研究業績 (2024/04/01現在) 杉山 睦
※ここには査読審査(レフェリー)があり、かつ英語での発表に限り掲載しています。
国内での発表や著書など、全ての発表関係の情報はこちらから(理科大の研究者情報ページへ)
1.[レフェリーつき論文]
160. Tzu-Ying Lin, Chi-Feng Hsieh,
Ayaka Kanai, Takahiko Yashiro, Wen-Jing Zeng, Jian-Jie Ma, Sung-Fu Hung, and Mutsumi
Sugiyama:
“Radiation
resistant chalcopyrite CIGS solar cells: proton damage shielding with Cs
treatment and defect healing via heat-light soaking”
Journal
of materials Chemistry A, 12 (2024)
7536.
159. Ayaka Kanai, Ray Ohashi,
Kunihiko Tanaka, Hideaki Araki, Mutsumi Sugiyama:
“Effects of the
growth process on surface morphology of Cu2(Sn1−xGex)S3 thin films”
Journal
of Materials Science: Materials in Electronics, 35 (2024) 526.
158. Keisuke Tomono and Mutsumi
Sugiyama:
“Investigating electrical properties and crystal growth in NiO thin
films by spray pyrolysis and electrostatic spray deposition”
Japanese Journal of
Applied Physics, 63 (2024) 025504.
157. Kana Ueda and Mutsumi
Sugiyama:
“Effect of monolithic photovoltaic photoelectrochemical integrated
Cu(In, Ga)Se2 related co planar device on water splitting reaction”
Japanese Journal of
Applied Physics, 63 (2024) 011005.
156. Kana Ueda and Mutsumi
Sugiyama:
“Effect of the energy band bending on surface by Cu-poor layer of
Cu(In, Ga)Se2-related photoelectrode for water splitting”
Journal of Physics D: Applied Physics,
57 (2024) 135103.
155. Takuto Maeda and Mutsumi
Sugiyama:
“Investigation of low-temperature
deposition of SnO2 thin film for improving sensitivity of LaOCl/SnO2
heterojunction CO2 sensor using electrochemical impedance spectroscopy”,
Japanese
Journal of Applied Physics, 62 (2023)
115502.
154. Mayu Okajima, Hina Nakagawa
and Mutsumi Sugiyama:
“Possibility of directly sensing plant stress under environment
temperature changes using electrochemical impedance spectroscopy”
Japanese Journal of
Applied Physics, 62 (2023) 088002.
153. Seira Yamaguchi, Atsushi Sato,
Kaori Ajiro, Miyuki Shiokawa, Yuya Hashimoto, Takuto Maeda, Mutsumi Sugiyama,
Takeshi Gotanda, Kazuhiro Marumoto:
“Performance improvement mechanisms of perovskite solar cells by
modification of NiOx hole-selective contacts with self-assembled-monolayers”
Solar Energy Materials and Solar
Cells, 258 (2023)112428.
152. Ayaka Kanai, Ryoma Hata, Mutsumi
Sugiyama and Kunihiko Tanaka:
“Photoluminescence properties of
Cu-poor Cu2Sn1-xGexS3 thin films with varying Ge/(Ge+Sn) ratio”
Journal
of Physics D: Applied Physics, 56
(2023) 265102.
151. Mutsumi Sugiyama:
“Introduction of
visible-light-transparent novel devices using widegap nickel oxide (NiO) thin
film”
JSAP
Review, 2023 (2023) 230410.
150. Mayu Okajima and Mutsumi
Sugiyama:
“Direct and in situ observations
of plants under various light illumination conditions using electrochemical
impedance spectroscopy”
Japanese
Journal of Applied Physics, 62 (2023)
027002.
149. Wafaa Magdy, Ayaka Kanai,
Esam. T. El Shenawy, Sherif. A. Khairy, Hussam. H. Hassan, Mutsumi Sugiyama,
Fawzy. A. Mahmoud:
“Correlation between some physical
properties of pure and Sb doped Cu2SnS3 thin films under the effect of sulfur
amount for solar cell application”
Materials
Chemistry and Physics, 295 (2023)
127074.
148. Ayaka Kanai, Keina Kusatsu,
and Mutsumi Sugiyama:
“Influence of Cd, S and Na atoms
on photoluminescence in tin sulfide thin films”
Japanese
Jounal of Applied Physics, 61 (2022)
125501.
147. Mutsumi Sugiyama and
Mayu Okajima:
“Application of electrochemical
impedance spectroscopy and modeling of the novel equivalent circuit for
monitoring the cellular tissues”,
Theoretical
and Experimental Plant Physiology, 34
(2022) 501-508.
146. Keitada Mineo, Shigeyuki
Imura, Kazunori Miyakawa, Toshiki Arai , Satoshi Aihara, Mutsumi Sugiyama,
and Masakazu Nanba:
“Avalanche Multiplication Image
Sensor Bonded With Crystalline Se Photoconversion Layer Using Se–Se Bonding Process”,
IEEE
Transactions on Electron Devices, 69 (2022)
4325.
145. ShunsukeNakamur and Mutsumi
Sugiyama:
“Effect of Ar and H2 mixture gas
on SnS thin films deposited by radio frequency (RF) magnetron sputtering”,
Thin
Solid Films, 755 (2022) 139329.
144. Nanami Urata, Ayaka Kanai, and
Mutsumi Sugiyama:
“Elucidation of electrical properties
of undoped and Sb-induced Cu2SnS3 (CTS) thin films and degradation properties
on CTS thin films and solar cells by intentional proton irradiation”
Japanese
Jounal of Applied Physics, 61 (2022)
071001.
143. Thomas Fix, Marin Alexe, David
Ginley, and Mutsumi Sugiyama:
“Exotic Materials and Innovative
Concepts for Photovoltaics”
ACS
Applied Energy Materials, 5 (2022)
5297.
142. Shigeyuki Imura, Keitada
Mineo, Toshiki Arai, Kazunori Miyakawa, Misao Kubota, Satoshi Aihara, Keisuke
Nishimoto, Mutsumi Sugiyama, Masakazu Nanba:
“Development of Stacked Image
Sensor with Avalanche Multiplication in Surface-enhanced Crystalline
selenium-based Photoconversion Layer”
IEEE
Sensors Letters, 6 (2022) 3501004.
141. Shigeyuki Imura, Keitada
Mineo, Yuki Honda, Toshiki Arai, Kazunori Miyakawa, Toshihisa Watabe, Misao
Kubota, Satoshi Aihara, Keisuke Nishimoto, Mutsumi Sugiyama, Masakazu
Nanba:
“High Sensitivity Crystalline
Selenium-based CMOS Image Sensor Using Avalanche Multiplication”
ITE
Transactions on Media Technology and Applications, 10 (2022) 52-58.
140. Tomohiro Hamada and Mutsumi
Sugiyama:
“Fabrication of solar cells with
CO2 gas sensing capabilities based on a NiO/ZnO p-n junction for developing
self-powered gas sensors”
Japanese
Jounal of Applied Physics, 61 (2022)
051003.
139. Takahiro Yashiro and Mutsumi
Sugiyama:
“Effect of the valence band
maximum control of Cu(In,Ga)Se2 photoelectrode surface on water splitting”
Japanese
Jounal of Applied Physics, 61 (2022)
054002.
138. Keisuke Nishimoto, Kohei
Shima, Shigefusa F. Chichibu and Mutsumi Sugiyama:
“Reactive RF magnetron sputtering
epitaxy of NiO thin films on (0001) sapphire and (100) MgO substrates”
Japanese
Jounal of Applied Physics, 61 (2022)
025505.
137. Patrick Nwofe and Mutsumi
Sugiyama:
“Complexing agents dependent
properties of chemically deposited Tin Antimony Sulphide Thin Films for use in
sustainable energy devices”,
Journal of Electronic
Materials, 51 (2022) 1148-1162.
136. Kota Takisawa and Mutsumi
Sugiyama:
“Tin monosulfide (SnS) epitaxial
films grown by RF magnetron sputtering and sulfurization on MgO(100) substrates”,
Japanese
Jounal of Applied Physics, 61 (2022)
025504.
135. Ishwor Khatri, Pedro Santos,
Pedro Anacleto, Deepanjan Sharma, Mohamed Belmoubarik, Nicoleta Nicoara, Mutsumi
Sugiyama, Sascha Sadewasser,:
“Effect of Se-free Annealing on
Cesium Fluoride Treated Cu(In,Ga)Se2 Thin Films and Corresponding Solar Cells”,
Physica Status Solidi
Rapid Research Letter, 16 (2021)
2100462.
134. Nanami Urata, Ayaka Kanai, and
Mutsumi Sugiyama:
“Influence of Sb inclusion on
morphologies and carrier concentration properties of CTS thin films grown by
sulfurization of Cu-Sn precursors”
Japanese
Jounal of Applied Physics, 60 (2021)
115503.
133. Wafaa Magdy, Ayaka Kanai,
Mohamed Abdel-Latif, Fawzy A Mahmoud, Essam El Shenawy, Hussam Hassan, Sherif
Khairy and Mutsumi Sugiyama:
“Impact of Na and/or Sb on the CTS
thin films and solar cell performance”
Japanese
Jounal of Applied Physics, 60 (2021)
105506.
132. Ishwor Khatri, Takahiko
Yashiro, Mutsumi Sugiyama:
“Effect of cesium fluoride
treatment in bifacial Cu(In1-x,Gax)Se2 solar cell”,
Thin
Solid Films, 736 (2021) 138913.
131. Ayaka Kanai, Mutsumi
Sugiyama:
“Na induction effects for J–V properties of Cu2SnS3 (CTS) solar cells and fabrication of a CTS
solar cell over-5.2% efficiency”,
Solar Energy Materials and Solar
Cells, 231 (2021) 111315.
130. Joonam Kim, Naruhide Kato,
Shigefusa F. Chichibu, Mutsumi Sugiyama:
“Electrical degradation and
recovery of NiO/ZnO visible-light-transparent flexible solar cells”,
Japanese
Jounal of Applied Physics, 60 (2021)
064001.
129. Kazuya Saiga, Tomoyuki
Haraguchi, Yasutaka Kitahama, Takuya Hosokai, Hiroyuki Matsuzaki, Dohyun Moon, Mutsumi
Sugiyama, Michikazu Hara, Takashiro Akitsu:
“Optical Properties of Chiral
Azo-Schiff Base Mn(II) and Zn(II) Complexes with Silver Nanoparticles”,
Journal
of Materials Science and Chemical Engineering, 9 (2021) 1-10.
128. Ishwor Khatri, Mutsumi
Sugiyama:
“Effect of combined treatment of
cesium fluoride as precursor and post-treatment on Cu(In,Ga)Se2 thin film solar
cell”,
Applied
Physics Letter, 118 (2021) 113901.
127. Naruhide Kato, Mutsumi
Sugiyama:
“Proton irradiation effects on
NiO/ZnO visible-light-transparent solar cells for space applications”,
Japanese
Jounal of Applied Physics, 60 (2021)
048001.
126. Ayaka Kanai, Taichi Tosuke,
Hideaki Araki and Mutsumi Sugiyama:
“Effects of Ag on the carrier
lifetime and efficiency1of (Cu1-xAgx)2SnS3 solar cells”,
Japanese
Jounal of Applied Physics, 60 (2021)
035508.
125. Shigeyuki Imura, Keitada
Mineo, Yuki Honda, Toshiki Arai, Kazunori Miyakawa, Toshihisa Watabe, Misao
Kubota, Keisuke Nishimoto, Mutsumi Sugiyama, Masakazu Nanba:
“Enhanced image sensing with
avalanche multiplication in hybrid structure of crystalline-selenium-based
photoconversion layer and CMOSFETs”,
Scientific
Reports, 10 (2020) 21888.
124. Ayaka Kanai, Mutsumi
Sugiyama:
“Emission properties of intrinsic
and extrinsic defects in Cu2SnS3 thin films and solar cells”,
Japanese
Jounal of Applied Physics, 60 (2021)
015504.
123. Patrick Akata Nwofe, Mutsumi
Sugiyama:
“Tuning the Properties of RF Sputtered SnS Thin Films and Enhanced
Performance in RF Sputtered SnS Thin Films Hetero-junction Solar Cell Devices”,
Zeitschrift
für Naturforschung A: Physical Sciences, 76 (2021) 181-195.
122. Joonam Kim, Takuto Ejiri, Mutsumi
Sugiyama:
“Investigation of VO2 directly
deposited on a glass substrate using RF sputtering for a smart window”,
Japanese
Jounal of Applied Physics, 59 (2020)
105506.
121. Patrick Akata Nwofe, Mutsumi
Sugiyama:
“Influence of deposition time and annealing treatments on the
properties of chemically deposited Sn2Sb2S5 thin films and photovoltaic
behavior of Sn2Sb2S5-based thin film hetero-junction solar cells”,
Zeitschrift
für Naturforschung A: Physical Sciences, 75 (2020) 887–901.
120. Naruhide Kato, Mutsumi
Sugiyama:
“Electron irradiation resistance
of NiO/ZnO visible-light-transparent solar cells”,
Japanese
Jounal of Applied Physics, 59 (2020)
101004.
119. Ishwor Khatri, Tzu-Ying Lin,
Takahiko Yashiro, Mutsumi Sugiyama:
“Temperature-Dependent Current-Voltage and Admittance Spectroscopy
analysis on Cesium-treated Cu(In1-x,Gax)Se2 Solar Cell before and after
Heat-Light Soaking and Subsequent Heat-Soaking Treatments”,
Progress
in Photovoltaics: Research and Applications, 28 (2020) 1158-1166.
118. Wafaa Magdy, Ayaka Kanai, F.
A. Mahmoud, E.T. El Shenawy, S. A. Khairy, H. H. Hassan, Mutsumi Sugiyama:
“Effect of rapid thermal annealing
on sprayed Cu2SnS3 thin films for solar-cell application”,
Japanese
Jounal of Applied Physics, 59 (2020)
105503.
117. Mohamed S. Abdel Latif, Wafaa
Magdy, Taichi Tosuke, Ayaka Kanai, Amr Hessein, N.M. Shaalan, Koichi Nakamura, Mutsumi
Sugiyama, A. Abdel Moniem:
“A comprehensive study on
Cu2SnS3 prepared by sulfurization of Cu-Sn sputtered precursor for thin-film
solar cell applications”,
Journal of Materials Science: Materials in Electronics, 31 (2020) 14577-145930.
116. Phutri Milana, Nurhayati Fry
Voni Steky, Yuta Ando, Marolop Simanullang, Mutsumi Sugiyama, Cynthia
Linaya Radiman, Veinardi Suendo:
“Effect of Anchoring Groups on
Electron Transfer at Porphyrins‐TiO2 Interfaces in Dye‐Sensitized Solar Cell Application”,
Macromolecular Symposia, 391 (2020) 201900126.
115. Patrick Akata Nwofe, Mutsumi
Sugiyama:
“Microstructural, Optical and
Electrical Properties of Chemically Deposited Tin Antimony Sulphide Thin Films
for Use in Optoelectronic Devices”,
Physica Status Solidi A, 217 (2020) 1900881.
114. Tzu-Ying Lin, Takahiko Yashiro,
Ishwor Khatri, and Mutsumi Sugiyama:
“Characterization on
Proton-irradiation-damaged Interfaces of CIGS-related Multilayered Compound
Semiconductors for Solar Cells by Electrochemical Impedance Spectroscopy”,
Japanese Jounal of Applied Physics, 59 (2020) 058003.
113. Ishwor
Khatri, Takahiko Yashiro, Lin Tzu-Ying, Mutsumi Sugiyama, and Tokio
Nakada:
“Metastable
Behavior on Cesium Fluoride-Treated Cu(In1–x,Gax)Se2 Solar Cells”,
Physica Status Solidi Rapid Research Letter, 14
(2020) 1900701.
112. Tzu-Ying Lin, Ishwor Khatri,
Junpei Matsuura, Kosuke Shudo, Wei-Chih Huang, Mutsumi Sugiyama,
Chih-Huang Lai, Tokio Nakada:
“Alkali-induced Grain Boundary
Reconstruction on Cu(In,Ga)Se2 Thin Film Solar Cells using Cesium Fluoride Post
Deposition Treatment”,
Nano Energy, 68 (2020) 104299.
111. José Rosa, Jonas Deuermeier,
Pekka J. Soininen, Markus Bosund, Zhen Zhu, Elvira Fortunato, Rodrigo Martins, Mutsumi
Sugiyama and Saoussen Merdes:
“Control of Eu Oxidation State
in Y2O3-xSx:Eu Thin Film Phosphors Prepared by Atomic Layer Deposition: a
Structural and Photoluminescence Study”,
Materials, 13 (2020) 93.
110. Ishwor Khatri, Tzu-Ying Lin,
Tokio Nakada, and Mutsumi Sugiyama,:
“Proton Irradiation on
Cesium-Fluoride-Free and Cesium-Fluoride-Treated Cu(In,Ga)Se2 Solar Cells and
Annealing Effects under Illumination”,
Physica Status Solidi Rapid Research Letter, 13
(2019) 1900519.
109. Ayaka Kanai, Hideaki Araki,
Ryota Ohashi, and Mutsumi Sugiyama:
“Sulfurization of Cu2(Sn,Ge)S3 thin films deposited by co-evaporation”,
Japanese Jounal of Applied Physics, 59 (2020)
SCCD01.
108. Ishwor Khatri, Lin Tzu-Ying, and
Tokio Nakada, and Mutsumi Sugiyama,:
“Effect of Electron Irradiation
on CsF‐Free and CsF‐Treated
CIGS Solar Cells”,
Physica Status Solidi Rapid Research Letter, 13 (2019) 1900415.
107. Yuta Ando, Ishwor Khatri,
Hironori Matsumori, Mutsumi Sugiyama, and Tokio Nakada:
“Epitaxial CIGS Thin Films on
Mo Back Contact for Solar Cells”,
Physica Status Solidi A, 216 (2019) 1900164.
106. Junpei Matsuura, Ishwor Khatri,
Tzu-Ying Lin, Mutsumi Sugiyama, and Tokio Nakada:
“Impact of heat-light soaking and
heat-bias soaking on NaF-treated CIGS thin film solar cells”
Progress in Photovoltaics: Research and Applications, 27 (2019)
pp.623-629.
105. Taichi Tosuke and Mutsumi
Sugiyama:
“PL properties and defects of SnS layers based on n-type buffer layers/p-type
SnS structures”,
Japanese Jounal of Applied Physics, 58 (2019)
051004-01〜04.
104. Ryo Tanuma, Mutsumi Sugiyama:
“Polycrystalline SnO2
visible-light-transparent CO2 sensor integrated with NiO/ZnO solar cell for
self-powered devices”,
Physica Status Solidi A, 216 (2019) 1800749-1〜5.
103. Marolop Simanullang,
Zehua Wang, Nao Kawakami, Ryu Ogata, Takehiro Yoshida, Mutsumi Sugiyama:
“Non-polar GaN thin films deposition on glass
substrate at low temperatures by conventional RF sputtering”,
Thin Solid Films, 675 (2019)
pp.1-4.
102. Noboru Katayama,
Suguru Osawa, Shunya
Matsumoto, Takuma Nakano, Mutsumi Sugiyama:
“Degradation and Fault Diagnosis of Photovoltaic Cells using
Impedance Spectroscopy”,
Solar Energy Materials and Solar Cells, 194
(2019) pp. 130-136.
101. Taichi Tosuke, Mutsumi
Sugiyama:
“Sulfurization growth and HCl
etching processes for cubic-phase SnS thin films”,
Physica Status Solidi A, 216 (2019) 1800750-1〜4.
100. Ishwor Khatri, Junpei Matsuura, Mutsumi
Sugiyama, and Tokio Nakada:
“Effect of heat-bias-soaking on
caesium fluoride-treated CIGS thin film solar cells”,
Progress in Photovoltaics: Research
and Applications, 27 (2019) 22-29.
99. Ryo Tanuma, Hikaru
Haga, Mutsumi Sugiyama:
“Influence of carrier mobility on
sensitivity of room-temperature-operation CO2 sensor based on SnO2 thin film”,
Japanese Jounal of Applied Physics, 57(2018)115503-1〜4.
98. Shinnosuke Tanaka, Hiroki Sato, Yota
Ishida, Yanyang Deng, Tomoyuki Haraguchi, Takashiro Akitsu, Mutsumi Sugiyama,
Michikazu Hara, and Dohyun Moon:
“Photo-Control of Adsorption of Dye Metal
Complexes Incorporating Chiral Schiff Base Ligands Containing Azo-Groups on
TiO2”,
Journal of the Korean Chemical Society, 62 (2018) pp.328-332.
97. Yusuke Ohteki and Mutsumi
Sugiyama:
“Electrical properties of ZnO:H
films fabricated by RF sputtering deposition and fabrication of p-NiO/n-ZnO
heterojunction devices”,
Japanese Journal of Applied Physics, 57 (2018)
071101-1〜5.
96. Junpei Matsuura,
Kosuke Shudo, Ishwor Khatri, Mutsumi Sugiyama, Tokio Nakada:
“Tunable carrier concentration
of NaF-treated CIGS solar cells using heat-light soaking and subsequent heating”,
physica status solidi - Rapid Research Letters, 12 (2018) 1800053.
95. Ishwor Khatri, Kosuke
Shudo, Junpei Matsuura, Mutsumi Sugiyama, Tokio Nakada:
“Impact of heat-light soaking
on potassium fluoride treated CIGS solar cells with CdS buffer layer”,
Progress in Photovoltaics: Research and Applications, 26 (2018) 171-178.
94. M. Jellite, J.-L.
Rehspringer, M. A. Fazio, D. Muller, G. Schmerber, G. Ferblantier, S. Colis, A.
Dinia, M. Sugiyama, A. Slaoui, A. Minj, D. Cavalcol, T. Fix:
“Investigation of LaVO3 based
compounds as a photovoltaic absorber”,
Solar Energy, 162 (2018) 1–7.
93. Vasudeva Reddy Minnam
Reddy, Greta Lindwall, Babu Pejjai, Sreedevi Gedi, K.T. Ramakrishna Reddy, Mutsumi
Sugiyama, Zi-Kui Liu and Chinho Park:
“α-SnSe thin film solar cells
produced by selenization of magnetron sputtered tin precursors”,
Solar Energy Materials and Solar Cells, 176
(2018) 251-258.
92. Shun Yamane, Yuuki
Hiyoshi, Shinnosuke Tanaka, Shun Ikenomoto, Takashi Numata, Kazuya Takakura,
Tomoyuki Haraguchi, Mauricio A. Palafox, Michikazu Hara, Mutsumi Sugiyama and
Takashiro Akitsu:
“Substituent Effect of
Chiraldiphenyl Salen Metal (M = Fe(II), Co(II), Ni(II), Cu(II), Zn(II))
Complexes for New Conceptual DSSC Dyes”,
J. Chem. Chem. Eng. 11 (2017) 135-151
91. Mutsumi Sugiyama,
Satoru Aihara, Yosuke Shimamune, and Hironori Katagiri:
“Influence of electron and
proton irradiation on the soaking and degradation of Cu2ZnSnS4 solar cells”,
Thin Solid Films, 642 (2017) 311-315.
90. Ishwor Khatri, Mutsumi
Sugiyama and Tokio Nakada:
“Effects of combined additional
indium deposition and potassium fluoride post-deposition treatments on
Cu(In,Ga)Se2 thin film solar cells”,
Progress in Photovoltaics: Research and Applications, 25 (2017) 871–877.
89. Ishwor Khatri, Kosuke Shudo, Junpei
Matsuura, Mutsumi Sugiyama, Tokio Nakada:
“Comparative study of water and
ammonia rinsing processes of potassium fluoride-treated Cu(In,Ga)Se2 thin film
solar cells”,
Japanese Journal of Applied Physics, 56 (2017)
08MC12-1〜6.
88. Naoyuki Shibayama,
Yiwen Zhang, Tetsuo Satake, and Mutsumi Sugiyama:
“Modelling of an equivalent
circuit for Cu2ZnSnS4- and Cu2ZnSnSe4-based thin film solar cells”,
RSC Advances, 7 (2017) pp. 25347-25352.
87. M. Yamaguchi, Y.
Tsunoda, S. Tanaka, T. Haraguchi, M. Sugiyama, S. Noor, and T. Akitsu:
“Molecular design through
orbital and molecular design of new naphthyl-salen type transition metal
complexes toward DSSC dyes”,
J. Indian Chem. Soc., 94(2017) pp.761-772.
86. Hiroshi Nakai, Mutsumi
Sugiyama, and Shigefusa F. Chichibu:
“Ultraviolet light-absorbing
and emitting diodes consisting of a p-type transparent-semiconducting NiO film
deposited on an n-type GaN homoepitaxial layer”,
Applied Physics Letter, 110 (2017) 181102-1〜5.
85. Keita Takahashi,
Shinosuke Tanaka, Marin Yamaguchi, Yuki Tunoda, Takashiro Akitsu, Mutsumi
Sugiyama, Rakesh Kumar Soni, Dohyun Moon:
“Dual purpose
bromine-containing Schiff base Cu(II) complexes for DSSC dyes and polymer flame
retardants”,
Journal of the Korean Chemical Society, 61 (2017) pp. 129-131.
84. Shuntaro. Mikami,
Tsubasa. Yokoi, Hiroki. Sumi, Satoru. Aihara, Ishwor. Khatri, and Mutsumi
Sugiyama:
“Effect of sulfur vapor
pressure on SnS thin films grown by Sulfurization”,
physica status solidi C, 16 (2017) pp. 1600160-1〜4.
83. Ryuki Shoji, Yoshiki
Kayama, Shigefusa F. Chichibu, and Mutsumi Sugiyama:
“Phase transformation during
simultaneous chalcogenization of CuIn(S,Se)2 thin films using metalorganic
sources”,
physica status solidi C, 16 (2017) pp. 1600159-1〜4.
82. Mutsumi Sugiyama,
Tsubasa Yokoi, Akihiko Henmi, Takashi Asano:
“Effect of Na on sulfurization
growth of SnS thin films and solar cells using NaF/Sn-S precursor”,
Thin Solid Films, 615 (2016) pp. 25–28.
81. Ishwor Khatri,
Hirofumi Fukai, Hiroshi Yamaguchi, Mutsumi Sugiyama and Tokio Nakada:
“Investigation of the Potassium
Fluoride Post-deposition Treatment on Cu(In,Ga)Se2 Thin Films and Solar Cells”,
Solar Energy Materials and Solar Cells, 155
(2016) 280-287.
80. Mutsumi Sugiyama, Hiroshi Nakai, Gaku Sugimoto, Aika
Yamada, Shigefusa F. Chichibu:
“Electrical properties of
undoped and Li-doped NiO thin films deposited by RF sputtering without
intentional heating”,
Japanese Journal of Applied Physics, 55 (2016)
088003-1〜3.
79. Ryosuke Shoji, Shun
Ikenomoto, Nobumitsu Sunaga, Mutsumi Sugiyama, and Takashiro Akitsu:
“Absorption Wavelength
Extension for Dye-Sensitized Solar Cells by Varying the Substituents of Chiral
Salen Cu(II) Complexes”,
Journal of Applied Solution Chemistry and Modeling,
5 (2016) 48-56.
78. Xiaohui Liu, Anjun
Han, Zhengxin Liu, and Mutsumi Sugiyama:
“Effects of the CuS phase on
the growth and properties of CuInS2 thin films”,
Japanese Journal of Applied Physics, 55 (2016)
015501-1〜4.
77. Hidenori Sakakura, Masayuki
Itagaki, and Mutsumi Sugiyama:
“Estimation of defect
activation energy around pn interfaces of Cu(In,Ga)Se2 solar cells using
impedance spectroscopy”,
Japanese Journal of Applied Physics, 55 (2016)
012301-1〜4.
76. Hüseyin Sarı,
Hidenori Sakakura, Daisuke Kawade, Masayuki Itagaki, Mutsumi Sugiyama:
“Quantification of sputtering
damage during NiO film deposition on a Si/SiO2 substrate using electrochemical
impedance spectroscopy”,
Thin Solid Films, 592 (2015) pp. 150–154.
75. Shao-Wei Chang, Kaoru
Ishikawa, and Mutsumi Sugiyama:
“Growth of amorphous Zn–Sn–O thin films by RF sputtering for buffer
layers of CuInSe2 and SnS solar cells”,
Thin Solid Films, 589 (2015) pp. 408-411.
74. Daisuke Kawade, Kazuma
Moriyama, Fumika Nakamura, Shigefusa F. Chichibu, and Mutsumi Sugiyama:
“Fabrication of Visible-Light
Transparent Solar Cells Composed of NiO/NixZn1-xO/ZnO Heterostructures”,
physica status solidi C, 12 (2015) pp. 785-788.
73. Soichi Sato, Hiroki
Sumi, Guannan Shi, and Mutsumi Sugiyama:
“Investigation of the
sulfurization process of Cu2SnS3 thin films and estimation of band offsets of
Cu2SnS3-related solar cell structure”,
physica status solidi C, 12 (2015) pp. 757-760.
72. Shao-Wei Chang, Kaoru
Ishikawa, and Mutsumi Sugiyama:
“RF magnetron sputtering
deposition of amorphous Zn–Sn–O
thin films as a buffer layer for CIS solar cells”,
physica status solidi C, 12 (2015) pp. 688-691.
71. Hikaru Kobayashi, Takashiro
Akitsu, and Mutsumi Sugiyama:
“Rietveld Analysis of Dinuclear
Cu(II) Complexes Dissociating into Mononuclear Ones”,
International Journal of Current Chemistry, 5 (2014) pp. 35-45.
70. Daisuke Kawade,
Shigefusa F. Chichibu and Mutsumi Sugiyama:
“Experimental determination of
band offsets of NiO-based thin film heterojunctions”,
Journal Applied Phys. 116 (2014) 163108.
69. F. I. Ezema, Y.
Kayama, I. C. Amaechi, T. Hiramatsu, A. C. Nwanya, R. U. Osuji, M. Malik, M.
Sugiyama:
“Effect of annealing on the
properties of chemical bath deposited CdS buffer layer of CIS solar cells”,
Chalcogenide Letters, 11 (2014) 619-628.
68. Mutsumi Sugiyama,
Hidenori Sakakura, Shao-Wei Chang, and Masayuki Itagaki:
“Investigation of Sputtering
Damage around pn Interfaces of Cu(In,Ga)Se2 Solar Cells
by Impedance Spectroscopy”,
Electrochimica Acta, 131 (2014) 236-239.
67. Xiaohui Liu, Zhengxin
Liu, Fanying Meng, Shigefusa F. Chichibu, Mutsumi Sugiyama:
“Preparation of CuInS2 thin
films by sulfurization using ditertiarybutylsulfide”,
Thin Solid Films, 558 (2014) 400-404.
66. Xiaohui Liu, Zhengxin
Liu, Fanying Meng, Mutsumi Sugiyama:
“Improvement of Cu(In,Ga)Se2
thin film solar cells by surface sulfurization using ditertiarybutylsulfide”,
Solar Energy Materials and Solar Cells, 124 (2014) 227-231.
65. M. Sugiyama,
T. Shimizu, D. Kawade, K. Ramya and K. T. R. Reddy:
“Experimental determination of
vacuum-level band alignments of SnS-based solar cells by photoelectron yield
spectroscop”,
Journal Applied Phys. 115 (2014) 083508.
64. M. Rajendraprasad
Reddy, V. Supriya, M. Sugiyama, and K. T. Ramakrishna Reddy:
“Physical Investigations on
ZnO:Ni Layers Deposited by Spray Pyrolysis”,
Conference Papers in Energy, 2013 (2013) 508170.
63. K. T. Ramakrishna
Reddy, V. Supriya, Y. Murata, M .Sugiyama:
“Effect of Co-doping on the
properties of Zn1 − xCoxO films deposited by spray
pyrolysis”,
Surface and Coatings Technology, 231 (2013) 149-152.
62. M. Sugiyama,
M. Hayashi, C. Yamazaki, N. B. Hamidon, Y. Hirose, M. Itagaki:
“Application of impedance
spectroscopy to investigate the electrical properties around the pn interface of
Cu(In,Ga)Se2 solar cells”,
Thin Solid Films, 535 (2013) 287-290.
61. M. Warasawa, Y.
Watanabe, J. Ishida, Y. Murata, S. F. Chichibu, and M. Sugiyama:
“Fabrication of Visible-Light-Transparent
Solar Cells using p-type NiO Films by Low Oxygen Fraction Reactive RF
Sputtering Deposition”,
Japanese Journal of Applied Physics, 52 (2013) 021102.
60. M. Rajendraprasad
Reddy, M. Sugiyama, and K.T. Ramakrishna Reddy:
“Ni-doping Effect on the
Structural and Optical Properties of Sprayed ZnO Thin Films”,
Advanced Materials Research, 602-604 (2013) 1423-1426.
59. Ashraf Mohamed Abdel
Haleem, Mutsumi Sugiyama, Masaya Ichimura:
“Sulphurization of the Electrochemically
Deposited Indium Sulphide Oxide Thin Film and Its Photovoltaic Applications”,
Materials Sciences and Applications, 3 (2012) 802-806.
58. X H Liu, X M Dou, M.
Sugiyama:
“Photoluminescence studies in
CuInS2 thin films grown by sulfurization using ditertiarybutylsulfide”,
Jounal of Applied Physics, 112 (2012) 123521.
57. X. H. Liu, X. M. Dou,
and M. Sugiyama:
“Photoluminescence Study of
Deep Levels in CuInS2 Thin Films Grown by Sulfurization Using Ditertiarybutylsulfide”,
Japanese Journal of Applied Physics 51 (2012) 122403.
56. Y. Hirose, M.
Warasawa,
“Effects of Proton Irradiation
on Optical and Electrical Properties of Cu(In,Ga)Se2 Solar Cells”,
Japanese
Journal of Applied Physics 51 (2012) 111802.
55. L. Rajamohana Reddy,
N. Revathi, Y. Murata, M. Sugiyama, K.T. Ramakrishna Reddy:
“Characterization of ‘Al’ co-doped Zn1-xMnxO Films Deposited by
Spray Pyrolysis”,
Physics Procedia 25 (2012) 143-149.
54. X. H. Liu, C.
Fujiwara, X. M. Dou, S. F. Chichibu, and M. Sugiyama:
“Photoluminescence Study of
Defect Levels in CuInS2 Thin Films Grown by Sulfurization Using
Ditertiarybutylsulfide”,
Japanese
Journal of Applied Physics 51 (2012) 031202.
53. M.
Warasawa, A. Kaijo, and M. Sugiyama:
“Advantages
of using amorphous indium zinc oxide films for window layer in Cu(In,Ga)Se2
solar cells”,
Thin Solid Films, 520 (2012) 2119-2122.
52. K. T. Ramakrishna Reddy, K.
Ramya, G. Sreedevi, T. Shimizu, Y. Murata, and M. Sugiyama:
“Studies on the Energy Band
Discontinuities in SnS/ZnMgO Thin Film Heterojunction”,
Energy Procedia 10 (2011) 172-176.
51. M. Sugiyama,
C. Fujiwara, R. Shoji, and S. F. Chichibu:
“Sulfurization Growth of CuInS2
Thin Film Using Ditertiarybutylsulfide as a Less Hazardous Source”,
Japanese Journal of Applied Physics 50 (2011)065503.
50. C. Fujiwara, T. Sato,
Y. Kawasaki, M. Sugiyama, and S. F. Chichibu:
“Growth of Cu(In,Al)(Se,S)2
thin films by selenization and sulfurization for a wide bandgap absorber”,
Japanese Journal of Applied Physics 50 (2011) 05FB07.
49. T. Sato, Y. Kawasaki,
M. Sugiyama, and S. F. Chichibu:
“Morphological and Structural
Changes in Cu(In,Ga)Se2 thin films by selenization using diethylselenide”,
Japanese Journal of Applied Physics 50 (2011) 05FB05.
48. M. Sugiyama,
Y. Murata, T. Shimizu, K. Ramya, C. Venkataiah, T. Sato, and K. T. R. Reddy:
“Sulfurization growth of SnS
thin films and experimental determination of balance band discontinuity for
SnS-related solar cells”,
Japanese Journal of Applied Physics 50 (2011) 05FH03.
47. Y. Hirose, M. Warasawa,
K. Takakura, S. Kimura, S. F. Chichibu, H. Ohyama, and M. Sugiyama:
“Optical and electrical
properties of electron-irradiated Cu(In,Ga)Se2 solar cells”,
Thin Solid Films, 519 (2011) 7321-7323.
46. M.
Sugiyama, K. T. R. Reddy, N. Revathi, Y. Shimamoto, and Y. Murata:
“Band Offset of SnS Solar Cell
Structure Measured by X-ray Photoelectron Spectroscopy”,
Thin Solid Films, 519 (2011) 7429-7431.
45. V.
Supriya, T. Sato, M. Sugiyama, K. T. R. K. Reddy:
“Structural and optical
properties of cobalt doped sprayed ZnO films”,
Optoelectronics and Advanced Materials – Rapid Communications 4 (2010) 2064–2067.
44. M. Sugiyama,
T. Yasuniwa, H. Nakanishi, S. F. Chichibu, and S. Kimura:
“Optical and solar cell properties
of alpha-ray, proton, and gamma-ray irradiated Cu(In,Ga)Se2 thin films and
solar cells”,
Japanese Journal of Applied Physics 49 (2010) 042302.
43. T. Minemura, K. Miyauchi,
K. Noguchi, K. Ohtsuka, H. Nakanishi, and M. Sugiyama:
“Preparation of SnS Films by Low Temperature
Sulfurization”,
Physica Status Solidi (c) 6 (2009) 1221-1224.
42. A. Miyama, X. Dou, T.
Yasuniwa, A. Umezawa, H. Nakanishi, S. F. Chichibu, and M. Sugiyama:
“Fabrication of Zn-doped Cu(In,Ga)Se2 thin film solar
cells prepared by Zn diffusion from the gas phase using dimethylzinc”,
Physica Status Solidi (c) 6 (2009)1213-1216.
41. K. Miyauchi, T. Minemura,
K. Nakatani, H. Nakanishi, M. Sugiyama, and S. Shirakata:
“Photoluminescence properties of ZnSnP2 single
crystal”,
Physica Status Solidi (c) 6 (2009) 1116-1119.
40. S. Masaki, H. Nakanishi, M.
Sugiyama, and S. F. Chichibu:
“Ga-doped ZnO transparent conducting films prepared
by helicon-wave-excited plasma sputtering”,
Physica Status Solidi (c) 6 (2009) 1109-1111.
39. S. Takahata,
K. Saiki, T. Imao, H. Nakanishi, M. Sugiyama, and S. F. Chichibu:
“Fabrication of a n-type ZnO / p-type
Cu–Al–O heterojunction diode by sputtering deposition
methods”,
Physica Status Solidi (c) 6 (2009) 1105-1108.
38. A. Umezawa, T. Yasuniwa, A.
Miyama, H. Nakanishi, M. Sugiyama, and S. F. Chichibu:
“Preparation of Cu(In,Al)Se2
thin films by selenization using diethylselenide”,
Physica Status Solidi (c) 6 (2009) 1016-1019.
37. S. Ando, N. Takayama,
M. Sugiyama, H. Nakanishi, and S. F. Chichibu:
“Preparation of CuInSe2 thin
films by metal-organic decomposition with oxidation-reduction and subsequent
selenization using diethylselenide”,
Physica Status Solidi (c) 6 (2009) 1038-1042.
36. M. Sugiyama,
A. Umezawa, T. Yasuniwa, A. Miyama, H. Nakanishi, S.F. Chichibu:
“Growth of single-phase Cu(In,Al)Se2
photoabsorbing films by selenization using diethylselenide”,
Thin Solid Films, 517 (2009) 2175-2177.
35.
M. Sugiyama, K. Miyauchi, T. Minemura, and H. Nakanishi:
“Sulfurization
Growth of SnS Films and Fabrication of CdS/SnS Heterojunction for Solar Cells”,
Japanese Journal of Applied Physics 47 (2008) 8723-8725.
34. S.
Merdes, A. Kinoshita, Z. Hadjoub, M. Sugiyama, H. Nakanishi, and S.
Ando:
“Effect of
Deposition Conditions on Photoluminescence of CuInSe2 Thin Films Prepared by
Spin Coating Technique”,
Japanese Journal of Applied Physics 47 (2008) 8284-8286.
33.
S.Merdes, A.Kinoshita, Z.Hadjoub, M.Sugiyama, H.Nakanishi, M.Sano, and
S.Ando:
“Effect of
Alternating Cu poor/Cu rich/Cu poor/Cu rich/ Layers of Metal Naphthenates in
the Growth Process on the Properties of CuInSe2 Thin Films Prepared
by the Spin Coating Technique”,
Thin Solid Films, 516 (2008) 7335-7339.
32. S.
Masaki, H. Nakanishi, M. Sugiyama, and S.F.Chichibu:
“Preparation
of Ga doped ZnO thin films by helicon-wave-excited plasma sputtering”,
Physica Status Solidi (c) 5 (2008) 3135-3137.
31. S.
Takahata, T. Imao, H. Nakanishi, M. Sugiyama, and S. F. Chichibu:
“Helicon-wave-excited
plasma sputtering deposition of CuAlO2 thin films”,
Physica Status Solidi (c) 5 (2008) 3101-3103.
30. K.
Nakatani, T. Minemura, K. Miyauchi, K. Fukabori, H. Nakanishi, M. Sugiyama,
and S. Shirakata:
“Photoluminescence
property of ZnSnP2 by solution growth and normal freezing methods” ,
Japanese Journal of Applied Physics 47 (2008) 5342-5344.
29. M.
Sugiyama, K. Miyauchi, T. Minemura, K. Ohtsuka, K. Noguchi, and H.
Nakanishi:
“Preparation of SnS Films by Sulfurization of Sn Sheet”,
Japanese Journal of Applied Physics 47 (2008) 4494-4495.
28. M.
Sugiyama, A. Kinoshita, A. Miyama, H. Nakanishi and S. F. Chichibu:
“Formation
of Zn-doped CuInSe2 films by thermal annealing using dimethylzinc”,
Journal of Crystal Growth, 310 (2008) pp.794-797.
27. M. Sugiyama,
A. Kinoshita, M. Fukaya, H. Nakanishi, S. F. Chichibu:
“Growth of
Single-phase CuInGaSe2 Photoabsorbing Alloy Films by the
Selenization Method Using Diethylselenide as a Less-hazardous Se Source”,
Thin Solid Films 515 (2007) pp.5867-5870.
26. M. Sugiyama,
A. Kinoshita, M. Fukaya, Y. Maru, T. Nakagawa, H. Nakanishi, F. B. Dejene, V.
Alberts, and S. F. Chichibu:
“The use of
diethylselenide as a less-hazardous source in CuInGaSe2
photoabsorbing alloy formation by selenization of metal precursors premixed
with Se”,
Journal of Crystal Growth 294 (2006) pp.214-217.
25. F. B.
Dejene, M. Sugiyama, H. Nakanishi, V. Alberts, and S. F. Chichibu:
“Influence
of the stacking order on structural features of the Cu-In-Ga-Se precursors for
formation of Cu(In,Ga)Se2 thin films prepared by thermal
reaction of InSe/Cu/GaSe alloys to elemental Se vapor and diethylselenide
gas” ,
Physica Status Solidi (c) 3 (2006) pp.2572-2575.
24. A. Kinoshita,
M. Fukaya, H. Nakanishi, M. Sugiyama, and S.F. Chichibu:
“Preparation
of High Ga-content CuInGaSe2 Films by Selenization of Metal
Precursors Using Diethylselenide as a Less-hazardous Source”,
Physica Status Solidi (c) 3 (2006) pp.2539-2542.
23. M.
Sugiyama, F. B. Dejene, A. Kinoshita, M. Fukaya, V. Alberts, H. Nakanishi,
and S. F. Chichibu:
“Use of
Diethylselenide for the Preparation of CuInGaSe2 Films by
Selenization of Metal Precursors Premixed with Se”,
Physica Status Solidi (c) 3 (2006) pp.2543-2546.
22. M.
Sugiyama, A. Murayama, T. Imao, K. Saiki, H. Nakanishi, and S. F. Chichibu:
“Helicon-wave-excited
Plasma Sputtering Deposition of Ga-doped ZnO Transparent Conducting Films”,
Physica Status Solidi (a) 203 (2006) pp.2882-2886.
21. T.
Kitamura, X-Q. Shen, M. Sugiyama, H. Nakanishi, M. Shimizu, and H.
Okumura:
“Generation
of Cubic Phase in Molecular-Beam-Epitaxy-Grown Hexagonal InGaN Epilayers on
Japanese Journal of Applied Physics Vol. 45 (2006) pp. 57–60.
20. M.
Sugiyama, M. Kinoshita, and H. Nakanishi:
“Growth of
ZnInGaS4 by normal freezing method”,
Journal of Physics and Chemistry of Solids 66 (2005) pp. 2127-2129.
19. S. F.
Chichibu, M. Sugiyama, T. Nozaka, T. Suzuki, T. Onuma, K.. Nakajima, T.
Aoyama, M. Sumiya, T. Chikyow, and A. Uedono:
“Reduction
of point defect density in cubic GaN epilayers on (001) GaAs substrates using
AlxGa1-xN/GaN superlattice underlayers”,
Journal of
18. M. Sugiyama, T. Nosaka, T. Suzuki, T. Koida, K. Nakajima, T. Aoyama, M. Sumiya,
T. Chikyow, and S. F. Chichibu:
“Reduced
nonradiative defect density in cubic GaN epilayers with AlGaN/GaN superlattice
underlayers grown on (001) GaAs substrates by metalorganic vapor phase epitaxy”,
Japanese Journal of Applied Physics Part, 43 (2004) pp. 958-965.
17. M. Sugiyama, T. Nosaka, T. Onuma, K. Nakajima, P. Ahmet, T. Aoyama, T. Chikyow,
and S. F. Chichibu:
“Critical
roles of decomposition-shielding layer deposited at low-temperature governing
the structural and photoluminescence properties of cubic GaN epilayers grown on
(001) GaAs by metalorganic vapor phase Eeitaxy”,
Japanese Journal of Applied Physics, Part 1, 43 (2004) pp. 106-110.
16. M. Sugiyama, T. Nosaka, K. Nakajima, P. Ahmet, T. Aoyama, T. Chikyow, and SF.
Chichibu:
“Effects of
deposition parameters of low-temperature GaN buffer layer on the structural and
optical properties of cubic GaN epilayers on GaAs (001) substrates grown by
MOVPE”,
Physica Status Solidi (c) 0 (2003) 2099.
15. M. Sugiyama, R. Nakai, H. Nakanishi, and SF.Chichibu:
“Interface
Fermi level pinning in a Cu/p-CuGaS2 Schottky diode”,
Journal of Physics and Chemistry of Solids 64 (2003) pp.1787-1790.
14. SF. Chichibu, Y. Harada, M.
Sugiyama, and H. Nakanishi:
“Metalorganic
vapor phase epitaxy of Cu(AlxGa1-x)(SySe1-y)2
chalcopyrite semiconductors and their band offsets”,
Journal of Physics and Chemistry of Solids 64 (2003) pp.1481-1489.
13. M. Sugiyama, R. Nakai, H. Nakanishi, and S. F. Chichibu:
“Fermi
level pinning at the metal / p-type CuGaS2 interfaces”,
Journal of Applied Physics 92 (2002) pp.7317-7319.
12. S. F. Chichibu, M. Sugiyama,
M. Obasami, A. Hayakawa, T. Mizutani, H. Nakanishi, T. Negami, and T. Wada:
“Use of
diethylselenide as a less-hazardous source for preparation of CuInSe2
photo-absorbers by selenization of metal precursors”,
Journal of
11. S. F. Chichibu, M.
Sugiyama, T. Onuma, T. Kitamura, H. Nakanishi, T. Kuroda, A. Tackeuchi, T.
Sota, Y. Ishida, and H. Okumura:
“Localized
exciton dynamics in strained cubic In0.1Ga0.9N/GaN
multiple quantum wells”,
Applied Physics Letters 79 (2001) pp.4319-4322.
10. S. F. Chichibu, M.
Sugiyama, T. Kuroda, A. Tackeuchi, T. Kitamura, H. Nakanishi, T. Sota, S.
P. DenBaars, S. Nakamura, Y. Ishida, and H. Okumura:
“Band gap
bowing and exciton localization in strained cubic InxGa1-xN
films grown on 3C-SiC(001) by rf molecular-beam epitaxy”,
Applied Physics Letters 79 (2001) pp.3600-3602.
9.
K. Yoshino, M. Sugiyama, D. Maruoka, S. F. Chichibu, H. Komaki, K. Umeda,
and T. Ikari:
“Photoluminescence
spectra of CuGaSe2 crystals”,
Physica B 302-303 (2001) pp.357-363.
8. K. Yoshino N. Mitani M.
Sugiyama, S. F. Chichibu, H. Komaki, and T. Ikari:
“Optical and
electrical properties of AgIn(SSe)2 crystals”,
Physica B 302-303 (2001) pp.349-356.
7. S. F. Chichibu, T.
Auhata, M. Sugiyama, T. Kitamura, Y. Ishida, H. Okumura, H. Nakanishi,
T. Sota, and T. Mukai:
“Optical
and structural studies in InGaN quantum well structure laser diodes”,
Journal of Vacuum Science & Technology B 19 (2001) pp.2177-2183.
6. M. Sugiyama, H.
Nakanishi, and SF. Chichibu:
“Experimental
determination of valence band discontinuities at Cu(Al,Ga)(S,Se)2 /
GaAs(001) heterointerfaces using ultraviolet photoemission spectroscopy”,
Japanese Journal of Applied Physics 40 (2001) pp.L428 - L430.
5. S. F. Chichibu, A.
Setoguchi, T. Azuhata, J. Mullhauser, M. Sugiyama, T. Mizutani, T.
Deguchi, H. Nakanishi, T. Sota, O. Brandt, K. H. Ploog, T. Mukai, and S.
Nakamura:
“Effective
localization of quantum well excitons in InGaN quantum well structures with
high InN mole fraction”,
Physica Status Solidi (a) 180 (2000) pp.321-325.
4.
M. Sugiyama, N. Mitani, K. Yoshino, T. Ikari, H. Nakanishi, and S.
Chichibu:
“Optical
properties of AgIn(SXSe1-X)2”,
Japanese Journal of Applied Physics, suppl. 39 (2000) pp.96-97.
3. K. Yoshino, N.
Mitani, M. Sugiyama, S. Chichibu, H. Nakanishi, and T. Ikari:
“Crystal growth
of high purity AgIn(SXSe1-X)2 single crystals”,
Japanese Journal of Applied Physics, suppl. 39 (2000) pp.50 -51.
2.
S. F. Chichibu, K. Wada, J. Mullhauser, O. Brandt, K. H. Ploog, T. Mizutani, A.
Setoguchi, R. Nakai, M. Sugiyama, H. Nakanishi, K. Torii, T. Deguchi, T.
Sota, and S. Nakamura:
“Evidence
of localization effects in InGaN single quantum well ultraviolet light emitting
diodes”,
Applied Physics Letters 76 (2000) pp.1671-1673.
1. T. Deguchi, K. Torii,
K. Shimada, T. Sota, R. Matsuo, M. Sugiyama, A. Setoguchi, S. Chichibu,
and S. Nakamura:
“Optical
properties of an InGaN active layer in ultraviolet light emitting diode”,
Japanese Journal of Applied Physics 38 (1999) pp.L975-L977.
2.[学会発表(レフェリー付き国際会議)]
190. Keito Okubo and Mutsumi Sugiyama:
“Cesium-induced Surface
Modification on CIGS Absorber Layer and the Radiation Hardness on Device”,
The 2024
Spring Meeting of the European Materials Research Society (E-MRS), Symposium K:
Synthesis, processing and characterization of nanoscale multi functional oxide
films, Strasburg Convention Centor, France, May 27-31 (2024), K01-X (poster).
189. Kana Ueda and Mutsumi Sugiyama:
“Investigation of monolithic
photovoltaic-photoelectrochemical-integrated Cu(In,Ga)Se2-related co-planar
device for hydrogen generation”,
The 2024
Spring Meeting of the European Materials Research Society (E-MRS), Symposium O:
Future photovoltaics based on earth abundant materials, Strasburg Convention
Centor, France, May 27-31 (2024), O01-X (poster).
188. Kana Ueda and Mutsumi Sugiyama:
“Effect of modulating the valence
band maximum grading around the surface of Cu(In,Ga)Se2 for hydrogen generation”,
The 2024
Spring Meeting of the European Materials Research Society (E-MRS), Symposium A:
Advanced thin films for energy and sustainable applications, Strasburg
Convention Centor, France, May 27-31 (2024), A01-X (poster).
187. Mutsumi Sugiyama:
“Fabrication of
visible-light-transparent devices using NiO thin films”,
TACT2023
International Thin Films Conference, National Taipei University of Technology,
Taipei, Taiwan, Nov.12–15, (2023), A-I-66 (invited oral).
186. Seira Yamaguchi, Atsushi Sato,
Kaori Ajiro, Miyuki Shiokawa, Yuya Hashimoto, Takuto Maeda, Mutsumi Sugiyama,
Takeshi Gotanda, Kazuhiro Marumoto:
“Surface-Passivation-Improvement Mechanism
in Perovskite Solar Cells by the Surface Modification of NiOx Hole-Selective
Contacts with 2PACz SAMs”,
2023
International Conference on Solid State Devices and Materials (SSDM2023), 06:
Photovoltaics / Energy Harvesting / Battery‐related
Technology, Nagoya Congress Center, Japan, September 5-8 (2023), C-2-02 (oral).
185. Ayaka Kanai, Taichi Tosuke, Mutsumi
Sugiyama, Hideaki Araki, and Kunihiko Tanaka:
“Current status of earth-abundant
Cu2SnS3-based materials for next-generation solar cells”,
The 30th
International Workshop on Acive-Matrix Flatpanel Dispplays and Devices, Session
1 : The Frontiers of PV Technology, 1-1, Ryukoku University Avanti Kyoto Hall
Kyoto, Japan, July 4-7 (2023), 1-1 (invited oral).
184. Mutsumi Sugiyama, Ayaka
Kanai, and Kunihiko Tanaka:
“Influence of Ge Inclusion on
Surface Morphologies of Cu2(Sn1-xGex)S3 Films Grown by Sulfurization of Cu/Sn-S
Precursors”,
Materials Research
Society, 2022 Fall Meeting, Symposium EQ04: Emerging Chalcogenide Electronic
Materials—Theory to Applications, Boston, MA, USA, November 28-December 2 (2022) EQ04.11.12 (poster).
183. Mutsumi Sugiyama, Ayaka
Kanai, and Keina Kusatsu:
“Influence of S and Cd Atom on
Photoluminescence in Tin Sulfide Films”,
Materials
Research Society, 2022 Fall Meeting, Symposium EQ04: Emerging Chalcogenide
Electronic Materials—Theory to Applications, Boston, MA, USA, November 28-December 2 (2022) EQ04.11.11 (poster).
182. Kana Ueda, Daiki Kanamori, and Mutsumi
Sugiyama:
“Material Design of Monolithic
Water-Splitting Device Using Chalcogenide Semiconductors”,
Materials
Research Society, 2022 Fall Meeting, Symposium EQ04: Emerging Chalcogenide
Electronic Materials—Theory to Applications, Boston, MA, USA, November 28-December 2 (2022) EQ04.11.03 (poster).
181. Ayaka Kanai, Ryoma Hata, Mutsumi Sugiyama,
Kunihiko Tanaka:
“Influence of Ge/(Ge+Sn) ratio on
morphology and structure properties of Cu2(Sn1-xGex)S3 film”,
33rd
International Photovoltaic Science and Engineering Conference (PVSEC-33),
Nagoya Congress Center, Nogoya, Japan,
WeP-32-13,
November 13-17 (2022), (poster).
180. Ryoma Hata, Ayaka Kanai, Mutsumi Sugiyama,
Kunihiko Tanaka:
“Investigation of basic physical
properties in Cu2Sn1-xGexS3 by observation of photoluminescence”,
33rd
International Photovoltaic Science and Engineering Conference (PVSEC-33),
Nagoya Congress Center, Nogoya, Japan,
TuP-32-18,
November 13-17 (2022), (poster).
179. Kana Ueda, Mutsumi Sugiyama:
“Fabrication of
photovoltaic-photoelectrochemical-interconnected water splitting Cu(In,Ga)Se2
device”,
33rd
International Photovoltaic Science and Engineering Conference (PVSEC-33),
Nagoya Congress Center, Nogoya, Japan,
TuP-21-09,
November 13-17 (2022), (poster).
178. Ishwor Khatri, Pedro Santos, Pedro Anacleto,
Deepanjan Sharma, Mohamed Belmoubarik, Nicoleta Nicoara, Mutsumi Sugiyama,
Sascha Sadewasser,:
“Selenium-free Annealing of Cesium
Fluoride on CIGS Thin Film Solar Cells”,
The 8th
World Conference on Photovoltaic Energy Conversion (WCPEC), Topic 2: Evolving
and Emerging Technologies: Tandems; Thin Film absorbers; III-V; New Materials
and Concepts; Advanced Modelling/2.3 CI(G)S, CdTe and Related Thin Films;
Organic and Dye-Sensitised Devicesm, Milano Convention Centre in Milan, Italy.
2DO.6.4,
September 26-30 (2022), (oral).
177. Mutsumi Sugiyama, Ayaka Kanai, Naruhide
Kato,:
“Current status of earth abundant
materials for next-generation solar cells”,
2021
Materials Research Society - Taiwan
International Conference (2021 MRSTIC), B1. Solar
Cells (Organic Solar Cells, Inorganic Solar Cells, Perovskite Solar Cells),
Taipei, Taiwan, B1-0326, Online, November 13-17
(2021) (invited-oral).
176. Ishwor Khatri, Mutsumi Sugiyama, Sascha
Sadawasser:
“Alkali-Metal Treatment for
High-Efficiency CIGS Solar Cells”,
2021
Materials Research Society - Taiwan
International Conference (2021 MRSTIC), B1. Solar
Cells (Organic Solar Cells, Inorganic Solar Cells, Perovskite Solar Cells),
Taipei, Taiwan, B1-0429, Online, November 13-17
(2021) (invited-oral).
175. S. Imura, K. Mineo, T. Arai, K. Miyakawa, S.
Watabe, M. Kubota, S. Aihara, K. Nishimoto, M. Sugiyama, and M. Nanba:
“Stacked Image Sensor with
Avalanche Multiplication in a Surface-Enhanced Crystalline Selenium-Based
Photoconversion Layer”,
The IEEE
44th International Semiconductor Conference (CAS), Microsensors & Devices,
A79-C-9081, Online, October 6-8 (2021) (poster).
174. Tzu-Ying Lin, Takahiko Yashiro, Ishwor Khatri,
Ayaka Kanai, and Mutsumi Sugiyama:
“Cesium-induced Surface
Modification on CIGS Absorber Layer and the Radiation Hardness on Device”,
The 2021
Spring Meeting of the European Materials Research Society (E-MRS), Symposium A:
Thin film chalcogenide photovoltaic materials, A-VII-02, Online, May 25-29 (2021) (oral).
173. Ayaka Kanai and Mutsumi Sugiyama:
“Effects of defects and diffused
sodium on photoluminescence properties of Cu2SnS3 thin films”,
The 2021
Spring Meeting of the European Materials Research Society (E-MRS), Symposium A:
Thin film chalcogenide photovoltaic materials, A-PII-36, Online, May 25-29 (2021) (poster).
172. Naruhide Kato, Mutsumi Sugiyama:
“Degradation
phenomena of NiO/ZnO visible-light-transparent solar cells under space
environment”,
PVSEC-30
& GPVC 2020, Jeju, Republic of Korea, T3-03-OP-3, Nov. 9-13 (2020) (oral).
171. Ayaka Kanai, Mutsumi Sugiyama:
“Photoluminescence
Properties of Cu2SnS3 Thin-film Solar Cells Deposited on Cu/Sn Ratio”,
PVSEC-30
& GPVC 2020, Jeju, Republic of Korea, PP-T2-027, Nov. 9-13 (2020) (poster).
170. Joonam Kim, Kazuki Takahashi, Takato Takaesu,
Takenobu Funatsu and Mutsumi Sugiyama:
“Characterization
of Vertical Aligned MoS2 thin film for Hydrogen Evolution catalyst”,
The 9th Joint
Conference on Renewable Energy and Nanotechnology (JCREN 2020), JCREN-75, Khon
Kaen University, Khon Kaen, Thailand, Oct.28-29 (2020) (oral).
169. Ishwor Khatri,
Tzu-Ying Lin, Mutsumi Sugiyama, Tokio Nakada:
“Cesium-Related Compound―An Emerging Chalcogenide Material and Its Influence on CIGS
Thin-Film Solar Cells”,
Materials Research Society, 2019 Fall
Meeting, Symposium EL04: Emerging Chalcogenide Electronic Materials―From Theory to Applications, Boston, MA, USA,
Dec.1-06 (2019) EL04.13.06 (poster).
168. Ayaka Kanai,
Kuruto Toda, Ryota Ohashi, Kanata Watanabe, Shogo Otsuka, Mutsumi Sugiyama,
Hideaki Araki:
“Fabrication of Cu2GeS3
thin-films by co-evaporation and annealing for solar cells”,
The 7th International Symposium on
Organic and Inorganic Electronic Materials and Related Nanotechnologies
(EM-NANO) 2019, P3-40, Shinshu University, Nagano, Japan, June 19-22
(2019)(poster).
167. Ishwor Khatri, Lin Tzu-Ying,
Tokio Nakada, Mutsumi Sugiyama:
“Self-Maintain CIGS Solar Cells
for Space Application”,
32nd
International Symposium on Space Technology and Science (ISTS), 2019-p-16,
Aossa, Fukui, Japan, June 15-21 (2019) (oral).
166. M. Sugiyama,
T. Tosuke, T. Takaesu, T. Funatsu:
“Investigation
of the reaction mechanism during sulfurization growth of SnS thin films using
Sn-S precursors”,
The 2019 Spring Meeting of the European Materials Research Society (E-MRS),
Symposium E: Earth-abundant next generation materials for solar energy – III, E10.3, Nice France, May 27-31 (2019)
(oral).
165. T. Tosuke,
T.Funatsu, T. Takaesu, and M. Sugiyama:
“Influence
of defects of SnS layers around n-type buffer/p-type SnS interface”,
The 2019 Spring Meeting of the European Materials Research Society (E-MRS),
Symposium E: Earth-abundant next generation materials for solar energy – III, E20.22, Nice France, May 27-31 (2019)
(poster).
164. J. Rosa, P.J.
Soininen, J. Deuermeier, M. Bosund, Z. Zhu, E. Fortunato, R. Martins, M.
Sugiyama and S. Merdes:
“Structural
and spectroscopic properties of Eu-doped Y2O2S thin films prepared by atomic
layer deposition”,
The 2019 Spring Meeting of the European Materials Research Society (E-MRS),
Symposium N: Nano-engineered Coatings and Thin Films: from Design to
Applications, N.PII.15, Nice France, May 27-31 (2019) (poster).
163.
J. Matsuura, I. Khatri, M. Sugiyama, T. Nakada:
“Combined
effects of heat-light soaking and subsequent heating on NaF-treated CIGS thin
film solar cells”,
21st International Conference on Ternary and Multinary Compounds (ICTMC-21),
Boulder, Colorado, USA, Sep.9-13 (2018) (poster).
162.
Y. Ando, I. Khatri, M. Sugiyama, and T. Nakada:
“Epitaxial
CIGS thin films on Mo back contact for solar cells”,
21st International Conference on Ternary and Multinary Compounds (ICTMC-21),
Boulder, Colorado, USA, Sep.9-13 (2018) (poster).
161. R. Tanuma,
H. Okada, T. Ejiri, and M. Sugiyama:
“Effect of
Hall mobility of SnO2 thin film for sensitivity of visible-light-transparency
CO2 sensor”,
21st International Conference on Ternary and Multinary Compounds (ICTMC-21),
Boulder, Colorado, USA, Sep.9-13 (2018) (poster).
160. T. Tosuke,
T. Takaesu, T.Funatsu, and M. Sugiyama:
“Influence
of defect of SnS related chalcogenide solar cell by Sn-S sputtering precursor”,
21st International Conference on Ternary and Multinary Compounds (ICTMC-21),
Boulder, Colorado, USA, Sep.9-13 (2018) (poster).
159. T. Tosuke
and M. Sugiyama:
“Sulfurization
growth of cubic SnS thin films for earth-abundant solar cells”,
21st International Conference on Ternary and Multinary Compounds (ICTMC-21),
Boulder, Colorado, USA, Sep.9-13 (2018) (poster).
158. M. Simanullang, N.
Kawakami, W. Zehua, R. Tanuma, Y. Ohteki, T. Yoshida, and M. Sugiyama:
“Growth of
Non-Polar GaN Thin Films on Glass Substrates by Conventional RF Sputtering
Using a High Quality Polycrystalline GaN Target”,
Materials Research Society, 2017 Fall Meeting, EM04: Wide- and
Ultra-Wide-Bandgap Materials and Devices, Boston, MA, USA,
Nov.27-Dec.1 (2017) EM04.07.02 (oral).
157. W. Zehua, H.
Nakai, M. Sugiyama, and S. F. Chichibu:
“UV light
absorbing and emitting diodes consisting of a p-type NiO film deposited on an
n-type GaN homoepitaxial epilayer”,
Materials Research Society, 2017 Fall Meeting, Symposium EM04: Wide-
and Ultra-Wide-Bandgap Materials and Devices, Boston, MA, USA,
Nov.27-Dec.1 (2017) EM04.06.07 (oral).
156. R. Tanuma, H.
Haga, Y. Ohteki, and M. Sugiyama:
“Fabrication
of NiO-related invisible solar cells supplying power for integrated invisible
gas sensors using NiO and SnO2”,
Materials Research Society, 2017 Fall Meeting, Symposium ES03: Earth Abundant
Metal Oxides, Sulfides and Selenides for Energy Systems and Devices, Boston, MA, USA,
Nov.27-Dec.1 (2017) ES03.06.34 (poster).
155. T. Tousuke and M.
Sugiyama:
“Synthesis
of “cubic-phase” SnS thin films
by simple sulfurization for earth-abundant solar cells”,
Materials Research Society, 2017 Fall Meeting, Symposium ES03: Earth Abundant
Metal Oxides, Sulfides and Selenides for Energy Systems and Devices, Boston, MA, USA,
Nov.27-Dec.1 (2017) ES03.03.02 (poster).
154. Junpei Matsuura,
Kosuke Shudo, Ishwor Khatri, Mutsumi Sugiyama, Tokio Nakada:
“Enhancement
of open-circuit-voltage by heat-light soaking for NaF-based alkali treated CIGS
solar cells”,
The 27th International Photovoltaic Science and Engineering Conference
(PVSEC-27), Lake Biwa Otsu Prince Hotel, Shiga, Japan, Oct. 12-17 (2017)
2ThPo10341 (poster).
153. Yuta Ando, Takeru
Yamagami, Ishwor Khatri, Mutsumi Sugiyama, Tokio Nakada:
“Epitaxial
CIGS thin films on Mo back contact for solar cells”,
The 27th International Photovoltaic Science and Engineering Conference
(PVSEC-27), Lake Biwa Otsu Prince Hotel, Shiga, Japan, Oct. 12-17 (2017)
2ThPo10376 (postr).
152. Ishwor
Khatri, Kosuke Shudo, Junpei Matsuura, Mutsumi Sugiyama, Tokio Nakada:
“Comparative
study of heat light soaking on MF (M = K, Cs) treated CIGS solar cells with CdS
buffer layer”,
The 27th International Photovoltaic Science and Engineering Conference
(PVSEC-27), Lake Biwa Otsu Prince Hotel, Shiga, Japan, Oct. 12-17 (2017)
2ThO.4.6 (oral).
151. Tzu-Ying
Lin, Ishwor Khatri, Kosuke Shudo, Wei-Chih Huang, Mutsumi Sugiyama, Chih-Huang
Lai, Tokio Nakada:
“Effect of
Cesium Fluoride post-deposition treatment on thin film Cu(In,Ga)Se2
solar cells: self-adjustment and interfacial engineering at CIGS/CdS interface”,
The 27th International Photovoltaic Science and Engineering Conference
(PVSEC-27), Lake Biwa Otsu Prince Hotel, Shiga, Japan, Oct. 12-17 (2017)
2TuO.6.4 (oral).
150.
Takeru Yamagami, Yuta Ando, Ishwor khatri, Mutsumi Sugiyama, Tokio
Nakada:
“Growth and
properties of epitaxial Cu(In,Ga)Se2 thin films deposited by three-stage
process for solar cells”,
IEEE, 44th Photovoltaic Specialists Conference (PVSC-44), Marriott Wardman Park
Hotel, Washington D.C., USA, Jun.25-30 (2017) Area2 (poster).
149.
Mutsumi Sugiyama, Satoru Aihara, Yosuke Shimamune, and Hironori
Katagiri:
“Clarification
of proton- and electron-irradiated degradation mechanism of Cu2ZnSnS4 solar
cells”,
Materials Research Society, 2017 Spring Meeting, Symposium ES14―Thin-Film Chalcogenide
Semiconductor Photovoltaics, Phoenix AZ, USA, Apr.17-21 (2017)
ES14.9.21 (poster).
148. Ramakrishna
K.T. Reddy, Mutsumi Sugiyama:
“Earth
abundant and environmentally acceptable SnS-based thin film heterojunctions for
solar cell applicatione”,
International Conference on Smart Materials and Applications, Bhubaneswar,
India, Dec. 15 - 17 (2016) (invited-oral).
147. Ramakrishna
K.T. Reddy, Mutsumi Sugiyama:
“Earth
abundant and environmentally benign SnS-based polycrystalline thin film solar cells”,
International Scientific Conference on "Actual Problems in Solid State
Physics", Minsk, Belarus, Nov. 22 – 25 (2016) (invited-oral).
146. Ishwor
Khatri, Mutsumi Sugiyama, Tokio Nakada:
“Effects of
rinsing solution on KF-treated CIGS thin film solar cells”,
The 26th International Photovoltaic Science and Engineering Conference
(PVSEC-26), Marina Bay Sands Sands Expo and Convention Centre, Singapore, Oct.
24-28 (2016) 3.2.1c (oral).
145. Kosuke
Shudo, Junpei Matsuura, Ishwor Khatri, Mutsumi Sugiyama, Tokio Nakada:
“Effect of
heat-light soaking on KF-treated CIGS thin film solar cells”,
The 26th International Photovoltaic Science and Engineering Conference
(PVSEC-26), Marina Bay Sands Sands Expo and Convention Centre, Singapore, Oct.
24-28 (2016) 3.2.6c (oral).
144. Hiroshi
Nakai, Wang Zehua, Ishwor Khatri, Shigefusa F. Chichibu, and Mutsumi
Sugiyama:
“Electrical
properties of undoped or Li-doped NiO/ZnO heterojunction for
visible-light-transparent solar cells”,
The 26th International Photovoltaic Science and Engineering Conference
(PVSEC-26), Marina Bay Sands Sands Expo and Convention Centre, Singapore, Oct.
24-28 (2016) 3.4.3a (oral).
143. Hiroki Sumi,
Keisuke Asaka, Atsushi Okubo, Ishwor Khatri and Mutsumi Sugiyama:
“Band
Alignment of n-type Semiconductor/p-type SnS Heterojunction for Earth-Abundant
SnS Solar Cells”,
The 26th International Photovoltaic Science and Engineering Conference
(PVSEC-26), Marina Bay Sands Sands Expo and Convention Centre, Singapore, Oct.
24-28 (2016) 3_4-0019 (poster).
142. Tsubasa
Yokoi, Fumiaki Mizuno, Ishwor Khatri and Mutsumi Sugiyama:
“Effect of
Alkali-metal post-deposition treatment on SnS thin films and solar cells”,
The 26th International Photovoltaic Science and Engineering Conference
(PVSEC-26), Marina Bay Sands Sands Expo and Convention Centre, Singapore, Oct.
24-28 (2016) 3_4-0020 (poster).
141.R. Shoji, Y.
Kayama, S. F. Chichibu, and M. Sugiyama:
“Phase-transformation
studies during simultaneous chalcogenization process using metalorganic sources
for CuIn(S,Se)2 thin films”,
20th International Conference on Ternary and Multinary Compounds (ICTMC-20),
Halle, Germany, Sep.5-9 (2016) (oral).
140.
S. Mikami, T. Yokoi, H. Sumi, S. Aihara, I. Khatri, and M. Sugiyama:
“Effect of
alkali metal and sulfur vapor pressure on SnS thin films grown by Sulfurization”,
20th International Conference on Ternary and Multinary Compounds (ICTMC-20),
Halle, Germany, Sep.5-9 (2016) (oral).
139.
A. Yamada, H. Nakai, K. Moriyama, K. Kumagai, S. F. Chichibu, M. Sugiyama:
“RF
Reactive-Sputtering Deposition of Li-Doped NiO Thin Films for
Visible-Light-Transparent Solar Cells”,
Materials Research Society, 2015 Fall Meeting, Symposium NN: Thin-Film and
Nanostructure Solar Cell Materials and Devices for Next-Generation
Photovoltaics, Boston, MA, USA, Nov.29-Dec.4 (2015) No. NN 5. 55 (poster).
138.
K. Moriyama, M. Sugiyama:
“Fabrication
of Cu2O Thin Films and Solar Cells by RF Reactive Sputtering”,
Materials Research Society, 2015 Fall Meeting, Symposium NN: Thin-Film and
Nanostructure Solar Cell Materials and Devices for Next-Generation
Photovoltaics, Boston, MA, USA, Nov.29-Dec.4 (2015) No. NN 5. 54 (poster).
137.
Mutsumi Sugiyama, Tsubasa Yokoi, Ishwor Khatri:
“Impact of
Alkali Metal for SnS Thin Films and Related Solar Cells”,
Materials Research Society, 2015 Fall Meeting, Symposium NN: Thin-Film and
Nanostructure Solar Cell Materials and Devices for Next-Generation
Photovoltaics, Boston, MA, USA, Nov.29-Dec.4 (2015) No. NN 5. 52 (poster).
136.
Satoru Aihara, Tsubasa Yokoi, Ishwor Khatri, Mutsumi Sugiyama:
“Na effect
for SnS Thin Films and Related Solar Cells”,
25th International Photovoltaic Science and Engineering Conference (PVSEC-25),
II-VI & Chalcogenide Compound based Cells and Materials, Busan, Korea,
2015.11.15-20, C-P-77(Poster).
135.
Ishwor Khatri, Hirofumi Fukai, Mutsumi Sugiyama, Tokio Nakada:
“Investigation
on the cell performance of potassium fluoride modified CIGS solar cell”,
25th International Photovoltaic Science and Engineering Conference (PVSEC-25),
II-VI & Chalcogenide Compound based Cells and Materials, Busan, Korea,
2015.11.15-20, C-O-31(oral).
134.
H. Nakai, A. Ogasawara, R. Maeda, D. Kawade, S. F. Chichibu, and M. Sugiyama:
“Fabrication
of visible-transparent solar cells composed of NiO/α-Zn-Sn-O
heterojunctions”,
2015 Materials Research Society (MRS) Spring Meeting, Symposium Symposium SS:
Oxide Thin Films and Nanostructures for Advanced Electrical, Optical and
Magnetic Applications, San Francisco, CA, USA, 2015.4.6-10, SS10.46 (poster).
133.
T. Yokoi, H. Sakakura, S. Aihara, H. Nagayasu, M. Itagaki, and M. Sugiyama:
“Impact of
defects around pn-interface on the electrical properties of SnS solar cells”,
2015 Materials Research Society (MRS) Spring Meeting, Symposium Symposium B:
Thin Film Compound Semiconductor Photovoltaics, San Francisco, CA, USA,
2015.4.6-10, B9.21(poster).
132.
M. Sugiyama, S. Aihara, H. Sakakura, and H. Katagiri:
“Degradation
properties of electron irradiated CZTS solar cells”,
2015 Materials Research Society (MRS) Spring Meeting, Symposium Symposium B:
Thin Film Compound Semiconductor Photovoltaics, San Francisco, CA, USA,
2015.4.6-10, B9.18 (poster).
131.
S. Mikami, H. Sumi, T.Yokoi, H. Nagayasu, S. Aihara, K. Hisatomi, and M.
Sugiyama:
“Sulfurization
growth of SnS thin films using S-premixed precursors for Earth-abundant solar
cells”,
2015 Materials Research Society (MRS) Spring Meeting, Symposium Symposium B:
Thin Film Compound Semiconductor Photovoltaics, San Francisco, CA, USA,
2015.4.6-10, B3.21(poster).
130.
H. Sumi, S. Sato, G. Shi and M. Sugiyama:
“Band
alignment of n-type semiconductor/p-type Cu2SnS3 heterojunction for
high-performance Cu2SnS3-based solar cells”,
2015 Materials Research Society (MRS) Spring Meeting, Symposium Symposium B:
Thin Film Compound Semiconductor Photovoltaics, San Francisco, CA, USA,
2015.4.6-10, B3.08 (poster).
129.
H. Sato, T. Seishu, M. Sugiyama, T. Nakada:
“Preparation
of High Electron Mobility ITiO Thin films for Front contact of CIGS Solar Cells”,
The 24th Annual Meeting of MRS-J with
The 1st E-MRS/MRS-J Bilateral Symposia, XA : Materials Frontier for Transparent
Advanced Electronics,
Yokohama Port Opening Plaza, Yokohama,
Japan, Dec. 10-12 (2014), XA-P11-028 (poster).
128.
M. Teramoto, S. Seishu, H. Fukai, Z. Jehl, M. Sugiyama, T. Nakada:
“High
Temperature Growth of Sputter-Deposited Mo thin Films for CIGS Solar Cells”,
Materials Research Society, 2014 Fall Meeting, Symposium V: Sustainable
Solar-Energy Conversion Using Earth-Abundant Materials,
Boston,
MA, USA, Nov.30-Dec.5 (2014) No. V14.27 (poster).
127.
H. Sakakura, M. Itagaki, M. Sugiyama:
“Application
of Electrochemical Impedance Spectroscopy for Improving the Efficiency of
Earth-abundant-material Solar Cells ―Quasi-lifetime of
recombination process around pn-interface of thin-film solar cells―”,
Materials Research Society, 2014 Fall Meeting, Symposium V: Sustainable Solar-Energy
Conversion Using Earth-Abundant Materials,
Boston,
MA, USA, Nov.30-Dec.5 (2014) No. V5.42 (poster).
126.
M. Sugiyama, D. Kawade, H. Nakai, A. Ogasawara, R. Maeda, R. Sakai, H.
Sakakura, S. F. Chichibu:
“Fabrication
of visible-light-transparent solar cells using wide bandgap oxide
semiconductors by RF sputtering method”,
Materials Research Society, 2014 Fall Meeting, Symposium V: Sustainable
Solar-Energy Conversion Using Earth-Abundant Materials,
Boston,
MA, USA, Nov.30-Dec.5 (2014) No. V5.50 (poster).
125.
M. Sugiyama, S. Aihara, K.T. Ramakrishna Reddy, M. Vasudeva Reddy, S.
Mikami:
“Photoluminescence
Properties of SnS Thin Films and Related Solar Cells”,
Materials Research Society, 2014 Fall Meeting, Symposium V: Sustainable
Solar-Energy Conversion Using Earth-Abundant Materials,
Boston,
MA, USA, Nov.30-Dec.5 (2014) No. V14.31 (poster).
124.
R. Sakai, D. Kawade, Y. Watanabe, S. F. Chichibu, M. Sugiyama:
“Fabrication
of NiO-based Transparent Thin-Film Transistor by Reactive RF Sputtering method”,
Materials Research Society, 2014 Fall Meeting, Symposium O: Oxide
Semiconductors,
Boston,
MA, USA, Nov.30-Dec.5 (2014) No. O9.37 (poster).
123.
K.T. R. Reddy, M. V. Reddy, and M. Sugiyama:
“Effect of
Sulfurization Time on the Properties of Sulfurized SnS Films”,
19th International Conference on Ternary and Multinary Compounds (ICTMC-19),
Niigata, Japan, 2014. 09. 01-05, P4-076 (poster).
122.
S. Sato and M. Sugiyama:
“Growth of
Cu2SnS3 Thin Films by Sulfurization for Earth-Abundant Solar Cells”,
19th International Conference on Ternary and Multinary Compounds (ICTMC-19),
Niigata, Japan, 2014. 09. 01-05, P4-076 (poster).
121.
K.T. Ramakrishna Reddy, K. Ramya, T. Shimizu, and M. Sugiyama:
“Studies on
In2S3/SnS Thin Film Heterojunction Solar Cell”,
19th International Conference on Ternary and Multinary Compounds (ICTMC-19),
Niigata, Japan, 2014. 09. 01-05, P4-067 (poster).
120.
D. Kawade, K. Moriyama, F. Nakamura, S. F. Chichibu, and M. Sugiyama:
“Fabrication
of visible-light transparent solar cells composed of NiO/NixZn1-xO/ZnO
heterostructures”,
19th International Conference on Ternary and Multinary Compounds (ICTMC-19),
Niigata, Japan, 2014. 09. 01-05, Thu-O-12B (oral).
119.
S.W. Chang and M. Sugiyama:
“Growth of
amorphous Zn–Sn–O buffer layers
deposited via RF magnetron sputtering for CIGS solar cells”,
19th International Conference on Ternary and Multinary Compounds (ICTMC-19),
Niigata, Japan, 2014. 09. 01-05, Thu-O-7B (oral).
118.
M. Sugiyama, H. Nagayasu, T. Tsugawa, T. Hiramatsu, K. Hisatomi, S.
Aihara:
“Sulfurization
growth mechanism and defect properties of SnS thin films”,
European Materials Research Society (E-MRS), 2014 Spring Meeting, Symposium A “Thin
film chalcogenide photovoltaic materials”, Lille,
France, 2014.5.27-29, A.P4-18 (poster).
117.
H. Sakakura, Y. Kondo, S. Aihara, M. Itagaki, M. Sugiyama:
“Investigation
of defect-related recombination process around pn-interface of CIGS solar cells
by impedance spectroscopy”,
European Materials Research Society (E-MRS), 2014 Spring Meeting, Symposium A “Thin
film chalcogenide photovoltaic materials”, Lille,
France, 2014.5.27-29, A.P4-15 (poster).
116.
M. Sugiyama:
“Material
Design for Novel-Concept-Based Solar Cells --Sulfurization or Oxidization of “Cheap” Metals”,
2014 Materials Research Society (MRS) Spring Meeting, Symposium E:
Earth-Abundant Inorganic Solar-Energy Conversion,
115.
S. Aihara, H. Nagayasu, K. Hisatomi, H. Sakakura, T. Hiramatsu, M. Itagaki, and
M. Sugiyama:
“Impact of
Carrier-Transfer Time-Constant (quasi-lifetime) on The Electrical Properties of
SnS Solar Cells Measured by Electrochemical Impedance Spectroscopy”,
2014 Materials Research Society (MRS) Spring Meeting, Symposium E: Earth-Abundant
Inorganic Solar-Energy Conversion,
114.
K. Moriyama, D. Kawade, F. Nakamura, S. F. Chichibu, and M. Sugiyama:
“Fabrication
of Visible-Light Transparent Solar Cells Composed of NiO/NixZn1-xO/ZnO
Heterojunctions”,
2014 Materials Research Society (MRS) Spring Meeting, Symposium E:
Earth-Abundant Inorganic Solar-Energy Conversion,
113.
D. Kawade, S. F. Chichibu and M. Sugiyama:
“Band
Offset Measurement on NiO-based Visible-light-transparent Solar Cells Using
Photoemission Yield Spectroscopy”,
Materials Research Society, 2013 Fall Meeting, Symposium R: Oxide
Semiconductors,
Boston,
MA, USA, Dec.1-6 (2013) No. R15.24 (poster).
112.
M. Sugiyama, S.W. Chang, and M. Itagaki:
“Sputtering
deposition of amorphous Zn-Sn-O buffer layer for CIGS solar cells and
investigation of sputtering damage around pn-interface by impedance
spectroscopy”,
Materials Research Society, 2013 Fall Meeting, Symposium W: Next-Generation
Inorganic Thin-Film Photovoltaics,
Boston,
MA, USA, Dec.1-6 (2013) No. W8.10 (oral).
111.K. Hisatomi, H.
Nagayasu, T. Hiramatsu, M. Sugiyama:
“Sulfurization
Growth of b-axis-oriented-SnS Thin Films and Fabrication of SnS-related Solar
Cells”,
Materials Research Society, 2013 Fall Meeting, Symposium W: Next-Generation
Inorganic Thin-Film Photovoltaics,
Boston,
MA, USA, Dec.1-6 (2013) No. W9.23 (poster).
110.
S. Sato and M. Sugiyama:
“Investigation
of Sulfurization Process of Cu2SnS3 Thin Films for Earth-Abundant Solar Cells”,
Materials Research Society, 2013 Fall Meeting, Symposium W: Next-Generation
Inorganic Thin-Film Photovoltaics,
Boston,
MA, USA, Dec.1-6 (2013) No. W9.05 (poster).
109.
S. W. Chang, M. Sugiyama, and M. Itagaki:
“Growth of
alternative n-type layer for CIGS solar cells by RF sputtering and
investigation of sputtering damage around pn-interface by impedance
spectroscopy”,
23rd International Photovoltaic Science and Engineering Conference (PVSEC-23),
3-4: Characterization,
108.
S. W. Chang, K. Ishikawa, and M. Sugiyama:
“Growth of amorphous
Zn–Sn–O buffer layers by RF
sputtering for CIGS solar cells”,
23rd International Photovoltaic Science and Engineering Conference (PVSEC-23),
3-6: CZTS, CdTe, and Related Materials,
107.
M. Sugiyama, K. Hisatomi, H. Nagayasu, T. Hiramatsu:
“Fabrication
of b-axis-Orientated SnS Thin Films with a High Mobility by Sulfurization for
Use in Solar Cells”,
23rd International Photovoltaic Science and Engineering Conference (PVSEC-23),
3-5: Buffer and Window Layers,
106.
S. Sato, Y. Kayama and M. Sugiyama:
“Investigation
of Sulfurization Process of Cu2SnS3 Thin Films for Next Generation Solar Cells”,
JSAP-MRS Joint Symposia, Symposium T: Ternary and Multinary Cu-chalcogenide
Photovoltaic Materials -CIS, CZTS and Other Compounds-,
105:
M. Sugiyama, M. Hayashi, B. H. Nafisah, C. Yamazaki, Y. Hirose, M. Itagaki:
“Investigation
of Defects Properties of CIGS “Semiconductor-used” Solar Cells by Impedance Spectroscopy”,
9th International Symposium on Electrochemical Impedance Spectroscopy
(EIS2013),
104:
D.Kawade, L. J. Sharon, M. Yoneoka,
“Investigation
of Degradation Properties around CdS/CIGS Interfaces of CIGS Solar Cells by
Impedance Spectroscopy”,
9th International Symposium on Electrochemical Impedance Spectroscopy
(EIS2013),
103:
T. Seishu, Y. Hirose, T. Yamashita, D. Kawade, M. Itagaki, M. Sugiyama:
“Utilization of
Impedance Spectroscopy for Evaluation of Defect Physics of
Oxide-semiconductor-related Solar Cells”,
9th International Symposium on Electrochemical Impedance Spectroscopy
(EIS2013),
102:
S. Sato, K. Hisatomi, H. Nagayasu, M. Itagaki, and M. Sugiyama:
“Application of
Impedance Spectroscopy to Investigate the Defect Properties around the pn
Interface of Thin Film Solar Cell”,
9th International Symposium on Electrochemical Impedance Spectroscopy
(EIS2013),
101:
H. Sakakura, S. Chang, M. Itagaki, M. Sugiyama:
“Investigation
of Sputtering Damages around pn Interfaces of CIGS Solar Cells by Impedance
Spectroscopy”,
9th International Symposium on Electrochemical Impedance Spectroscopy
(EIS2013),
100: D. Kawade,
T. Yamashita, J. Ishida, S. F. Chichibu, and M. Sugiyama:
“Control of
carrier concentration for wide-bandgap p-type NiO thin film as a multifunctional
window”,
2013 Materials Research Society (MRS) Spring Meeting, Symposium XX: Oxide Thin
Films and Heterostructures for Advanced Information and Energy Technologies,
San Francisco, CA, USA, 2013.4.1-5, XX3.20 (poster).
99. K. Hisatomi, T. Hiramatsu, H. Nagayasu, S.
Mori, M. Sugiyama:
“Controlling
the Carrier Density with a Sulfur Fraction of Sulfurization Growth for SnS
Solar Cells”,
2013 Materials
Research Society (MRS) Spring Meeting, Symposium C: Thin-Film Compound Semiconductor
Photovoltaics,
98. H. Sakakura,
L. J. Sharon, M. Itagaki, M. Sugiyama:
“Investigation
of Defects and Degradation around CdS/CIGS Interfaces of CIGS Solar Cells by
Impedance Spectroscopy”,
2013 Materials
Research Society (MRS) Spring Meeting, Symposium C: Thin-Film Compound
Semiconductor Photovoltaics,
97. S. Sato, Y. Kayama and M. Sugiyama:
“Growth of
Cu2SnS3 Photoabsorbing Films by Simple Sulfurization”,
2013 Materials
Research Society (MRS) Spring Meeting, Symposium C: Thin-Film Compound
Semiconductor Photovoltaics,
96. M.
Sugiyama, R.Shoji,
Y. Kayama, S. F. Chichibu:
“Reaction
Mechanisms of CuIn(S,Se)2 Thin Film Growth by the Chalcogenization Technique
Using Organometallic Sources”,
2013 Materials
Research Society (MRS) Spring Meeting, Symposium C: Thin-Film Compound
Semiconductor Photovoltaics,
95. Ryousuke
Shouji, Ryuki Shouji, Mutsumi Sugiyama, Takashiro Akitsu:
“Chemical
Process of Recovering Cyanide from Preparation of Semiconductors for Solar
Cells”,
International Conference on Chemistry and Materials: Prospects &
Perspectives-2012 (ICCMPP-2012) Babasaheb Bhimrao Ambedkar University, India,
2012-12-14〜16
(poster).
94.
M. Sugiyama, L. J. Sharon, H. Sakakura, Y. Hirose, I. Tsunoda, K.
Takakura:
“Impacts of
Proton Irradiation on Optical and Electrical Properties of Cu(In,Ga)Se2 Solar
Cells”,
The 10th International Workshop on Radiation Effects on Semiconductor Devices
for Space Applications (10th RASEDA)
Tsukuba,
Ibaraki, Japan Dec10-12 (2012) B-2(oral).
93.
T. Yamashita, J. Ishida,
S. F. Chichibu, and M. Sugiyama:
“Fabrication of
visible-light-transparent solar cells using p-type NiO films”,
Materials Research Society, 2012 Fall Meeting, Symposium F:Oxide Thin Films for
Renewable Energy Applications,
Boston,
MA, USA, Nov.26-30 (2012) No. F16.02
(oral).
92. M.
Sugiyama, L. J. Sharon, H. Sakakura, Y. Hirose,
“Clarification
of proton- and electron-irradiated degradation mechanism of Cu(In,Ga)Se2 solar
cells using impedance spectroscopy”,
Materials Research Society, 2012 Fall Meeting, Symposium E: Photovoltaic
Technologies–Materials,
Devices, and Systems,
Boston,
MA, USA, Nov.26-30 (2012) E19.46 (poster).
91. R.Shoji, S.
F. Chichibu, and M. Sugiyama:
“Simultaneous
chalcogenization process using metalorganic source for designing a band
discontinuity of CuIn(S,Se)2 solar cells”,
Materials Research Society, 2012 Fall Meeting, Symposium E: Photovoltaic
Technologies–Materials,
Devices, and Systems,
Boston,
MA, USA, Nov.26-30 (2012) E19.64 (poster).
90.
M. Sugiyama, Y. Hirose, M. Warasawa, I. Tsunoda, K. Takakura:
“Degradation
effects of proton and electron irradiation for Cu(In,Ga)Se2 solar cells”,
18th International Conference on Ternary and Multinary Compounds(ICTMC),
89. M.
Sugiyama, M. Hayashi, B. H. Nafisah, Y. Hirose, and M. Itagaki:
“Utilization
ofImpedance Spectroscopyfor Investigation of Defect Properties of CIGS Solar
Cells”,
18th International Conference on Ternary and Multinary Compounds(ICTMC),
88. Y. Kayama, R.
Shoji, S. F. Chichibu, M. Sugiyama:
“Investigation
of sulfurization process and phase transformation in In-rich CuInS2 thin films
using ditertiarybutylsulfide”,
European Materials Research Society (E-MRS), 2012 Spring Meeting, Session B: Thin Film Chalcogenide Photovoltaic
Materials, Strasbourg, France, 2012.5.14-18. B-P1-1(poster).
87. M.
Sugiyama, T. Hiramatsu, T. Arai, T. Hirano, T. Shimizu:
“Sulfurization
Mechanism and Defect Properties of SnS Films for Solar Cell Application”,
European Materials Research Society (E-MRS), 2012 Spring Meeting, Session B: Thin Film Chalcogenide
Photovoltaic Materials, Strasbourg, France, 2012.5.14-18. B-P2-4(poster).
86. M.
Sugiyama, M. Hayashi, B. H. Nafisah, Y. Hirose, and M. Itagaki:
“Application
of Impedance Spectroscopy to Investigation of Electrical Properties around pn
Interface of CIGS Solar Cells”,
European Materials Research Society (E-MRS), 2012 Spring Meeting, Session B: Thin Film Chalcogenide
Photovoltaic Materials, Strasbourg, France, 2012.5.14-18. B-O10-1(oral).
85. Y. Hirose, T.
Morohoshi, C. Yamazaki, M. Itagaki, M. Sugiyama:
“Impedance
spectroscopy of oxide-semiconductor-related solar cells for evaluation
pn-interface”,
2011 Materials Research Society (MRS) Fall Meeting,
84.
M. Sugiyama, Y. Hirose, M. Warasawa, I. Tsunoda, S. Kimura, K. Takakura,
H. Ohyama:
“Impacts of
electron and proton irradiation on the properties of transparent conducting
oxide films”,
2011 Materials Research Society (MRS) Fall Meeting,
83. M. Warasawa,
J. Ishida, S. F. Chichibu, and M. Sugiyama:
“Fabrication
of a novel solar cell using p-type oxide semiconductors deposited using RF
reactive sputtering method”,
2011 Materials Research Society (MRS) Fall Meeting,
82. K. T. R.
Reddy, V. Supriya, M. Sugiyama:
“Substrate
Temperature Effect on the Properties of Zn1-xCoxO Films
Deposited by Spray Pyrolysis”,
International Conference on Materials for Advanced Technologies (ICMAT2011),
SUNTEC Singapore,
81. T. Hirano, T.
Shimizu, K. Yoshida, and M. Sugiyama:
“Sulfurization
Growth of SnS Films abd Fabrication of ZnO/SnS Heterojunction for Solar Cells”,
37th IEEE Photovoltaic Specialists Conference (PVSC-37),
80.
Y. Matsumoto, M. Warasawa, A. Kaijo, and M. Sugiyama:
“Advantage
of using Amorphous IZO Filmsfor the Transparent Conducting OxideLayer in
Cu(In,Ga)Se2 Solar Cells”,
37th IEEE Photovoltaic Specialists Conference (PVSC-37),
79. M.
Sugiyama, C. Fujiwara, R. Shoji, and S. F. Chichibu:
“Sufurization
Growth of CuInS2 Thin Films and Solar Cells using Ditertiarybutylsulfide as a
Less-hazardous Source”,
37th IEEE Photovoltaic Specialists Conference (PVSC-37),
78. K. T.
Ramakriahna Reddy, K. Ramya, T. Shimizu, Y. Murata, M. Sugiyama:
“Studies on
the Energy Band Discontinuities for SnS/ZnMgO Thin Film Heterojunction”,
European Materials Research Society (E-MRS), 2011 Spring Meeting, Nice, France, 2011.5.9-13, R18-28
(poster).
77. T. Shimizu,
Y. Murata, C. Venkataiah, K. T. R. Reddy, and M. Sugiyama:
“Band
alignments of n-type semiconductor/SnS heterojunction for high-performance
SnS-related solar cells”,
2011 Materials Research Society (MRS) Spring Meeting,
76.
J. Ishida, H. Kudo, Y. Murata, M. Sugiyama, and S. F. Chichibu:
“Fabrication
of NiO related solar cells by RF sputtering method”,
2011 Materials Research Society (MRS) Spring Meeting,
75. R. Shoji, C.
Fujiwara, T. Shimizu, T. Sato, M. Sugiyama, and S. F. Chichibu:
“Growth of
Cu(In,Al)(S,Se)2 thin films by selenization and sulfurization”,
2011 Materials Research Society (MRS) Spring Meeting,
74. K. Ishikawa,
Y. Kawasaki, S. F. Chichibu, and M. Sugiyama:
“Growth of
ZnOSe buffer layers for CIGS solar cells by simple dry and continuous processes”,
2011 Materials Research Society (MRS) Spring Meeting,
73.
M. Sugiyama, M. Warasawa, Y. Matsumoto, T. Hirano, and A. Kaijo:
“Advantages of using amorphous IZO
films for window layer in CIGS solar cells”,
2011 Materials Research Society (MRS) Spring Meeting,
72. M.
Sugiyama, M. Warasawa, A. Kaijo, C. Yamazaki, Y. Hirose, K. Takakura, H.
Ohyama:
“Tolerance
of indium zinc oxide films for the TCO layer of Cu(In,Ga)Se2 solar cells”,
2010 Materials Research Society (MRS) Fall Meeting,
71. M. Warasawa,
A. Kaijo, and M. Sugiyama:
“Advantages
of using amorphous indium zinc oxide films for thetransparent conducting oxide layer
in Cu(In,Ga)Se2 solar cells”,
2010 Materials Research Society (MRS) Fall Meeting,
70. Y. Murata, M.
Sugiyama, and S. F. Chichibu:
“Effects of
air-annealing on p-type nickel oxide filmsdeposited by the RF reactive
sputtering method”,
2010 Materials Research Society (MRS) Fall Meeting,
69. M.
Sugiyama, T. Yasuniwa, C. Fujiwara, S. F. Chichibu, and S. Kimura:
“Impacts of
proton, alpha-ray, and gamma-ray irradiation on the optical and electrical
properties of Cu(In,Ga)Se2 thin films and solar cells”,
The 9th International Workchop on Radiation Effects on Semiconductor Devices
for Space Applications (RASEDA-9),Takasaki City Gallery, Takasaki, Japan
2010.10.27-29, P-09 (poster).
68. M. Warasawa,
Y. Hirose, K. Takakura, S. Kimura, H. Ohyama, and M. Sugiyama:
“Impacts
of electron irradiation on the optical and electrical properties of transparent
conducting oxide films for CIGS solar cells”,
The 9th International Workchop on Radiation Effects on Semiconductor Devices
for Space Applications (RASEDA-9),Takasaki City Gallery, Takasaki, Japan
2010.10.27-29, P-11Y (poster).
67. Y. Hirose, M.
Warasawa, K. Takakura, S. Kimura, H. Ohyama, and M. Sugiyama:
“Optical and
electrical properties of electron irradiated Cu(In,Ga)Se2 solar cells”,
The 9th International Workchop on Radiation Effects on Semiconductor Devices
for Space Applications (RASEDA-9),Takasaki City Gallery, Takasaki, Japan
2010.10.27-29, P-08Y (poster).
66. L.Rajamohan
Reddy, P. Prathap, N. Revathi, T. Sato, M. Sugiyama and K.T.R.Reddy:
“Investigations
on Al-doped ZnMnO films deposited by chemical spray”,
17th International Conference on Ternary and Multinary Compounds (ICTMC-17),
Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2010.09.27-30, P1-7
(poster).
65. V. Supriya,
T. Sato, M. Sugiyama and K.T. R. Reddy:
“Structural
and optical properties of cobalt doped sprayed ZnO films”,
17th International Conference on Ternary and Multinary Compounds (ICTMC-17),
Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2010.09.27-30, P1-6
(poster).
64. T. Sato, Y.
Kawasaki, M. Sugiyama and S. F. Chichibu:
“Fabrication
of Cu(In,Ga)Se2 thin films by sputtering and selenization using diethylselenide”,
17th International Conference on Ternary and Multinary Compounds (ICTMC-17),
Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2010.09.27-30, P1-13
(poster).
63. C. Fujiwara,
Y. Kawasaki, T. Sato, M. Sugiyama and S. F. Chichibu:
“Growth of
Cu(In,Al)(Se,S)2 thin films by selenization and sulfurization for a wide
bandgap absorber”,
17th International Conference on Ternary and Multinary Compounds (ICTMC-17),
Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2010.09.27-30, P1-26
(poster).
62. M.
Sugiyama, Y. Hirose, M. Warasawa, K. Takakura, S. Kimura, S. F. Chichibu
and H. Ohyama:
“Impacts of electron
irradiation on the optical and electrical properties of CIGS thin films and
solar cells”,
17th International Conference on Ternary and Multinary Compounds (ICTMC-17),
Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2010.09.27-30, P7-17
(poster).
61.
P. Babu, N. Revathi, T. Sato, M. Sugiyama and K. T. Ramakrishna Reddy:
“Studies on
ZnIn2Se4 nano crystallites synthesized by chemical precipitation”,
17th International Conference on Ternary and Multinary Compounds (ICTMC-17),
Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2010.09.27-30, P7-18
(poster).
60. M.
Sugiyama, Y. Murata, T. Shimizu,
“Sulfurization
growth of SnS thin films and optimization of pn-junction of SnS-related solar
cells”,
17th International Conference on Ternary and Multinary Compounds (ICTMC-17),
Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2010.09.27-30, P7-21
(poster).
59. V.P.
Geethavani, N. Revathi, T. Sato, M. Sugiyama and K.T.Ramakrishna Reddy:
“Preparation
and properties of co-evaporated Cu4SnS4 layers”,
17th International Conference on Ternary and Multinary Compounds (ICTMC-17),
Azerbaijan National Academy of Sciences, Baku, Azerbaijan 2010.09.27-30, P7-22
(poster).
58. M.
Sugiyama, K. T. R. Reddy, N. Revathi and Y. Shimamoto:
“Energy Band Discontinuities in
SnS/CdS Heterojunction for Solar Cell”,
25th European Photovoltaic Solar
Energy Conference (25th EU PVSEC), Feria
57.
Y. Kawasaki, T. Sato, C. Fujiwara, S. F. Chichibu, M. Sugiyama:
“The use of metalorganic
sources for the continuous fabrication of Cd-free CIGS solar cells with a ZnSe
buffer layer”,
25th European Photovoltaic Solar
Energy Conference (25th EU PVSEC), Feria
56. M.
Rajendraprasad Reddy, P. Prathap, M. Sugiyama and K. T. Ramakrishna
Reddy:
“Influence of Ni-doping on the
physical properties of sprayed ZnO films”,
European Materials Research Society (E-MRS), 2010 Spring Meeting, Session F: Wide bandgap cubic
semiconductors : from growth to devices, Strassbourg, France, 2010.6.7-11. F-P-47
(poster).
55. V. Supriya,
P. Prathap, M. Sugiyama and K. T. Ramakrishna Reddy:
“Physical Properties of
Zn1-xCoxO films deposited by Spray Pyrolysis”,
European Materials Research Society (E-MRS), 2010 Spring Meeting, Session F: Wide bandgap cubic
semiconductors : from growth to devices, Strassbourg, France, 2010.6.7-11. F-P-48
(poster).
54. Y. Hirose, K.
Takakura, S. Kimura, S. F. Chichibu, H. Ohyama, and M. Sugiyama:
“Optical properties of electron
irradiated CIGS and ZnO thin films”,
European Materials Research Society (E-MRS), 2010 Spring Meeting, Session M: Thin Film Chalcogenide Photovoltaic Materials, Strassbourg, France, 2010.6.7-11. M-P4-3
(poster).
53. M. Sugiyama,
K. T. R. Reddy, N. Revathi and Y. Shimamoto:
“Band Offset Measurement for SnS-Based
Solar Cell Using X-ray Photoemission Spectroscopy”,
European Materials Research Society (E-MRS), 2010 Spring Meeting, Session M: Thin Film Chalcogenide Photovoltaic Materials, Strassbourg, France, 2010.6.7-11. M-O10-4 (oral).
52. M.
Sugiyama, K. T. R. Reddy, C. Venkataiah and Y. Shimamoto:
“Sulfurization Growth of SnS
Films for Solar Cell Application”,
European Materials Research Society (E-MRS), 2010 Spring Meeting,
Session M: Thin Film Chalcogenide Photovoltaic
Materials, Strassbourg, France, 2010.6.7-11. M-P1-2 (poster).
51. M.
Sugiyama, K. T. Ramakrishna Reddy, N. Revathi and Y. Shimamoto:
“Measurement
of Band Offsets for SnS/CdS Heterojunction”,
National Conference on Mateirals for
Energy Storage and Conversion (NCMESC-2010), Dpt. of Phys., Sri Venkateswara
University, Tirupati, India, 2010.1.23-24 (invited).
K. Wendt, T. Hempel, J.
Christen, K-M. Gunther, M. Sugiyama and S. Chichibu:
“Vergleichende Charakterisierung von Homo- und Heterojunction- CuIn0,4Ga0,6Se2
Solarzellenstrukturen auf Glassubstrat”,
Deutsche Physikalische Gesellschaft Spring Meeting (DPG-2010), HL: Fachverband
Halbleiterphysik-Photovoltaics,
49. K. T.
Ramakrishna Reddy and M. Sugiyama:
“Tin Sulphide - A Novel
Photovoltaic Absorber Material”,
National Conference on Mateirals for
Energy Storage and Conversion (NCMESC-2010), Dpt. of Phys., Sri Venkateswara
University, Tirupati, India, 2010.1.23-24 (invited).
48. M.
Rajendraprasad Reddy, M. Sugiyama and K. T. Ramakrishna Reddy:
“Physical Investigations on
ZnO:Ni Films Grown by Spray Pyrolysis”,
National Conference on Mateirals for
Energy Storage and Conversion (NCMESC-2010), Dpt. of Phys., Sri Venkateswara
University, Tirupati, India, 2010.1.23-24 (oral).
47. V. Supriya, M.
Sugiyama and K. T. Ramakrishna Reddy:
“Preparation and
Characterization of ZnO:Co Films Deposited by Spray Pyrolysis”,
National Conference on Mateirals for
Energy Storage and Conversion (NCMESC-2010), Dpt. of Phys., Sri Venkateswara
University, Tirupati, India, 2010.1.23-24 (oral).
46. M.
Sugiyama, T. Yasuniwa, Y. Hirose, K. Takakura, C. Fujiwara, H. Nakanishi,
S. F. Chichibu, H. Ohyama, and S. Kimura:
“Impacts of
proton, alpha-ray, and gamma-ray irradiation on the optical and electrical
properties of Cu(In,Ga)Se2 thin films and solar cells”,
The 19th International Photovoltaic Science and Engineering Conference
(PVSEC-19), ICC-Jeju,
45. M. Warasawa,
C. Fujiwara, A. Umezawa, H. Nakanishi, M. Sugiyama, and S. F. Chichibu:
“Cu(In,Al)Se2
thin film growth by the selenization method using diethylselenide”,
The 19th International Photovoltaic Science and Engineering Conference
(PVSEC-19), ICC-Jeju,
44.
M. Sugiyama, A. Miyama, X. Dou, H. Nakanishi, S. F. Chichibu:
“Fabrication of
CdS-free Cu(In,Ga)Se2 solar cells composed of a
Zn-diffused photoabsorbing junction using dimethylzinc”,
34th IEEE Photovoltaic Specialists Conference (PVSC-34),
43. M.
Sugiyama, T. Yasuniwa, X. Dou, H. Nakanishi, S. F. Chichibu, S. Kimura:
“Impacts of
gamma-ray and proton irradiation on the Cu(In,Ga)Se2 thin films and solar cells”,
34th IEEE Photovoltaic Specialists Conference (PVSC-34),
42.
M. Sugiyama, K. Miyauchi, T. Minemura, K. Nakagomi, Y. Mori, N. Kawada,
H. Nakanishi:
“Sulfurization
Growth of SnS Films and Fabrication of CdS/SnS Heterojunction for Solar Cells”,
2009 Materials Research Society (MRS) Spring Meeting,
41. C.
Fujiwara, A. Umezawa, T. Yasuniwa, A. Miyama, H. Nakanishi, M. Sugiyama,
and S. F. Chichibu:
“Growth of
Cu(In,Al)Se2 thin films by selenization using diethylselenide”,
2009 Materials Research Society (MRS) Spring Meeting,
40.
M. Sugiyama, T. Minemura, K. Miyauchi, K. Nakagomi, H. Nakanishi:
“Preparation
of SnS Films Grown by Sulfurization and fabrication of SnS-Related Solar Cell”,
The 18th International Photovoltaic Science and Engineering Conference
(PVSEC-18), Science City Convention Center, Kolkata, India, 2009.01.19-23,
3-1p-030 (poster).
39. A. Miyama, X.
Dou, T. Sato, H. Nakanish, S. F. Chichibu, M. Sugiyama:
“Fabrication
of Zn doped Cu(In,Ga)Se2 thin film solar cells prepared by thermal diffusion of
Zn using dimethylzinc”,
The 18th International Photovoltaic Science and Engineering Conference
(PVSEC-18),
38. S. Ando,
N.Takayama, M. Sugiyama, H. Nakanishi, and S. F. Chichibu:
“Preparation of
CuInSe2 thin films by metalorganic decomposition with oxidation-reduction and
subsequent selenization using diethylselenide”,
16th
International Conference on Ternary and Multinary Compounds (ICTMC-16),
37. S. Masaki, H.
Nakanishi, M. Sugiyama, and S. F. Chichibu:
“Preparation
of Ga-doped ZnO transparent conducting films by helicon-wave-excited plasma
sputtering”,
16th International Conference on Ternary and Multinary Compounds (ICTMC-16),
36. A. Miyama, T.
Yasuniwa, A. Umezawa, H. Nakanishi, M. Sugiyama, and S.F. Chichibu:
“Fabrication
of Zn doped Cu(In,Ga)Se2 thin film solar cells prepared by thermal diffusion of
Zn using dimethylzinc”,
16th International Conference on Ternary and Multinary Compounds (ICTMC-16),
35. S. Takahata,
T. Imao, K. Saiki, H. Nakanishi, M. Sugiyama, and S.F. Chichibu:
“Helicon-wave-excited
plasma sputtering and RF sputtering depositions of CuAlO2 thin films”,
16th International Conference on Ternary and Multinary Compounds (ICTMC-16),
34. A. Umezawa,
T. Yasuniwa, A. Miyama, H. Nakanishi, M. Sugiyama, and S. F. Chichibu:
“Growth of
Cu(In,Al)Se2 thin films by selenization using diethylselenide”,
16th International Conference on Ternary and Multinary Compounds (ICTMC-16),
33. T. Minemura,
K. Miyauchi, K. Noguchi, K. Ohtsuka, H. Nakanishi, and M. Sugiyama:
“Preparation
of SnS films by Sulfurization and Fabrication of SnS-related Solar Cell”,
16th International Conference on Ternary and Multinary Compounds (ICTMC-16),
32. T. Yasuniwa,
K. Murasawa, A. Umezawa, A. Miyama, H. Nakanishi, S. F. Chichibu, S. Kimura,
and M. Sugiyama:
“Effects of
proton and gamma-ray irradiation on the optical properties of CuInSe2 thin
films”,
16th International Conference on Ternary and Multinary Compounds (ICTMC-16),
31. K. Miyauchi,
T. Minemura, K. Nakatani, H. Nakanishi, M. Sugiyama, and S. Shirakata:
“Photoluminescence
property of ZnSnP2”,
16th International Conference on Ternary and Multinary Compounds (ICTMC-16),
30. M.
Sugiyama, A. Umezawa, T. Yasuniwa, A. Miyama, H. Nakanishi, and S. F. Chichibu:
“Growth of
single-phase Cu(In,Al)Se2 alloys by selenization using
diethylselenide”,
European Materials Research Society (E-MRS), 2008 Spring Meeting, Session L: Thin Film Chalcogenide Photovoltaic Materials, Strassbourg, France, 2008.5.26-30. L-P1-6
(poster).
29. A. Miyama, T.
Yasuniwa, A. Umezawa, H. Nakanishi, M. Sugiyama and S. F. Chichibu:
“Fabrication of
a CuInSe2 pn junction prepared by thermal diffusion of Zn using
Dimethylzinc”,
17th International Photovoltaic Science and Engineering Conference (PVSEC-15),
28.
S. Masaki, H. Nakanishi, M. Sugiyama, and S. F. Chichibu:
“Preparation
of ZnO:Ga thin films by helicon-wave-excited plasma sputtering method”,
The 34th International Symposium on Compound Semiconductors,
27.
S. Takahata, T. Imao, H. Nakanishi, M. Sugiyama, and S. F. Chichibu:
“Helicon-wave-excited
plasma sputtering deposition of CuAlO2 thin films”,
The 34th International Symposium on Compound Semiconductors,
26. M.
Sugiyama, A. Miyama, A. Umezawa, T. Yasuniwa, A. Kinoshita, H. Nakanishi,
and S.F. Chichibu:
“Preparation
of Zn-compound/CIGS Interface by Simple Thermal Annealing Using Dimethylzinc”,
2007 Materials Research Society (MRS) Spring
Meeting, San Francisco, CA, USA, 2007.4.9-13, Y3-33 (poster).
25.
S. Merdes, M. Sugiyama, M. Sano, H. Nakanishi, S. Ando, and Z. Hadjoub:
“Structural
and Optical Characterization of CuInSe2 Thin Films Prepared by Spin
Coating Technique”,
21st European
Photovoltaic Solar Energy Conference and Exhibition (E-PVSEC),
24. M.
Sugiyama, A. Kinoshita, M. Fukaya, H. Nakanishi, and S. F. Chichibu:
“Purely
single-phase CuInGaSe2 alloy formation by selenization method using
diethylselenide”,
European Materials Research Society (E-MRS) 2006 Spring Meeting (E-MRS - IUMRS
- ICEM 06), Nice,
23. F.B.Dejene, M.
Sugiyama, H. Nakanishi, V. Alberts and S. F. Chichibu:
“Influence
of the Stacking Order on Structural Features of the Cu-In-Ga-Se Precursors for
Formation of Cu(In, Ga)Se2 Thin Films Prepared by Thermal
Reaction of InSe/Cu/GaSe Alloys to Elemental Se Vapor and Diethylselenide Gas”,
15th
International Conference on Ternary and Multinary Compound (ICTMC-15),
22. A. Murayama,
T. Imao, K. Saiki, H. Nakanishi, M. Sugiyama and S. F. Chichibu:
“Helicon-Wave-Excited-Plasma
Sputtering Deposition of Ga-doped ZnO Transparent Conducting Films for
CIS-based Solar Cell Application”,
15th
International Conference on Ternary and Multinary Compound (ICTMC-15), Kyoto,
Japan, 2006.3.6-10, Fri-O-3B, (oral).
21. A. Kinoshita,
M. Fukaya, H. Nakanishi, M. Sugiyama and S. F. Chichibu:
“Preparation of
High Ga-content CuIn1-xGaxSe2 Films by
Selenization of Metal Precursors Using Diethylselenide as a Less-hazardous
Source”,
15th International Conference on Ternary and Multinary Compound (ICTMC-15),
20. M. Sugiyama,
F. B. Dejene, A. Kinoshita, M. Fukaya, Y. Maru, V. Alberts, H. Nakanishi
and S. F. Chichibu:
”Preparation of
CuInGaSe2 Films by Selenization of Metal Precursors Premixed with Se
using Diethylselenide”,
15th International Conference on Ternary and Multinary Compound (ICTMC-15),
19. M.
Sugiyama, M. Fukaya, A. Kinoshita, Y. Hanou, H. Nakanishi, S. F. Chichibu:
“Preparation
of CuIn1-xGaxSe2 Films by Selenization of
Metal Precursors Using Diethylselenide as a Less-Hazardous Source”,
15th International Photovoltaic Science and Engineering Conference (PVSEC-15),
18. F. B. Dejene,
M. Sugiyama, V. Alberts, S. F. Chichibu, H. C. Alberts:
“Use of
diethylselenide [(C2H5)2Se: DESe] as a less-hazardous source for preparation of Cu(In, Ga)Se2
thin films by selenization”,
SOUTH AFRICA INSTITUTE OF PHYSICS, 2005.7.4-7, (poster).
17. M.
Sugiyama, M. Kinoshita, and H. Nakanishi:
“Growth of
ZnInGaS4 by normal freezing method”,
The 14th International Conference on Ternary and Multinary Compounds
(ICTMC-14),
16. T. Kitamura,
X-Q. Shen, M. Shimizu, H. Okumura, M. Sugiyama, H. Nakanishi:
“Growth and Characterization
of High In Composition InGaN epilayers by rf-MBE”,
31st
International Symposium on Compound Semiconductors (ISCS-2004), Seoul National
University, Seoul, Korea, 2004.9.12-16, (poster).
15. S. F.
Chichibu, A. Uedono, T. Onuma, T. Koida, M. Sugiyama, B. A. Haskell, M.
Sumiya, H. Okumura, T. Sota, J. S. Speck, S. P. DenBaars, and S. Nakamura:
“Direct
comparison of defect density and photoluminescence lifetime in polar and
nonpolar wurtzite and zincblende GaN studied by time-resolved photoluminescence
and slow positron annihilation techniques”,
International
Workshop on Nitride Semiconductors 2004 (IWN2004), Pittsburg, USA,
2004.7.19-23, No.A10.3 (Oral).
14. T. Nosaka, M.
Sugiyama, T. Suzuki, T. Koida, K. Nakajima, T. Aoyama, M. Sumiya, T.
Chikyow, A. Uedono, and S. F. Chichibu:
“Reduction of
point defect in cubic GaN epilayers on (001) GaAs substrates using AlxGa1-xN/GaN
superlattice underlayers”,
The 12th
International Conference on Metal Organic Vapor Phase Epitaxy (ICMOVPE-12),
Lahaina, Maui, Hawai, 2004.5.30-6.4, Wide Gap Nitrides No.31 (poster).
13. M. Sugiyama, T. Nosaka, K. Nakajima, P. Ahmet, T. Aoyama, T. Chikyow, and S. F.
Chichibu:
“Effects of
deposition parameters of low-temperature GaN buffer layer on the structural and
optical properties of cubic GaN epilayers on GaAs (001) substrates grown by
MOVPE”,
The 5th International Conference on Nitride Semiconductors (ICNS-5),
12. M. Sugiyama, R. Nakai, H. Nakanishi, and SF. Chichibu:
“Interface
Fermi level pinning in a Cu/p-CuGaS2 Schottky diode”,
The 13th International Conference on Ternary and Multinary Compounds
(ICTMC-13),
11. SF. Chichibu, Y. Harada, M.
Sugiyama, and H. Nakanishi:
“Metalorganic
vapor phase epitaxy of Cu(AlxGa1-x)(SySe1-y)2
chalcopyrite semiconductors and their band offsets”,
The 13th International Conference on Ternary and Multinary Compounds
(ICTMC-13),
10. S. F. Chichibu, M.
Sugiyama, T. Onuma, T. Kuroda, A. Tackeuchi, T. Sota, T. Kitamura, H.
Nakanishi, Y. Ishida, H. Okumura, S. Keller, S. P. DenBaars, U. K. Mishra, and
S. Nakamura:
“Similarities
in the optical properties of hexagonal and cubic InGaN quantum wells”,
Materials Research Society, 2001 Fall Meeting, Session I: GaN and Related
Alloys,
Materials Research Society Symposium Proceedings Series Vol.693 (2002)
pp.481-486.
9. S. F. Chichibu, T. Azuhata, M.
Sugiyama, T. Kitamura, Y. Ishida, H. Okumura, H. Nakanishi, T. Sota, T.
Mukai, and S. Nakamura:
“Optical
and structural studies in InGaN quantum well structure laser diodes”,
28th Conference on the Physics and Chemistry of Semiconductor Interfaces
(PCSI-28),
8. S. F. Chichibu, A. Setoguchi,
T. Azuhata, J. Mullhauser, M. Sugiyama, T. Mizutani, T. Deguchi, H. Nakanishi,
T. Sota, O. Brandt, K. H. Ploog, T. Mukai, and S. Nakamura:
“Effective
localization of quantum well excitons in InGaN quantum well structures with
high InN mole fraction”,
International Symposium on Blue Laser and Light Emitting Diodes (ISBLLED 2000),
7. K. Yoshino, M. Sugiyama,
D. Maruoka, S. F. Chichibu, H. Komaki, K. Umeda, and T. Ikari:
“Photoluminescence
spectra of CuGaSe2 crystals”,
The 9th International Conference on Shallow Centers in Semiconductors (SLCS-9),
Awaji Island, Hyogo, Japan, 2000.9.24-27.
6. N. Mitani, K. Yoshino, M.
Sugiyama, S. Chichibu, H. Komaki, and T. Ikari:
“Optical
and electrical properties of AgIn(SSe)2 crystals”,
The 9th International Conference on Shallow Centers in Semiconductors (SLCS-9),
5. K. Yoshino, N. Mitani, M. Sugiyama, S. Chichibu,
H. Nakanishi, and T. Ikari:
“Crystal
growth of high purity AgIn(SXSe1-X)2 single
crystals”,
Twelfth International Conference on Ternary and Multinary Compounds (ICTMC-12),
4. M. Sugiyama, N. Mitani, K. Yoshino, T.
Ikari, H. Nakanishi, and S. Chichibu:
“Optical
properties of AgIn(SXSe1-X)2”,
Twelfth International Conference on Ternary and Multinary Compounds (ICTMC-12),
3. S. Chichibu, T. Deguchi, A. Setoguchi,
M. Sugiyama, H. Nakanishi, T. Sota, T. Mukai, and S. Nakamura:
“Comparison
of Optical Properties in GaN/AlGaN and InGaN/AlGaN Single Quantum Wells”,
1999 International Conference on
2. S. Chichibu, S. Shirakata, M.
Sugiyama, and H. Nakanishi:
“Ultraviolet
excitonic photoluminescence from CuAlS2 heteroepitaxial films grown
by metalorganic vapor phase epitaxy”,
The 2nd International Symposium on Blue Laser and Light Emitting Diodes,
1. M.
Sugiyama, S. Chichibu, A. Shikanai, T. Azuhata, T. Sota, H. Amano, and
I.Akasaki:
“Photoreflectance
and Photoluminescence Spectra of Tensile-Strained Wurtzite GaN Epilayers”,
The 2nd International Conference on Nitride Semiconductors (ICNS'97),