International Conference
Quantum Information 2003
Program of ICQI03TUS (Tokyo)
November 1, 2003 (Saturday)
9:30 - 10:00 Opening Address
Rector of TUS (Tokyo University of Science)
Representative of the Italian Embassy
Session I. (10:00 - 12:05) Chairman :
10:00 - 10:35 Giulio Casati (Universita di Como, Italy)
Fidelity decay in classical and quantum systems
10:35 - 11:10 Hideaki Takayanagi (NTT, Japan)
Readout of the flux Qubit state with a dc-SQUID
11:10 - 11:30 Coffee break
11:30 - 12:05 Rainer Blatt (Innsbruck University, Austria)
Realization of the Cirac-Zoller CNOT gate operation with trapped Ca+ ions
12:05 - 13:10 Lunch break
13:10 - 13:40 Poster Session
Session II. (13:40 - 14:50) Chairman :
13:40 - 14:15 Andrzej Kossakowski (University of Copernicus, Poland)
Positive maps and separable states
14:15 - 14:50 E.C.G. Sudarshan (Texas University, U.S.A.)
Group theory of dynamical maps
14:50 - 15:10 Coffee break
Session III. (15:10 - 16:15) Chairman :
15:10 - 15:45 Tadashi Toyoda (Tokai University, Japan)
Exact relations in quantum many-body problems
15:45 - 16:15 Tsuyoshi Yamamoto (NEC, Japan)
Quantum coherence and gate operation in coupled-superconducting qubits
16:15 - 16:30 Coffee break
Session IV. (16:30 - 18:00) Chairman :
16:30 - 17:00 Paolo Facchi (University of Bari, Italy)
Quantum Zeno and inverse Zeno effect
17:00 - 17:30 Kentaro Imafuku (University of Tokyo, Japan)
Commutative double encryption with noncommutative operation
17:30 - 18:00 Masanari Asano and Chikara Ishii (Tokyo University of Science, Japan)
Logical operations realized on the Ising chain of N qubits
November 2, 2003 (Sunday)
Session I. (9:30 - 10:50) Chairman :
9:30 - 10:05 Takeyuki Hida (Meijo University, Emeritus Professor of Nagoya University, Japan)
Some of future directions of white noise theory
10:05 - 10:40 Ennio Arimondo (Pisa University, Italy)
Bose-Einstein condensates in optical lattices and quantum information
10:40 - 11:00 Coffee break
Session II. (11:00 - 12:50) Chairman :
11:00 - 11:35 Giuseppe Castagnoli (ELSAG SpA, Italy)
The Elsag quantum cryptographic programme
11:35 - 12:10 Artur Ekert (University of Cambridge, UK)
Quantum cryptography revisited
12:10 - 13:10 Lunch break
13:10 - 13:40 Poster Session
13:40 - 14:15 Viacheslav Belavkin (University of Nottingham, UK)
TBA
14:15 - 14:50 Nobuyuki Imoto (Sougou Kenkyu University, Japan)
Entanglement manipulation by photonic quantum-information processing
14:50 - 15:10 Coffee break
Session III. (15:10 - 16:10) Chairman :
15:10 - 15:40 Saverio Pascazio (University of Bari, Italy)
Mesoscopic intereference
15:40 - 16:10 Akira Shimizu (University of Tokyo, Japan)
Macroscopically entangled states
16:10 - 16:30 Coffee break
Session IV. (16:30 - 17:30) Chairman :
16:30 - 17:00 Masanori Ohya (Tokyo University of Science, Japan)
TBA
17:00 - 17:30 Luigi Accardi (University of Roma Torvergata, Italy)
TBA
Session VI. (17:40 - 18:40) Chairman :
17:40 - 18:40 Round Table
19:00 - 21:00 Conference Banquet at the Morito Memorial Hall
November 3, 2003 (Monday)
Session I. (9:30 - 10:40) Chairman :
9:30 - 10:05 Anton Zeilinger (University of Wien, Austria)
Quantum entangelemnt, purification, and linear-optics quantum gates with photonic qubits
10:05 - 10:40 Ioannis Antoniou (International Solvay Institutes for Physics and Chemistry in Brussels, Belgium)
Non-integrability and irreversibility
10:40 - 11:00 Coffee break
Session II. (11:00 - 12:10) Chairman :
11:00 - 11:35 Masuo Suzuki (Tokyo University of Science, Japan)
On concepts of knowledge, information and entropy
11:35 - 12:10 Pavel Exner (Czech Technical University, Prague, Czechia)
Resonance effects in leaky nanostructures
12:10 - 13:10 Lunch break
13:10 - 13:40 Poster Session
Session III. (13:40 - 14:50) Chairman :
13:40 - 14:15 Masanao Ozawa (Tohoku University, Japan)
New formulation of uncertainty principle for joint measurements
14:15 - 14:50 Wolfgang Freudenberg (Brandenburgische Technische Universitaet Cottbus, Germany)
Logical gates realized by beam splittings
14:50 - 15:10 Coffee break
Session IV. (15:10 - 16:20) Chairman :
15:10 - 15:45 Hiromichi Nakazato (Waseda University, Japan)
Purification and entanglement distillations
15:45 - 16:20 Rosario Fazio (Scuola Normale Superiore, Pisa, Italy)
Entanglement in spin chains
16:20 - 16:40 Coffee break
Session V. (16:40 - 17:50) Chairman :
16:40 - 17:15 Giuliano Benenti (I.N.F.M. Sezione di Como, Italy)
Localization and entanglement in quantum computing of complex systems
17:15 - 17:50 Noboru Watanabe (Tokyo University of Science, Japan)
On quantum mutual entropy and capacity
17:50 - 18:00 Closing Address