ProfessorCHAU, Hoi Fung

Professor, Department of Physics, Faculty of Science, HKU

B.Sc., Ph.D. HKU; M.IEEE.; F.Inst.P.

WEBSITE

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[javascript protected email address]
2859 1925
2559 9152
Room 520, CYM Physics Building, The University of Hong Kong, Pokfulam Road, Hong Kong

Current Research

Atomic and Quantum Physics Group:Quantum Computing and Information Theory

Research Interest

Quantum Cryptography
Quantum Information Processing

Representative Publications

Decoy-State Quantum Key Distribution With More Than Three Types Of Photon Intensity Pulses",H. F. Chau,Physical Review A (Rapid Communications),97, 040301(R) (2018).
"Quantum Key Distribution Using Qudits That Each Encode One Bit Of Raw Key",H.F. Chau,Physical Review A,92, 062324 (2015).
"Metrics on Unitary Matrices and their Application to Quantifying the Degree of Non-commutativity between Unitary Matrices",H.F. Chau,Quantum Information and Computation,11, 721-740 (2011).
"Unconditionally Secure Key Distribution in Higher Dimensions by Depolarization",H.F. Chau,IEEE Transactions on Information Theory,51, 1451-1468 (2005).
"Practical scheme to share a secret key through a quantum channel with a 27.6% Bit Error Rate",H. F. Chau,Physical Review A,66, 060302(R): 1-4 (2002).
"Unconditional Security of Quantum Key Distribution over Arbitrarily Long Distances", H.K. Lo andH.F. Chau,Science,283, 2050-2056 (1999).
"Is Quantum Bit Commitment Really Possible?", H.K. Lo andH.F. Chau,Physical Review Letters,78, 3410-3413 (1997).