We present a simplified symmetry analyzer (SA) with cross-Kerr nonlinearity, quantum non-demolition photon number measurement and basic optical elements. Based on the present symmetry analyzer (SA), all the Bell states can be discriminated nondestructively with nearly unity probability. In addition, with the help of cross-phase modulation (XPM) induced by giant cross-Kerr nonlinearity, three-photon Greenberger-Horne-Zeilinger (GHZ) state can also be discriminated determinately and nondestructively, which is supposed to be meaningful in quantum information processing. (c) 2012 Elsevier B.V. All rights reserved.
机构:
Fudan Univ, State Key Lab Surface Phys, Shanghai 200433, Peoples R China
Fudan Univ, Dept Phys, Shanghai 200433, Peoples R China
Fudan Univ, Inst Nanoelect Devices & Quantum Comp, Shanghai 200433, Peoples R China
Fudan Univ, Ctr Field Theory & Particle Phys, Shanghai 200433, Peoples R ChinaFudan Univ, State Key Lab Surface Phys, Shanghai 200433, Peoples R China
Han, Yun-Guang
Li, Zihao
论文数: 0引用数: 0
h-index: 0
机构:
Fudan Univ, State Key Lab Surface Phys, Shanghai 200433, Peoples R China
Fudan Univ, Dept Phys, Shanghai 200433, Peoples R China
Fudan Univ, Inst Nanoelect Devices & Quantum Comp, Shanghai 200433, Peoples R China
Fudan Univ, Ctr Field Theory & Particle Phys, Shanghai 200433, Peoples R ChinaFudan Univ, State Key Lab Surface Phys, Shanghai 200433, Peoples R China
Li, Zihao
Wang, Yukun
论文数: 0引用数: 0
h-index: 0
机构:
China Univ Petr, Dept Comp Sci & Technol, Beijing 102249, Peoples R ChinaFudan Univ, State Key Lab Surface Phys, Shanghai 200433, Peoples R China
Wang, Yukun
Zhu, Huangjun
论文数: 0引用数: 0
h-index: 0
机构:
Fudan Univ, State Key Lab Surface Phys, Shanghai 200433, Peoples R China
Fudan Univ, Dept Phys, Shanghai 200433, Peoples R China
Fudan Univ, Inst Nanoelect Devices & Quantum Comp, Shanghai 200433, Peoples R China
Fudan Univ, Ctr Field Theory & Particle Phys, Shanghai 200433, Peoples R ChinaFudan Univ, State Key Lab Surface Phys, Shanghai 200433, Peoples R China
机构:
North China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China
Meng, Hui-Xian
Li, Zhong-Yan
论文数: 0引用数: 0
h-index: 0
机构:
North China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China
Li, Zhong-Yan
Fan, Xing-Yan
论文数: 0引用数: 0
h-index: 0
机构:
Nankai Univ, Chern Inst Math, Div Theoret Phys, Tianjin 300071, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China
Fan, Xing-Yan
Miao, Jia-Le
论文数: 0引用数: 0
h-index: 0
机构:
Nankai Univ, Sch Phys, Tianjin 300071, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China
Miao, Jia-Le
Liu, Hong-Ye
论文数: 0引用数: 0
h-index: 0
机构:
Nankai Univ, Sch Phys, Tianjin 300071, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China
Liu, Hong-Ye
Liu, Yi-Jia
论文数: 0引用数: 0
h-index: 0
机构:
Nankai Univ, Sch Phys, Tianjin 300071, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China
Liu, Yi-Jia
Shang, Wei-Min
论文数: 0引用数: 0
h-index: 0
机构:
Nankai Univ, Chern Inst Math, Div Theoret Phys, Tianjin 300071, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China
Shang, Wei-Min
Zhou, Jie
论文数: 0引用数: 0
h-index: 0
机构:
Nankai Univ, Chern Inst Math, Div Theoret Phys, Tianjin 300071, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China
Zhou, Jie
Chen, Jing-Ling
论文数: 0引用数: 0
h-index: 0
机构:
Nankai Univ, Chern Inst Math, Div Theoret Phys, Tianjin 300071, Peoples R ChinaNorth China Elect Power Univ, Sch Math & Phys, Beijing 102206, Peoples R China