Faculty

Wang,XiangbinProfessor

Department of Physics, Tsinghua University

School of Sciences Building

Beijing 100084, China

Phone:8610-62785087

Fax:8610-62781604

xbwang@mail.tsinghua.edu.cn

Links:

Education and Employment


Teaching


Interests


Awards and Membership


Selected Publications

Selected Publications:

A.Review:

1. X. B. Wang,T. Hiroshima,A. Tomita, and M. Hayashi, "Quantum Information with Gaussian States'', Physics Reports, 448, 1(2007).

B. Research papers in Physical Review Letters or Rapid Communications:

2. Shu-Chao Wang, Ying Li, Xiang-Bin Wang, and Leong Chuan Kwek, “Operator Quantum Zeno Effect: Protecting Quantum Information with Noisy Two-Qubit Interactions ’, Phys. Rev. Lett. 110, 100505(2013).

3. Peng CZ, Zhang J, Yang D, Gao WB, Ma HX, Yin H, Zeng HP, Yang T, Wang XB, Pan JW, "Experimental long-distance decoy-state quantum key distribution based on polarization encoding'', Phys. Rev. Lett., 98 , 010505 (2007)

4. X. B. Wang , "Beating the photon-number-splitting attack in practical quantum cryptography'', Phys. Rev. Lett. 94, 230503 (2005).

5. X. B. Wang, "Quantum Key Distribution with Two-Qubit Quantum Codes'', Phys. Rev. Lett. , 92, 077902 (2004).

6. X. B. Wang and Fan Heng, "Entanglement concentration by ordinary linear optical devices without post-selection'', Phys. Rev. A (Rapid Communication) 68, 060302 (2003).

7. X. B. Wang and K. Matsumoto Keiji, "Nonadiabatic Conditional Geometric Phase Shift with NMR,'' Phys. Rev. Lett, 87, 097901 (2001).

8. X. B. Wang, K. Matsumoto, and A. Tomita, "Detecting the Inseparability and Distillability of Continuous Variable States in Fock Space'', Phys. Rev. Lett., 87, 137903 (2001).

9. Q. Zhang, X. B. Wang, Y.A. Chen, W.Y. Hwang, T. Yang and J. W. Pan, "Comment on Quantum Key Distribution with Blind Bases'', Phys. Rev. Lett, 96, 078901(2006)

10. X. B. Wang, "Fault tolerant quantum key distribution protocol with collective random unitary noise'', Phys. Rev. A, Rapid Communication, 73, 050304(2005)

11. Q. Zhang, J. Yin, T. Y Chen, S. Lu, J. Zhang, X, Q Li, T Yang, X. B. Wang and J. W. Pan, Phys. Rev. A, (Rapid Communication), 73, 020301(2006)

C. Research papers collaborated with students

12. Yi-Heng Zhou(postgraduate), Zong-Wen Yu(group member), and Xiang-Bin Wang, “Tightened estimation can improve the key rate of measurement-device-independent quantum key distribution by more than 100%”, Phys. Rev. A 89, 052325 (2014).

13. Shu-Chao Wang(postgraduate), Zong-Wen Yu(group member), Wen-Jie Zou(post graduate), and Xiang-Bin Wang, “Protecting quantum states from decoherence of finite temperature using weak measurement”, Phys. Rev. A 89, 022318(2014).

14. Zong-Wen Yu(group member), Yi-Heng Zhou(postgraduate), and Xiang-Bin Wang, “Three-intensity decoy-state method for measurement-device-independent quantum key distribution”, Phys. Rev. A 88, 062339 (2013).

15. Nan Qiu(postgraduate) and Xiang-Bin Wang, “Fast creation of entanglement by interaction with a common bath”, Phys. Rev. A 88, 062332 (2013).

16. Xiang-Bin Wang, Zong-Wen Yu(group member), Jia-Zhong Hu(undergraduate), Adam Miranowicz, and Franco Nori, “.Efficient tomography of quantum-optical Gaussian processes probed with a few coherent states”, Phys. Rev. A 88, 022101(2013)

17. Xiao-Xiao Zhang(undergraduate), Yu-Xiang Yang(undergraduate), and Xiang-Bin Wang, “Lossy quantum-optical metrology with squeezed states”, Phys. Rev. A 88, 013838(2013).

18. Tian Chen(postgraduate), Xiang-Bin Wang, and Jie Ren, “Dynamic control of quantum geometric heat flux in a nonequilibrium spin-boson model ”, Phys. Rev. B 87, 144303(2013)

19. Xiang-Bin Wang, ”Three-intensity decoy-state method for device-independent quantum key distribution with basis-dependent errors”, Phys. Rev. A 87, 012320 (2013)

20. Huan-Hang Chi(undergraduate), Zong-Wen Yu, and Xiang-Bin Wang ,”Decoy-state method of quantum key distribution with both source errors and statistics fluctuations”,Phys. Rev. A 86, 042307 (2012)

21. Nan Qiu(Postgraduate), Shu-chao Wang(Postgraduate), Leong Chuan Kwek, and Xiang-Bin Wang , ”Preparation and entanglement purification through two-step measurements”,Phys. Rev. A 86, 012313 (2012)

22. Li-gong Zhou(Postgraduate), Ming Gao (Postgraduate), Jin-lin Peng, and Xiang-bin Wang , ”Scalability of quantum computing based on nanomechanical resonators”,Phys. Rev. A 85, 042326 (2012)

23. Min Gao (Postgraduate), CW Wu, ZJ Deng, WJ Zou(Postgraduate), LG Zhou(Postgraduate),CZ Li, XB Wang , “Controllable strong coupling between individual spin qubits and a transmission line resonator via nanomechanical resonators”, PHYSICS LETTERS A 376,595-598(2012)

24. Nan Qiu(Postgraduate), JB Gong, XB Wang, “Protecting multi-qubit states in computational subspaces by nested dynamical decoupling sequences”, J. Phys. B, 45, 045501(2012)

25. Gao M.(Postgraduate), Liu YX and Wang XB, “Coupling Rydberg atoms to superconducting qubits via nanomechanical resonator”, Phys. Rev. A, 83, 022309 (2011)

26. Jia-Zhong Hu(Undergraduate), Xiang-Bin Wang, and Leong Chuan Kwek, “Protecting two-qubit quantum states by π-phase pulses”, Phys. Rev. A 82, 062317 (2010)

27. J.Z. Hu(Undergraduate) and X. B. Wang, “Reexamination of the decoy-state quantum key distribution with an unstable source”, Phys. Rev. A 82, 012331(2010)

28. Xiao-Tong Ni(postgraduate), Yu-xi Liu, L. C. Kwek, and Xiang-Bin Wang, “Exponential quadratic operators and evolution of bosonic systems coupled to a heat bath”, Phys. Rev. A 81, 062125(2010).

29. Wang X B, Yang C X(postgraduate), Liu Y B,”On demand entanglement source with polarization dependent frequency shift” , Applied Physics Letters, 96, 201103(2010).

30. J. Z. Hu(Undergraduate), Z. W. Yu, X. B. Wang, “Quantum cloning machine of a state in a belt of Bloch sphere”, Euro. Phys. J. D, 51, 381(2009)

31. Z. W. Yu(Postgraduate) , X. T. Ni, L. C. Kwek, X. B. Wang, “A unified quantum NOT gate”, J. Phys. A, 42, 205304(2009)

32. C.X. Yang (Postgraduate) and X.B. Wang, “Thermal equilibrium control by frequent bang-bang modulation”, Phys. Rev. E 81, 051131 (2010)

33. Zhou L.G.(Postgraduate), Wei L.F., Gao M. (Postgraduate), and X.B. Wang, “Strong coupling between two distant electronic spins via a nanomechanical resonator”, Phys. Rev. A 81, 042323 (2010)

34. Wang XB, Yu ZW, Hu JZ (Undergraduate), “Entanglement-distribution maximization over one-sided Gaussian noisy channels”, PHYSICAL REVIEW A 82,022316 (2010)

35. M. Gao(Postgraduate), L. M. Liang, C. Z. Li, and X. B. Wang, “Robust quantum repeater with atomic ensembles against phase and polarization instability”, PHYSICAL REVIEW A 79, 042301 (2009)

36. Wang XB, Yang L.(postgraduate), Peng CZ, and Pan JW, “Decoy-state quantum key distribution with both source errors and statistical fluctuations”, New J. Phys, 11, 075006, 2009 (Focus article)

37. X. B. Wang, C.Z. Peng, Y. Lin (Postgraduate), and J.W. Pan, "General theory of decoy-state quantum cryptography with source errors,'' Phys. Rev. A 77, 042311 (2008)

38. Q. Wang(Postgraduate), X.B. Wang, G.C. Guo, "Practical decoy-state method in quantum key distribution with a heralded single-photon source'' , PHYSICAL REVIEW A 75, 012312 (2007)

39. Wang Q(Postgraduate), Wang XB, Bjork G, et al., "Improved practical decoy state method in quantum key distribution with parametric down-conversion source'', Euro. Phys. Lett. , 79, 40001 (2007)

D. Physical Review A, B, D, E, Journal of Physics A, B, and others:

40. Qin Wang, Xiang-Bin Wang“, Simulating of the measurement-device independent quantum key distribution with phase randomized general sources”, Sientific Reports, 4, 4612(2014).

41. Qin Wang and Xiang-Bin Wang, “Efficient implementation of the decoy-state measurement-device-independent quantum key distribution with heralded single-photon sources”, Phys. Rev. A 88, 052332(2013).

42. Zhang J, Liu Y, Özdemir ? K, Re-Bing Wu, Feifei Gao, Xiang-Bin Wang, Lan Yang & Franco Nori, ”Quantum internet using code division multiple access”, Scientific Reports, 3 ,2211(2013).

43. X. B. Wang, "Decoy-state quantum key distribution with large random errors of light intensity'', PHYSICAL REVIEW A 75, 052301 (2007)

44. X. B. Wang, C.Z. Peng, and J.W. Pan, "Simple protocol for secure decoy-state quantum key distribution with a loosely controlled source'' , APPLIED PHYSICS LETTERS 90, 031110 (2007)

45. J.Q. You, X.B. Wang, T Tanomoto, and F. Nori, "Efficient one-step generation of large cluster states with solid-state circuits'' , PHYSICAL REVIEW A 75 , 052319 (2007)

46. Y.-K. Jiang,X.-B. Wang, B-S Shi and A. Tomita, Opt. Express, 13, 9415(2005)

47. X. B. Wang, "Quantum key distribution with 4 intensities of coherent light,'' Phys. Rev. A., 72, 012322 (2005) .

48. X. B. Wang, "Quantum key distribution with asymmetric channel noise'', Phys. Rev. A, 71, 052328(2005).

49. X. B. Wang, B. S. Shi, A. Tomita, and K. Matsumoto, "Quantum entanglement swapping with spontaneous parametric down conversion'', Phys. Rev. A 69, 014303 (2004).

50. X. B. Wang, "Quantum error-rejection code with spontaneous parametric down-conversion'', Phys. Rev. A 69, 022320 (2004).

51. X. B. Wang, "Possibility of producing the event-ready two-photon polarization entangled state with normal photon detectors'', Phys. Rev. A 68, 042304 (2003).

52. H. Fan, H. Imai, K. Matsumoto, and X. B. Wang, "Phase-covariant quantum cloning of qudits'', Phys. Rev. A 67, 022317(2003).

53. W. Y. Hwang, X. B. Wang, K. Matsumoto, J. Kim, and H. W. Lee, "Shor-Preskill-type security proof for quantum key distribution without public announcement of bases'', Phys. Rev. A 67, 012302 (2003).

54. X. B. Wang, "Properties of a beam-splitter entangler with Gaussian input states'', Phys. Rev. A 66, 064304 (2002).

55. X. B. Wang, "Theorem for the beam-splitter entangler'', Phys. Rev. A 66, 024303 (2002).

56. X. B. Wang and Matsumoto Keiji, "Nonadiabatic detection of the geometric phase of the macroscopic quantum State with a symmetric SQUID'', Phys. Rev. B 65, 172508 (2002).

57. H. Fan, K. Matsumoto, X. B. Wang, and M. Wadati, "Quantum cloning machines for equatorial qubits', Phys. Rev. A 65, 012304 (2002).

58. H. Fan, K. Matsumoto, X. B. Wang, and M. Wadati, "Phase covariant quantum cloning'', J. Phys. A: Math & Gen 35, 7415(2002).

59. X. B. Wang and K. Matsumoto, "NMR C-NOT gate through Aharanov and Anandan’s phase shift'', J. Phys A: Math & Gen., 34, L631(2001).

60. L. C. Kwek , Y. Liu, C. H. Oh, and X. B. Wang , "Transmission of Classical information via quantum entanglement'', J. Mod Optics 48, 1781(2001).

61. X. B. Wang, L. C. Kwek, Yong Liu, and C. H. Oh, "Noncyclic phase for neutrino oscillation'', Phys. Rev. D 63, 053003 (2001).

62. X. B. Wang, Kwek LC, Liu Y and Oh CH, "Nonclassical effects of two-mode photon added displaced squeezed states'', J. Phys. B: At MOL OPT, 34, 1059(2001).

63. X. B. Wang, Kwek LC, Oh CH, "Quantum roulette: an extended quantum strategy'', Phys. Lett. A 278, 44 (2000).

64. L. C. Kwek, Y. Liu, C. H. Oh, and X. B. Wang, "Analytic expression for exact-ground-state energy based on an operator method for a class of anharmonic potentials'', Phys. Rev. A 62: (5) 2107(2000).

65. M. L. Ge, L. C. Kwek, Y. Liu, C. H. Oh, and X. B. Wang, "Unified approach for exactly solvable potentials in quantum mechanics using shift operators'', Phys. Rev. A 62, 2110(2000).

66. L. C. Kwek, C. H. Oh, X. B. Wang, et al. "Buzek-Hillery cloning revisited using the bures metric and trace norm'', Phys. Rev. A 62, 2313(2000).

67. X. B. Wang, L. C. Kwek, C. H. Oh, "Quantum and classical geometric phase of the time-dependent harmonic oscillator'', Phys. Rev. A 62, 2105(2000).

68. X. B. Wang, L. C. Kwek, C. H. Oh, "Bures fidelity for diagonalizable quadratic Hamiltonians in multi-mode systems'', J Phys A: Math & Gen 33, 4925(2000).

69. L. C. Kwek, C. H. Oh, K. Singh, and X. B. Wang; "Diagonalization of diffussion matrix in Grover's algorithm'', Phys. Lett. A 267, 24(2000).

70. L. C. Kwek, C. H. Oh, and X. B. Wang, "Quantum Jeffery Priors for displaced squeezed thermal states'', J. Phys. A: Math & Gen, 32, 6613(1999).

71. X. B. Wang, L. C. Kwek, and C. H. Oh, "Extended two-parameter squeezed states'', Phys. Lett. A 259, 7(1999).

72. X. B. Wang, L.C. Kwek, and C. H. Oh, "Bures fidelity for displaced squeezed states'', Phys. Rev. A 58, 4186(1998).

73. X. B. Wang, C. H. Oh, and L. C. Kwek, "General approach to functional form for the exponential quadratic form in coordinate-momentum space'', J. Phys. A: Math & Gen 31, 4329(1998).

74. J. W. Pan, Q. X. Dong, G. Hou, X. B. Wang, "Analytic calculation of arbitrary matrix elements for the boson exponential quadratic operator'', Phys. Rev. E 56 2553(1997).

75. J. W. Pan, Y. D. Zhang, X. B. Wang, et al. "Some addenda about the general formula of normal product calculationfor boson exponential quadratic operators'', Commun Theor Phys 26, 479(1996).

76. L. Ma, Y. D. Zhang, J.W. Pan, and X.B. Wang, “Two applications of linear quantum transformation theory in multi-mode Fock space”, Commun Theor Phys 26, 203(1996).

77. X. B. Wang, J. W. Pan and Y. D. Zhang, "General approach to antinormally ordering boson exponential quadratic operators and its applications'', Chinese Phys Lett 13, 401(1996).

78. L. Ma, Y. D. Zhang, J. W. Pan and X. B. Wang, "The General exponential quadratic multimode squeezed states'', Mod Phys Lett A 10, 837(1995).

79. X. B. Wang, S. X. Yu and Y. D. Zhang, "Linear quantum transformation and normal product calculation of boson exponential quadratic operators'', J Phys A-Math Gen 27, 6563(1994).