REALIZABLE UNIVERSAL QUANTUM LOGIC GATES

被引:470
作者
SLEATOR, T [1 ]
WEINFURTER, H [1 ]
机构
[1] UNIV INNSBRUCK, INST EXPTL PHYS, A-6020 INNSBRUCK, AUSTRIA
关键词
D O I
10.1103/PhysRevLett.74.4087
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We identify a 2-bit quantum gate that is sufficient to build any quantum logic network. The existence of such a 2-bit universal gate considerably simplifies the search for physical realizations of quantum computational networks. We propose an explicit construction of this gate, which is based on cavity QED techniques and may be realizable with current technology. © 1995 The American Physical Society.
引用
收藏
页码:4087 / 4090
页数:4
相关论文
共 35 条
  • [1] BARENCO A, UNPUB UNIVERSAL 2 BI
  • [2] LOGICAL REVERSIBILITY OF COMPUTATION
    BENNETT, CH
    [J]. IBM JOURNAL OF RESEARCH AND DEVELOPMENT, 1973, 17 (06) : 525 - 532
  • [3] QUANTUM JUMPS OF THE MICROMASER FIELD - DYNAMIC BEHAVIOR CLOSE TO PHASE-TRANSITION POINTS
    BENSON, O
    RAITHEL, G
    WALTHER, H
    [J]. PHYSICAL REVIEW LETTERS, 1994, 72 (22) : 3506 - 3509
  • [4] Berman P. R., 1994, CAVITY QUANTUM ELECT
  • [5] BERNSTEIN E, 1993, 25TH P ANN ACM S THE, P11
  • [6] ORACLE QUANTUM COMPUTING
    BERTHIAUME, A
    BRASSARD, G
    [J]. JOURNAL OF MODERN OPTICS, 1994, 41 (12) : 2521 - 2535
  • [7] QUANTUM NONDEMOLITION MEASUREMENT OF SMALL PHOTON NUMBERS BY RYDBERG-ATOM PHASE-SENSITIVE DETECTION
    BRUNE, M
    HAROCHE, S
    LEFEVRE, V
    RAIMOND, JM
    ZAGURY, N
    [J]. PHYSICAL REVIEW LETTERS, 1990, 65 (08) : 976 - 979
  • [8] MANIPULATION OF PHOTONS IN A CAVITY BY DISPERSIVE ATOM-FIELD COUPLING - QUANTUM-NONDEMOLITION MEASUREMENTS AND GENERATION OF SCHRODINGER CAT STATES
    BRUNE, M
    HAROCHE, S
    RAIMOND, JM
    DAVIDOVICH, L
    ZAGURY, N
    [J]. PHYSICAL REVIEW A, 1992, 45 (07): : 5193 - 5214
  • [9] FROM LAMB SHIFT TO LIGHT SHIFTS - VACUUM AND SUBPHOTON CAVITY FIELDS MEASURED BY ATOMIC PHASE-SENSITIVE DETECTION
    BRUNE, M
    NUSSENZVEIG, P
    SCHMIDT-KALER, F
    BERNARDOT, F
    MAALI, A
    RAIMOND, JM
    HAROCHE, S
    [J]. PHYSICAL REVIEW LETTERS, 1994, 72 (21) : 3339 - 3342
  • [10] QUANTUM COMPUTATIONS WITH COLD TRAPPED IONS
    CIRAC, JI
    ZOLLER, P
    [J]. PHYSICAL REVIEW LETTERS, 1995, 74 (20) : 4091 - 4094