Five two-bit quantum gates are sufficient to implement the quantum Fredkin gate

被引:180
作者
Smolin, JA [1 ]
DiVincenzo, DP [1 ]
机构
[1] IBM CORP, DIV RES, TJ WATSON RES CTR, YORKTOWN HTS, NY 10598 USA
来源
PHYSICAL REVIEW A | 1996年 / 53卷 / 04期
关键词
D O I
10.1103/PhysRevA.53.2855
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We present an analytic construction of the three-bit quantum conditional swap (Fredkin) gate that uses only five quantum gates, each acting on only two qubits. Our implementation is based on previous work on the three-bit quantum conditional-NOT (Toffoli) gate. Numerical evidence suggests that this is a minimal implementation.
引用
收藏
页码:2855 / 2856
页数:2
相关论文
共 11 条
  • [1] ELEMENTARY GATES FOR QUANTUM COMPUTATION
    BARENCO, A
    BENNETT, CH
    CLEVE, R
    DIVINCENZO, DP
    MARGOLUS, N
    SHOR, P
    SLEATOR, T
    SMOLIN, JA
    WEINFURTER, H
    [J]. PHYSICAL REVIEW A, 1995, 52 (05): : 3457 - 3467
  • [2] Berthiaume A., 1994, Proceedings. Workshop on Physics and Computation PhysComp '94, P60, DOI 10.1109/PHYCMP.1994.363698
  • [3] SIMPLE REALIZATION OF THE FREDKIN GATE USING A SERIES OF 2-BODY OPERATORS
    CHAU, HF
    WILCZEK, F
    [J]. PHYSICAL REVIEW LETTERS, 1995, 75 (04) : 748 - 750
  • [4] UNIVERSALITY IN QUANTUM COMPUTATION
    DEUTSCH, D
    BARENCO, A
    EKERT, A
    [J]. PROCEEDINGS OF THE ROYAL SOCIETY-MATHEMATICAL AND PHYSICAL SCIENCES, 1995, 449 (1937): : 669 - 677
  • [5] DiVincenzo D. P., 1994, Proceedings. Workshop on Physics and Computation PhysComp '94, P14, DOI 10.1109/PHYCMP.1994.363704
  • [6] 2-BIT GATES ARE UNIVERSAL FOR QUANTUM COMPUTATION
    DIVINCENZO, DP
    [J]. PHYSICAL REVIEW A, 1995, 51 (02): : 1015 - 1022
  • [7] Ekert A. K., UNPUB
  • [8] CONSERVATIVE LOGIC
    FREDKIN, E
    TOFFOLI, T
    [J]. INTERNATIONAL JOURNAL OF THEORETICAL PHYSICS, 1982, 21 (3-4) : 219 - 253
  • [9] ALMOST ANY QUANTUM LOGIC GATE IS UNIVERSAL
    LLOYD, S
    [J]. PHYSICAL REVIEW LETTERS, 1995, 75 (02) : 346 - 349
  • [10] REALIZABLE UNIVERSAL QUANTUM LOGIC GATES
    SLEATOR, T
    WEINFURTER, H
    [J]. PHYSICAL REVIEW LETTERS, 1995, 74 (20) : 4087 - 4090