THE ORIGIN OF SQUEEZING IN A SUPERPOSITION OF COHERENT STATES

被引:99
作者
BUZEK, V [1 ]
KNIGHT, PL [1 ]
机构
[1] SLOVAK ACAD SCI, INST PHYS, CS-84228 BRATISLAVA, CZECHOSLOVAKIA
关键词
D O I
10.1016/0030-4018(91)90626-O
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The nature of the quantum fluctuations in a light field created by the superposition of coherent fields is investigated. We give a physical explanation (in terms of Wigner functions and phase-space interference) why the one-dimensional superposition of coherent states in the direction of the x-quadrature leads to the squeezing of fluctuations in the y-direction, and show that such a superposition can generate the squeezed vacuum and squeezed coherent states.
引用
收藏
页码:331 / 336
页数:6
相关论文
共 20 条
  • [1] K-PHOTON COHERENT STATES
    BUZEK, V
    JEX, I
    QUANG, T
    [J]. JOURNAL OF MODERN OPTICS, 1990, 37 (02) : 159 - 163
  • [2] DOWLING JP, 1990, IN PRESS ANN PHYS
  • [3] OBSERVATION OF QUANTUM NOISE-REDUCTION ON TWIN LASER-BEAMS
    HEIDMANN, A
    HOROWICZ, RJ
    REYNAUD, S
    GIACOBINO, E
    FABRE, C
    CAMY, G
    [J]. PHYSICAL REVIEW LETTERS, 1987, 59 (22) : 2555 - 2557
  • [4] AMPLITUDE-SQUARED SQUEEZING OF THE ELECTROMAGNETIC-FIELD
    HILLERY, M
    [J]. PHYSICAL REVIEW A, 1987, 36 (08): : 3796 - 3802
  • [5] SQUEEZING VIA ONE-DIMENSIONAL DISTRIBUTION OF COHERENT STATES
    JANSZKY, J
    VINOGRADOV, AV
    [J]. PHYSICAL REVIEW LETTERS, 1990, 64 (23) : 2771 - 2774
  • [6] SQUEEZED LIGHT
    LOUDON, R
    KNIGHT, PL
    [J]. JOURNAL OF MODERN OPTICS, 1987, 34 (6-7) : 709 - 759
  • [7] OBSERVATION OF AMPLITUDE SQUEEZING IN A CONSTANT-CURRENT DRIVEN SEMICONDUCTOR-LASER
    MACHIDA, S
    YAMAMOTO, Y
    ITAYA, Y
    [J]. PHYSICAL REVIEW LETTERS, 1987, 58 (10) : 1000 - 1003
  • [8] OBSERVATION OF SQUEEZED NOISE PRODUCED BY FORWARD 4-WAVE-MIXING IN SODIUM VAPOR
    MAEDA, MW
    KUMAR, P
    SHAPIRO, JH
    [J]. OPTICS LETTERS, 1987, 12 (03) : 161 - 163
  • [9] MOSCHOVICH R, 1990, PHYS REV LETT, V65, P1419
  • [10] PERINA J, 1984, QUANTUM STATISTICS L