Laser cooling of cesium atoms in gray optical molasses down to 1.1 mu K

被引:69
作者
Boiron, D
Michaud, A
Lemonde, P
Castin, Y
Salomon, C
Weyers, S
Szymaniec, K
Cognet, L
Clairon, A
机构
[1] COLL FRANCE, F-75005 PARIS, FRANCE
[2] OBSERV PARIS, LPTF BNM, F-75014 PARIS, FRANCE
来源
PHYSICAL REVIEW A | 1996年 / 53卷 / 06期
关键词
D O I
10.1103/PhysRevA.53.R3734
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We have studied the behavior of cesium atoms cooled in six-beam ''gray'' optical molasses. Cooling occurs for a laser detuned to the blue side of the 6S(1/2),F=3-->6P(3/2),F'=2 transition, and a Sisyphus-type effect accumulates the atoms in states not coupled to the light. We measure a minimum temperature of 1.1+/-0.1 mu K at low atomic density. The typical cooling time is on the order of 1 ms. A linear dependence of the temperature versus atomic density is found with a slope of similar to 0.6 mu K/(10(10) atoms/cm(3)).
引用
收藏
页码:R3734 / R3737
页数:4
相关论文
共 17 条
  • [1] EVAPORATIVE COOLING IN A CROSSED DIPOLE TRAP
    ADAMS, CS
    LEE, HJ
    DAVIDSON, N
    KASEVICH, M
    CHU, S
    [J]. PHYSICAL REVIEW LETTERS, 1995, 74 (18) : 3577 - 3580
  • [2] OBSERVATION OF BOSE-EINSTEIN CONDENSATION IN A DILUTE ATOMIC VAPOR
    ANDERSON, MH
    ENSHER, JR
    MATTHEWS, MR
    WIEMAN, CE
    CORNELL, EA
    [J]. SCIENCE, 1995, 269 (5221) : 198 - 201
  • [3] Arimondo E., 1992, LASER MANIPULATION A
  • [4] LASER COOLING BELOW THE ONE-PHOTON RECOIL ENERGY BY VELOCITY-SELECTIVE COHERENT POPULATION TRAPPING
    ASPECT, A
    ARIMONDO, E
    KAISER, R
    VANSTEENKISTE, N
    COHENTANNOUDJI, C
    [J]. PHYSICAL REVIEW LETTERS, 1988, 61 (07) : 826 - 829
  • [5] 3-DIMENSIONAL COOLING OF CESIUM ATOMS IN 4-BEAM GRAY OPTICAL MOLASSES
    BOIRON, D
    TRICHE, C
    MEACHER, DR
    VERKERK, P
    GRYNBERG, G
    [J]. PHYSICAL REVIEW A, 1995, 52 (05): : R3425 - R3428
  • [6] MONTE-CARLO WAVE-FUNCTION ANALYSIS OF 3D OPTICAL MOLASSES
    CASTIN, Y
    MOLMER, K
    [J]. PHYSICAL REVIEW LETTERS, 1995, 74 (19) : 3772 - 3775
  • [7] A CESIUM FOUNTAIN FREQUENCY STANDARD - PRELIMINARY-RESULTS
    CLAIRON, A
    LAURENT, P
    SANTARELLI, G
    GHEZALI, S
    LEA, SN
    BAHOURA, M
    [J]. IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT, 1995, 44 (02) : 128 - 131
  • [8] INVESTIGATION OF SUB-DOPPLER COOLING EFFECTS IN A CESIUM MAGNETOOPTICAL TRAP
    DREWSEN, M
    LAURENT, P
    NADIR, A
    SANTARELLI, G
    CLAIRON, A
    CASTIN, Y
    GRISON, D
    SALOMON, C
    [J]. APPLIED PHYSICS B-LASERS AND OPTICS, 1994, 59 (03): : 283 - 298
  • [9] PROPOSAL FOR A MAGNETOOPTICAL LATTICE FOR TRAPPING ATOMS IN NEARLY-DARK STATES
    GRYNBERG, G
    COURTOIS, JY
    [J]. EUROPHYSICS LETTERS, 1994, 27 (01): : 41 - 46
  • [10] TRAPPING ATOMS IN A DARK OPTICAL LATTICE
    HEMMERICH, A
    WEIDEMULLER, M
    ESSLINGER, T
    ZIMMERMANN, C
    HANSCH, T
    [J]. PHYSICAL REVIEW LETTERS, 1995, 75 (01) : 37 - 40