2 DIMENSION SELECTIVE COHERENT POPULATION TRAPPING CONTROLLED BY A PHASE-SHIFT

被引:14
作者
MAURI, F
ARIMONDO, E
机构
[1] SCUOLA INT SUPER STUDI AVANZATI,I-34014 TRIESTE,ITALY
[2] UNIV PISA,DIPARTIMENTO FIS,I-56100 PISA,ITALY
来源
APPLIED PHYSICS B-PHOTOPHYSICS AND LASER CHEMISTRY | 1992年 / 54卷 / 05期
关键词
D O I
10.1007/BF00325388
中图分类号
O59 [应用物理学];
学科分类号
摘要
Two-dimensional laser cooling based on velocity-selective coherent population trapping is investigated theoretically for the J(g) = 1 --> J(e) = 0 atomic transition. Wavevectors and polarizations of three laser beams are chosen to realize a coherent superposition of three degenerate ground states. For the first time in laser cooling, use is made of the electric field phases to realize coherent population trapping selective in two dimensions. Numerical solutions and analytic estimates are presented for laser cooling of helium atoms.
引用
收藏
页码:420 / 427
页数:8
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