2-BEAM AND 4-BEAM MAGNETOOPTICAL TRAPPING OF NEUTRAL ATOMS

被引:13
作者
CHESMAN, C
LIMA, EG
DEOLIVEIRA, FAM
VIANNA, SS
TABOSA, JWR
机构
[1] Departamento de Física, Universidade Federal de Pernambuco, Recife, PE
关键词
D O I
10.1364/OL.19.001237
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report the experimental realization of new stable three-dimensional schemes for trapping neutral cesium atoms in a vapor cell that use either two or four Gaussian laser beams. Probe-beam absorption is employed to characterize both types of trap, and densities of 2 x 10(8) and 1 x 10(10) cm-3, respectively, are measured for the two- and four-beam traps. The two-beam trapping mechanism combines a longitudinal magneto-optical force with a transverse spontaneous radiation pressure force associated basically with the beam geometry. This theoretical analysis compares well with our experimental observations.
引用
收藏
页码:1237 / 1239
页数:3
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