Elastic and inelastic collisions of cold spin-polarized 133Cs atoms

被引:47
作者
Leo, PJ [1 ]
Tiesinga, E
Julienne, PS
Walter, DK
Kadlecek, S
Walker, TG
机构
[1] Natl Inst Stand & Technol, Atom Phys Div, Gaithersburg, MD 20899 USA
[2] Princeton Univ, Dept Phys, Princeton, NJ 08544 USA
[3] Univ Wisconsin, Dept Phys, Madison, WI 53706 USA
[4] Univ Maryland, Dept Chem & Biochem, College Pk, MD 20742 USA
关键词
D O I
10.1103/PhysRevLett.81.1389
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present theoretical calculations of thermally averaged elastic cross sections and spin-relaxation rate coefficients in the temperature range 0.1 to 300 mu K for magnetically trapped, doubly polarized cesium atoms. The calculations reproduce the recent experimental results of Arndt et al. (1997) and Soding et al. (1998) for cases where the a (3)Sigma(u) ground state potential of Cs-2 possesses a large scattering length (\A(3)\ > 35 nm) and the magnitude of the second-order spin-orbit interaction is scaled to reproduce room temperature scattering data.
引用
收藏
页码:1389 / 1392
页数:4
相关论文
共 21 条
[1]   OBSERVATION OF BOSE-EINSTEIN CONDENSATION IN A DILUTE ATOMIC VAPOR [J].
ANDERSON, MH ;
ENSHER, JR ;
MATTHEWS, MR ;
WIEMAN, CE ;
CORNELL, EA .
SCIENCE, 1995, 269 (5221) :198-201
[2]   Observation of a zero-energy resonance in Cs-Cs collisions [J].
Arndt, M ;
BenDahan, M ;
GueryOdelin, D ;
Reynolds, MW ;
Dalibard, J .
PHYSICAL REVIEW LETTERS, 1997, 79 (04) :625-628
[3]   SPIN DESTRUCTION IN COLLISIONS BETWEEN CESIUM ATOMS [J].
BHASKAR, ND ;
PIETRAS, J ;
CAMPARO, J ;
HAPPER, W ;
LIRAN, J .
PHYSICAL REVIEW LETTERS, 1980, 44 (14) :930-933
[4]   Bose-Einstein condensation of lithium: Observation of limited condensate number [J].
Bradley, CC ;
Sackett, CA ;
Hulet, RG .
PHYSICAL REVIEW LETTERS, 1997, 78 (06) :985-989
[5]  
BRANSDEN BH, 1983, PHYSICS ATOMS MOL, P366
[6]   BOSE-EINSTEIN CONDENSATION IN A GAS OF SODIUM ATOMS [J].
DAVIS, KB ;
MEWES, MO ;
ANDREWS, MR ;
VANDRUTEN, NJ ;
DURFEE, DS ;
KURN, DM ;
KETTERLE, W .
PHYSICAL REVIEW LETTERS, 1995, 75 (22) :3969-3973
[7]  
KADLECEK S, IN PRESS
[8]   EFFECTIVE CORE POTENTIALS AND ACCURATE ENERGY CURVES FOR CS-2 AND OTHER ALKALI DIATOMICS [J].
KRAUSS, M ;
STEVENS, WJ .
JOURNAL OF CHEMICAL PHYSICS, 1990, 93 (06) :4236-4242
[9]   Human lung air spaces: Potential for MR imaging with hyperpolarized He-3 [J].
MacFall, JR ;
Charles, HC ;
Black, RD ;
Middleton, H ;
Swartz, JC ;
Saam, B ;
Driehuys, B ;
Erickson, C ;
Happer, W ;
Cates, GD ;
Johnson, GA ;
Ravin, CE .
RADIOLOGY, 1996, 200 (02) :553-558
[10]   LONG-RANGE POTENTIALS, INCLUDING RETARDATION, FOR THE INTERACTION OF 2 ALKALI-METAL ATOMS [J].
MARINESCU, M ;
BABB, JF ;
DALGARNO, A .
PHYSICAL REVIEW A, 1994, 50 (04) :3096-3104