Quantitative studies of Bose-Einstein condensation in a dilute atomic vapor

被引:6
作者
Jin, DS [1 ]
Ensher, JR [1 ]
Matthews, MR [1 ]
Wieman, CE [1 ]
Cornell, EA [1 ]
机构
[1] UNIV COLORADO,DEPT PHYS,BOULDER,CO 80309
关键词
D O I
10.1007/BF02548112
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We observe Bose-Einstein condensation (BEG) in a dilute atomic gas cooled below 280 nK. Rb-87 atoms are optically trapped and pre-cooled, loaded into a magnetic trap, and then evaporatively cooled through the BEC phase transition. We present results of quantitative studies of condensate fraction, interaction strength, and excitations of the condensate in this system.
引用
收藏
页码:3070 / 3076
页数:7
相关论文
共 28 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]   BOSE-EINSTEIN CONDENSATION IN AN EXTERNAL POTENTIAL [J].
BAGNATO, V ;
PRITCHARD, DE ;
KLEPPNER, D .
PHYSICAL REVIEW A, 1987, 35 (10) :4354-4358
[3]   Ground-state properties of magnetically trapped Bose-condensed rubidium gas [J].
Baym, G ;
Pethick, CJ .
PHYSICAL REVIEW LETTERS, 1996, 76 (01) :6-9
[4]  
BOESTEN HMJ, COMMUNICATION
[5]   EVIDENCE OF BOSE-EINSTEIN CONDENSATION IN AN ATOMIC GAS WITH ATTRACTIVE INTERACTIONS [J].
BRADLEY, CC ;
SACKETT, CA ;
TOLLETT, JJ ;
HULET, RG .
PHYSICAL REVIEW LETTERS, 1995, 75 (09) :1687-1690
[6]   Bosons in anisotropic traps: Ground state and vortices [J].
Dalfovo, F ;
Stringari, S .
PHYSICAL REVIEW A, 1996, 53 (04) :2477-2485
[7]   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
[8]   ON THE BOSE-EINSTEIN CONDENSATION [J].
DEGROOT, SR ;
HOOYMAN, GJ ;
TENSELDAM, CA .
PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1950, 203 (1073) :266-286
[9]  
EDWARDS M, IN PRESS PHYS REV LE
[10]  
ENSHER JR, PREPRINT