期刊文献+

Feshbach共振时散射长度的简化计算

Simplified Calculation of Scattering Length in Feshbach Resonance
下载PDF
导出
摘要 通过建立简化的原子间的相互作用势能形式,从理论上计算了双道散射的散射长度,得到了和实验上类似的结果. A simplified two-channel potential between atoms is proposed and the scattering length is calculated exactly. The theoretical results are in accordance with experiment.
作者 王勇 刘莹
出处 《徐州师范大学学报(自然科学版)》 CAS 2007年第4期49-51,共3页 Journal of Xuzhou Normal University(Natural Science Edition)
基金 江苏省自然科学基金资助项目(BK2007204) 江苏省高校自然科学基金资助项目(07KJD140208) 徐州师范大学自然科学基金资助项目(04XLB12)
关键词 FESHBACH共振 两道散射 散射长度 Feshbach resonance two-channel scattering scattering length
  • 相关文献

参考文献9

  • 1Sachdev S. Quantum phase transition[M]. Cambridge(England) :Cambridge University Press, 1999.
  • 2Greiner M, Mandel O, Esslinger T,et al. Quantum phase transition from a superfluid to a Mott insulator in a gas of ultra-cold atoms[J]. Nature,2002,415(6867) :39.
  • 3Sachdev S, Ye Jinwu. Universal quantum critical dynamics of two-dimensional antiferromagnets[J]. Phys Rev Lett, 1992,69(16) :2411.
  • 4Regal C A,Jin D S. Measurement of positive and negative scattering lengths in a Fermi gas of atoms[J]. Phys Rev Lett, 2003,90 (23) : 230404.
  • 5Gupta S, Hadzibabic Z,Zwierlein M W,et al. Radio frequency spectroscopy of ultra-cold fermions[J]. Science,2003, 300(5626) :1723.
  • 6Stoof H, Houbiers M, Sackett C A, et al. Superfluidity of spin polarized ^6 Li[J]. Phys Rev Lett, 1996,76 : 10.
  • 7Bruun G M,Pethik C J. Effective theory of Feshbach resonances and many-body properties of Fermi gases[J]. Phys Rev Lett, 2004,92 (14) :140404.
  • 8Feshbach H. A unified theory of nuclear reactions Ⅱ[J]. Ann Phys, 1962,19 : 287.
  • 9Landau L D, Lifshitz E M. Quantum mechanics: non-relativistic theory[M]. 3rd ed.北京:世界图书出版公司,1999.

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部