Collective modes and ballistic expansion of a fermi gas in the BCS-BEC crossover

Physical Review Letters

Volumn 93, Issue 19, 2004, Pages

  Hu, Hui ^a   Minguzzi, A ^a   Liu, Xia Ji ^b   Tosi, M P ^a  

^a SCUOLA NORMALE SUPERIORE   (Italy)

^b TSINGHUA UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

APPROXIMATION THEORY; COMPRESSIBILITY; EQUATIONS OF MOTION; FERMI LEVEL; HYDRODYNAMICS; NATURAL FREQUENCIES; PARAMETER ESTIMATION; RESONANCE;

BALLISTIC EXPANSION; COLLECTIVE MODES; FERMI GASES; LOCAL DENSITY APPROXIMATION (LDA);

GASES;

EID: 19744376291     PISSN: 00319007     EISSN: None     Source Type: Journal    
DOI: 10.1103/PhysRevLett.93.190403     Document Type: Article

References (27)

1. C. A. Regal et al., Phys. Rev. Lett. 92, 040403 (2004).
2. M. Bartenstein et al., Phys. Rev. Lett. 92, 120401 (2004).
3. M. Greiner et al., Nature (London) 426, 537 (2003).
4. S. Jochim et al., Science 302, 2101 (2003).
5. M. W. Zwierlein et al., Phys. Rev. Lett. 91, 250401 (2003).
6. T. Bourdel et al., Phys. Rev. Lett. 93, 050401 (2004).
7. M. E. Gehm et al., Phys. Rev. A 68, 011401(R) (2003).
8. S. Stringari, Phys. Rev. Lett. 77, 2360 (1996).
9. M. A. Baranov and D. S. Petrov, Phys. Rev. A 62, 041601(R) (2000).
10. M. Amoruso et al., Eur. Phys. J. D 7, 441 (1999).
11. S. Stringari, Europhys. Lett. 65, 749 (2004).
12. H. Heiselberg, Phys. Rev. Lett. 93, 040402 (2004).
13. Y. E. Kim and A. L. Zubarev, Phys. Lett. A 327, 397 (2004).
14. A. J. Leggett, in Modern Trends in the Theory of Condensed Matter, edited by A. Pekalski and R. Przystawa, Lecture Notes in Physics Vol. 115 (Springer-Verlag, Berlin, 1980), p. 13.
15. P. Nozières and S. Schmitt-Rink, J. Low Temp. Phys. 59, 195 (1985).
16. J.R. Engelbrecht et al., Phys. Rev. B 55, 15 153 (1997).
17. J. Kinast et al., Phys. Rev. Lett. 92, 150402 (2004).
18. M. Bartenstein et al., Phys. Rev. Lett. 92, 203201 (2004).
19. A. Perali et al., Phys. Rev. A 68, 031601(R) (2003).
20. L. Viverit et al., Phys. Rev. A 69, 013607 (2004).
21. T.-L Ho, Phys. Rev. Lett. 92, 090402 (2004).
22. Yu. Kagan et al., Phys. Rev. A 54, R1753 (1996).
23. 0 leads to the same breathing mode frequencies as predicted by a sum-rule approach for various systems, for instance, in trapped Bose-Fermi mixtures [X.-J. Liu and H. Hu, Phys. Rev. A 67, 023613 (2003)].
24. 0 leads to the same breathing mode frequencies as predicted by a sum-rule approach for various systems, for instance, in trapped Bose-Fermi mixtures [X.-J. Liu and H. Hu, Phys. Rev. A 67, 023613 (2003)].
25. T. D. Lee and C. N. Yang, Phys. Rev. 105, 1119 (1957); T. D. Lee et al., Phys. Rev. 106, 1135 (1957).
26. T. D. Lee and C. N. Yang, Phys. Rev. 105, 1119 (1957); T. D. Lee et al., Phys. Rev. 106, 1135 (1957).
27. D. S. Petrov et al., Phys. Rev. Lett. 93, 090404 (2004).