Single-particle excitations in a trapped gas of Fermi atoms in the BCS-BEC crossover region

Physical Review A - Atomic, Molecular, and Optical Physics

Volumn 72, Issue 1, 2005, Pages

  Ohashi, Y ^a,b   Griffin, A ^b  

^a UNIVERSITY OF TSUKUBA   (Japan)

^b UNIVERSITY OF TORONTO   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

FERMI SUPERFLUID; QUASIPARTICLE SPECTRUM; SPATIAL PROFILE;

QUANTUM THEORY; RESONANCE; SUPERFLUID HELIUM;

FERMI LEVEL;

EID: 27144438743     PISSN: 10502947     EISSN: 10941622     Source Type: Journal    
DOI: 10.1103/PhysRevA.72.013601     Document Type: Article

References (60)

1. Y. Ohashi and A. Griffin, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.89.130402 89, 130402 (2002).
2. Y. Ohashi and A. Griffin, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.67.033603 67, 033603 (2003).
3. Y. Ohashi and A. Griffin, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.67.063612 67, 063612 (2003).
4. J. N. Milstein, S. J. J. M. F. Kokkelmans, and M. J. Holland, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.66.043604 66, 043604 (2002).
5. A. Perali, P. Pieri, and G. C. Strinati, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.68.031601 68, 031601 (R) (2003).
6. E. Timmermans, K. Furuya, P. W. Milonni, and A. K. Kerman, Phys. Lett. A PYLAAG 0375-9601 10.1016/S0375-9601(01)00346-2 285, 228 (2001).
7. M. Holland, S. J. J. M. F. Kokkelmans, M. L. Chiofalo, and R. Walser, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.87.120406 87, 120406 (2001).
8. D. M. Eagles, Phys. Rev. PHRVAO 0031-899X 10.1103/PhysRev.186.456 186, 456 (1969).
9. A. J. Leggett, in Modern Trends in the Theory of Condensed Matter, edited by, A. Pekalski, and, J. Przystawa, (Springer-Verlag, Berlin, 1980), p. 14.
10. P. Nozires and S. Schmitt-Rink, J. Low Temp. Phys. JLTPAC 0022-2291 10.1007/BF00683774 59, 195 (1985).
11. A. Tokumitu, K. Miyake, and K. Yamada, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.47.11988 47, 11988 (1993).
12. M. Randeria, in Bose-Einstein Condensation, edited by, A. Griffin, D. W. Snoke, and, S. Stringari, (Cambridge University Press, New York, 1995), p. 355.
13. C. A. R. SE de Melo, M. Randeria, and J. R. Engelbrecht, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.71.3202 71, 3202 (1993).
14. J. R. Engelbrecht, M. Randeria, and C. A. R. Sa de Melo, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.55.15153 55, 15153 (1997).
15. R. Haussmann, Self-Consistent Quantum-Field Theory and Bosonization for Strongly Correlated Electron Systems (Springer-Verlag, Berlin, 1999) Chap..
16. T. Loftus, C. A. Regal, C. Ticknor, J. L. Bohn, and D. S. Jin, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.88.173201 88, 173201 (2002).
17. K. Dieckmann, C. A. Stan, S. Gupta, Z. Hadzibabic, C. H. Schunck, and W. Ketterle, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.89.203201 89, 203201 (2002).
18. C. A. Regal, C. Tichnor, J. L. Bohn, and D. S. Jin, Nature (London) NATUAS 0028-0836 10.1038/nature01738 424, 47 (2003).
19. K. E. Strecker, G. B. Partridge, and R. G. Hulet, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.91.080406 91, 080406 (2003).
20. M. Greiner, C. A. Regal, and D. S. Jin, Nature (London) NATUAS 0028-0836 10.1038/nature02199 426, 537 (2003).
21. S. Jochim, M. Bartenstein, A. Altmeyer, G. Hendl, S. Riedl, C. Chin, J. Hecker Denschlag, and R. Grimm, Science SCIEAS 0036-8075 10.1126/science.1093280 302, 2101 (2003).
22. C. A. Regal, M. Greiner, and D. S. Jin, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.92.040403 92, 040403 (2004).
23. M. Bartenstein, A. Altmeyer, S. Riedl, S. Jochim, C. Chin, J. H. Denschlag, and R. Grimm, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett. 92.120401 92, 120401 (2004).
24. M. W. Zwierlein, C. A. Stan, C. H. Schunck, S. M. F. Raupach, A. J. Kerman, and W. Ketterle, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett. 92.120403 92, 120403 (2004).
25. J. Kinast, S. L. Hemmer, M. E. Gehm, A. Turlapov, and J. E. Thomas, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.92.150402 92, 150402 (2004).
26. T. Bourdel, L. Khaykovich, J. Cubizolles, J. Zhang, F. Chevy, M. Teichmann, L. Tarruell, S. J. J. M. F. Kokkelmans, and C. Salomon, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.93.050401 93, 050401 (2004).
27. C. Chin, M. Bartenstein, A. Altmeyer, S. Riedl, S. Jochim, J. Denschlag, and R. Grimm, Science SCIEAS 0036-8075 10.1126/science.1100818 305, 1128 (2004).
28. M. Bartenstein, A. Altmeyer, S. Riedl, S. Jochim, C. Chin, J. H. Denschlag, and R. Grimm, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett. 92.203201 92, 203201 (2004).
29. J. Kinnunen, M. Rodriguez, and P. Tra4, Science SCIEAS 0036-8075 10.1126/science.1100782 305, 1131 (2004).
30. M. Szymanska, K. Goral, T. Koehler, and K. Burnett, e-print cond-mat/0501728.
31. Y. Ohashi and A. Griffin, e-print cond-mat/0402031.
32. Y. Ohashi, in Proceedings of the Workshop on Ultracold Fermi Gases, Levico (Trento), Italy, 2004 (unpublished), available at http://bec.science. unitn.it/fermi04
33. T. Kostyrko and J. Ranninger, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.54.13105 54, 13105 (1996), and references therein.
34. P. Pieri and G. C. Strinati, Phys. Rev. B PRBMDO 0163-1829 10.1103/PhysRevB.61.15370 61, 15370 (2000).
35. D. S. Petrov, C. Salomon, and G. V. Shlyapnikov, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.93.090404 93, 090404 (2004).
36. A. Griffin, Excitations in a Bose-Condensed Liquid (Cambridge University Press, Cambridge, U. K., 1993), Chaps. and.
37. Y. Ohashi and A. Griffin, e-print cond-mat/0503641; see also Ref..
38. G. Bruun, Y. Castin, R. Dum, and K. Burnett, Eur. Phys. J. D EPJDF6 1434-6060 10.1007/s100530050587 7, 433 (1999).
39. G. M. Bruun and B. R. Mottelson, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.87.270403 87, 270403 (2001).
40. G. M. Bruun, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.89. 263002 89, 263002 (2002).
41. G. M. Bruun and H. Heiselberg, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.65.053407 65, 053407 (2002).
42. P. G. de Gennes, Superconductivity of Metals and Alloys (Addison-Wesley, New York, 1966), Chap.;
43. T. Tsuneto, Superconductivity and Superfluidity (Cambridge University Press, Cambridge, U.K., 1998), Chap..
44. J. Stajic, J. N. Milstein, Q. Chen, M. Chiofalo, M. J. Holland, and K. Levin, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.69.063610 69, 063610 (2004).
45. A. Perali, P. Pieri, L. Pisani, and G. C. Strinati, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.92.220404 92, 220404 (2004).
46. For a review, see Q. Chen, J. Stajic, S. Tan, and K. Levin, e-print cond-mat/0404274.
47. G. D. Mahan, Many Particle Physics, 2nd ed. (Plenum Press, New York, 1993), Chap..
48. J. R. Schrieffer, Theory of Superconductivity (Addison-Wesley, Redwood City, CA, 1964), Chap..
49. See, for example, A. Fetter and J. Walecka, Quantum Theory of Many-Particle Systems (McGraw-Hill, New York, 1971), p. 128ff.
50. M. L. Chiofalo, S. J. J. M. F. Kokkelmans, J. N. Milstein, and M. J. Holland, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.88.090402 88, 090402 (2002).
51. P. G. de Gennes and D. Saint James, Phys. Lett. PHLTAM 0031-9163 10.1016/0031-9163(63)90148-3 4, 151 (1963).
52. P. Tra4 and P. Zoller, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.85.487 85, 487 (2000).
53. G. M. Bruun, P. Tra4, M. Rodriguez, and P. Zoller, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.64.033609 64, 033609 (2001).
54. J. Kinnunen, M. Rodriguez, and P. Tra4, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.92.230403 92, 230403 (2004).
55. M. Baranov, JETP Lett. JTPLA2 0021-3640 10.1134/1.1331152 72, 385 (2000).
56. H. Heiselberg, New J. Phys. NJOPFM 1367-2630 10.1088/1367-2630/6/1/137 6, 137 (2004).
57. D. L. Luxat and A. Griffin, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.65.043618 65, 043618 (2002).
58. S. Choi, Y. Japha, and K. Burnett, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.61.063606 61, 063606 (2000).
59. H. Heiselberg, e-print cond-mat/0409077; references to the literature are given here.
60. Y. Ohashi, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.70.063613 70, 063613 (2004).