Atypical BCS-BEC crossover induced by quantum-size effects

Physical Review A - Atomic, Molecular, and Optical Physics

Volumn 86, Issue 3, 2012, Pages

  Shanenko, A A ^a   Croitoru, M D ^b   Vagov, A V ^c   Axt, V M ^c   Perali, A ^d   Peeters, F M ^a  

^a UNIVERSITY OF ANTWERP   (Belgium)

^b UNIVERSITÉ DE BORDEAUX   (France)

^c UNIVERSITY OF BAYREUTH   (Germany)

^d UNIVERSITY OF CAMERINO   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

BARDEEN-COOPER-SCHRIEFFER; BCS-BEC CROSSOVER; BOSE-EINSTEIN CONDENSATES; COHERENT EFFECT; DENSITY OF STATE; LONGITUDINAL DIRECTION; MANY-BODY; PARTICLE MOTIONS; PHYSICAL CHARACTERISTICS; QUANTUM SIZE EFFECTS; SINGLE-PARTICLE; SINGLE-PARTICLE ENERGY; SIZE QUANTIZATION; SUBBANDS; SUPERFLUID FERMI GAS; TRANSVERSE DIMENSIONS; ULTRA-COLD;

ELECTRON GAS; FERMIONS; STATISTICAL MECHANICS;

AGGREGATES;

EID: 84866419692     PISSN: 10502947     EISSN: 10941622     Source Type: Journal    
DOI: 10.1103/PhysRevA.86.033612     Document Type: Article

References (36)

1. D. M. Eagles, Phys. Rev. PHRVAO 0031-899X 10.1103/PhysRev.186.456 186, 456 (1969).
2. A. J. Leggett, in Modern Trends in the Theory of Condensed Matter, edited by, A. Pekelski, and, J. Przystawa, (Springer-Verlag, Berlin, 1980), p. 13.
3. I. Bloch, J. Dalibard, and W. Zwerger, Rev. Mod. Phys. RMPHAT 0034-6861 10.1103/RevModPhys.80.885 80, 885 (2008).
4. P. B. Littlewood, P. R. Eastham, J. M. J. Keeling, F. M. Marchetti, and M. H. Szymanska, J. Phys.: Condens. Matter JCOMEL 0953-8984 10.1088/0953-8984/ 16/35/003 16, S3597 (2004).
5. P. Pieri, D. Neilson, and G. C. Strinati, Phys. Rev. B PRBMDO 1098-0121 10.1103/PhysRevB.75.113301 75, 113301 (2007).
6. J. M. Blatt and C. J. Thompson, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.10.332 10, 332 (1963);
7. M. Yu, M. Strongin, and A. Paskin, Phys. Rev. B PRBMDO 1098-0121 10.1103/PhysRevB.14.996 14, 996 (1978);
8. A. A. Shanenko, M. D. Croitoru, and F. M. Peeters, Phys. Rev. B PRBMDO 1098-0121 10.1103/PhysRevB.75.014519 75, 014519 (2007);
9. B. Chen, Z. Zhu, and X. C. Xie, Phys. Rev. B PRBMDO 1098-0121 10.1103/PhysRevB.74.132504 74, 132504 (2006); (Pubitemid 44564623)
10. Y. Chen, A. A. Shanenko, A. Perali, and F. M. Peeters, J. Phys.: Condens. Matter JCOMEL 0953-8984 10.1088/0953-8984/24/18/185701 24, 185701 (2012).
11. A. Perali, A. Bianconi, A. Lanzara, and N. L. Saini, Solid State Commun. SSCOA4 0038-1098 10.1016/0038-1098(96)00373-0 100, 181 (1996). (Pubitemid 126377548)
12. D. Innocenti, N. Poccia, A. Ricci, A. Valletta, S. Caprara, A. Perali, and A. Bianconi, Phys. Rev. B PRBMDO 1098-0121 10.1103/PhysRevB.82.184528 82, 184528 (2010).
13. A. A. Shanenko, M. D. Croitoru, M. Zgirski, F. M. Peeters, and K. Arutyunov, Phys. Rev. B PRBMDO 1098-0121 10.1103/PhysRevB.74.052502 74, 052502 (2006); (Pubitemid 44223166)
14. A. A. Shanenko, M. D. Croitoru, A. Vagov, and F. M. Peeters, Phys. Rev. B PRBMDO 1098-0121 10.1103/PhysRevB.82.104524 82, 104524 (2010);
15. Y. Chen, M. D. Croitoru, A. A. Shanenko, and F. M. Peeters, J. Phys.: Condens. Matter JCOMEL 0953-8984 10.1088/0953-8984/21/43/435701 21, 435701 (2009).
16. J.-P. Martikainen and P. Törmä, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.95.170407 95, 170407 (2005). (Pubitemid 41777336)
17. Y. Guo, Y.-F. Zhang, X.-Y. Bao, T.-Z. Han, Z. Tang, L.-X. Zhang, W.-G. Zhu, E. G. Wang, Q. Niu. Z. Q. Qiu, J.-F. Jia, Z.-X. Zhao, and Q.-K. Xue, Science SCIEAS 0036-8075 10.1126/science.1105130 306, 1915 (2004); (Pubitemid 39627851)
18. D. Eom, S. Qin, M.-Y. Chou, and C. K. Shih, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.96.027005 96, 027005 (2006). (Pubitemid 43248272)
19. P. Dyke, E. D. Kuhnle, S. Whitlock, H. Hu, M. Mark, S. Hoinka, M. Lingham, P. Hannaford, and C. J. Vale, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.106.105304 106, 105304 (2011).
20. P. Pieri and G. C. Strinati, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.91.030401 91, 030401 (2003).
21. P. W. Anderson, J. Phys. Chem. Solids JPCSAW 0022-3697 10.1016/0022-3697(59)90036-8 11, 26 (1959).
22. G. Bruun, Y. Castin, R. Dum, and K. Burnett, Eur. Phys. J. D EPJDF6 1434-6060 10.1007/s100530050587 7, 433 (1999).
23. L. P. Gor'kov, Sov. Phys. JETP 7, 505 (1958).
24. N. N. Bogoliubov, Sov. Phys. Usp. SOPUAP 0038-5670 10.1070/ PU1959v002n02ABEH003122 2, 236 (1959)
25. [see also, N. N. Bogoliubov, Selected Works, Part II, Quantum and Classical Statistical Mechanics (Gordon and Breach, Amsterdam, 1991)].
26. G. Ortiz and J. Dukelsky, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.72.043611 72, 043611 (2005). (Pubitemid 41776373)
27. C. H. Schunck, Y.-I. Shin, A. Schirotzek, and W. Ketterle, Nature (London) NATUAS 0028-0836 10.1038/nature07176 454, 739 (2008).
28. T. Bourdel, J. Cubizolles, L. Khaykovich, K. M. F. Magalhaes, S. J. J. M. F. Kokkelmans, G. V. Shlyapnikov, and C. Salomon, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.91.020402 91, 020402 (2003).
29. Yean-an Liao, A. S. C. Rittner, T. Paprotta, W. Li, G. B. Partridge, R. G. Hulet, S. K. Baur, and E. J. Mueller, Nature (London) NATUAS 0028-0836 10.1038/nature09393 467, 567 (2010).
30. The averaged gap Δ is a convenient measure of the pair-interaction energy.
31. L. N. Cooper, Phys. Rev. PHRVAO 0031-899X 10.1103/PhysRev.104.1189 104, 1189 (1956).
32. F. Pistolesi and G. C. Strinati, Phys. Rev. B PRBMDO 1098-0121 10.1103/PhysRevB.49.6356 49, 6356 (1994).
33. G. M. Bruun and H. Heiselberg, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.65.053407 65, 053407 (2002).
34. D. S. Petrov and G. V. Shlyapnikov, Phys. Rev. A PLRAAN 1050-2947 10.1103/PhysRevA.64.012706 64, 012706 (2001).
35. M. Olshanii, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.81.938 81, 938 (1998).
36. T. Bergeman, M. G. Moore, and M. Olshanii, Phys. Rev. Lett. PRLTAO 0031-9007 10.1103/PhysRevLett.91.163201 91, 163201 (2003).