Evidence for Efimov quantum states in an ultracold gas of caesium atoms

Nature

Volumn 440, Issue 7082, 2006, Pages 315-318

  Kraemer, T ^a   Mark, M ^a   Waldburger, P ^a   Danzl, J G ^a   Chin, C ^a,b   Engeser, B ^a   Lange, A D ^a   Pilch, K ^a   Jaakkola, A ^a   Nagerl H C ^a   Grimm, R ^a,c  

^a UNIVERSITY OF INNSBRUCK   (Austria)

^b UNIVERSITY OF CHICAGO   (United States)

^c ERICH SCHMID INSTITUTE OF MATERIALS SCIENCE   (Austria)

Author keywords

[No Author keywords available]

Indexed keywords

GASES; NUCLEAR PHYSICS; PHOTONS; RESONANCE;

BOSONS; EFIMOV PHYSICS; QUANTUM-MECHANICAL INTERACTIONS;

QUANTUM THEORY;

CESIUM;

SCIENCE AND TECHNOLOGY;

ARTICLE; BOSON; PRIORITY JOURNAL; QUANTUM CHEMISTRY; QUANTUM MECHANICS; THEORETICAL STUDY;

EID: 33645017002     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature04626     Document Type: Article

References (30)

1. Efimov, V. Energy levels arising from resonant two-body forces in a three-body system. Phys. Lett. B. 33, 563-564 (1970).
2. Efimov, V. Weakly-bound states of three resonantly-interacting particles. Sov. J. Nucl. Phys. 12, 589-595 (1971).
3. Jensen, A. S., Riisager, K., Fedorov, D. V. & Garrido, E. Structure and reactions of quantum halos. Rev. Mod. Phys. 76, 215-261 (2004).
4. 4He trimer. Phys. Rev. Lett. 38, 341-343 (1977).
5. 4He trimer Efimov state. Phys. Rev. Lett. 95, 063002 (2005).
6. Braaten, E., Hammer, H.-W. & Kusunoki, M. Efimov states in a Bose-Einstein condensate near a Feshbach resonance. Phys. Rev. Lett. 90, 170402 (2003).
7. Braaten, E. & Hammer, H.-W. Universality in few-body systems with large scattering length. Preprint at 〈http://arXiv.org/abs/cond-mat/ 0410417〉 (2004).
8. Stoll, M. & Köhler, T. Production of three-body Efimov molecules in an optical lattice. Phys. Rev. A 72, 022714 (2005).
9. Esry, B. D., Greene, C. H. & Burke, J. P. Jr Recombination of three atoms in the ultracold limit. Phys. Rev. Lett. 83, 1751-1754 (1999).
10. Braaten, E. & Hammer, H.-W. Three-body recombination into deep bound states in a Bose gas with large scattering length. Phys. Rev. Lett. 87, 160407 (2001).
11. Nielsen, E. & Macek, J. H. Low-energy recombination of identical bosons by three-body collisions. Phys. Rev. Lett. 83, 1566-1569 (1999).
12. Bedaque, P. F., Braaten, E. & Hammer, H.-W. Three-body recombination in Bose gases with large scattering length. Phys. Rev. Lett. 85, 908-911 (2000).
13. Tiesinga, E., Verhaar, B. J. & Stoof, H. T. C. Threshold and resonance phenomena in ultracold ground-state collisions. Phys. Rev. A 47, 4114-4122 (1993).
14. Inouye, S. et al. Observation of Feshbach resonances in a Bose-Einstein condensate. Nature 392, 151-154 (1998).
15. Southwell, K. (ed.) Ultracold matter Nature (Insight) 416, 205-246 (2002).
16. Efimov, V. Low-energy properties of three resonantly interacting particles. Sov. J. Nucl. Phys. 29, 546-553 (1979).
17. Bringas, F., Yamashita, M. T. & Frederico, T. Triatomic continuum resonances for large negative scattering lengths. Phys. Rev. A 69, 040702(R) (2004).
18. Nielsen, E., Suno, H. & Esry, B. D. Efimov resonances in atom-diatom scattering. Phys. Rev. A 66, 012705 (2002).
19. D'Incao, J. P., Suno, H. & Esry, B. D. Limits on universality in ultracold three-boson recombination. Phys. Rev. Lett. 93, 123201 (2004).
20. Weber, T., Herbig, J., Mark, M., Nägerl, H.-C. & Grimm, R. Three-body recombination at large scattering lengths in an ultracold atomic gas. Phys. Rev. Lett. 91, 123201 (2003).
21. Fedichev, P. O., Reynolds, M. W. & Shlyapnikov, G. V. Three-body recombination of ultracold atoms to a weakly bound s level. Phys. Rev. Lett. 77, 2921-2924 (1996).
22. 2. Phys. Rev. A 70, 032701 (2004).
23. Bolda, E. L., Tiesinga, E. & Julienne, P. S. Effective-scattering- length model of ultracold atomic collisions and Feshbach resonances in tight harmonic traps. Phys. Rev. A 66, 013403 (2002).
24. Kraemer, T. et al. Optimized production of a cesium Bose-Einstein condensate. Appl. Phys. B 79, 1013-1019 (2004).
25. Köhler, T., Goral, K. & Julienne, P. S. Production of cold molecules via magnetically tunable Feshbach resonances. Preprint at 〈http://arxiv.org/abs/ cond-mat/0601420〉 (2006).
26. Kartavtsev, O. I. & Macek, J. H. Low-energy three-body recombination near a Feshbach resonance. Few-Body Syst. 31, 249-254 (2002).
27. Petrov, D. S. Three-boson problem near a narrow Feshbach resonance. Phys. Rev. Lett. 93, 143201 (2004).
28. Rychtarik, D., Engeser, B., Nägerl, H.-C. & Grimm, R. Two-dimensional Bose-Einstein condensate in an optical surface trap. Phys. Rev. Lett. 92, 173003 (2004).
29. Donley, E. A. et al. Dynamics of collapsing and exploding Bose-Einstein condensates. Nature 412, 295-299 (2001).
30. 3. Phys. Rev. 47, 903-909 (1935).