In situ observation of incompressible Mott-insulating domains in ultracold atomic gases

Nature

Volumn 460, Issue 7258, 2009, Pages 995-998

  Gemelke, Nathan ^a   Zhang, Xibo ^a   Hung, Chen Lung ^a   Chin, Cheng ^a  

^a UNIVERSITY OF CHICAGO   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DISSIPATION; EXPERIMENTAL STUDY; INSULATION; PHASE TRANSITION; QUANTUM MECHANICS; SPATIAL VARIATION;

ARTICLE; ATOM; COLD; FINITE ELEMENT ANALYSIS; GAS ANALYSIS; INSULATOR ELEMENT; MOLECULE; PRIORITY JOURNAL; QUANTUM MECHANICS; TEMPERATURE; TEMPERATURE DEPENDENCE; THERMODYNAMICS; WAVEFORM;

EID: 69149087060     PISSN: 00280836     EISSN: 14764687     Source Type: Journal    
DOI: 10.1038/nature08244     Document Type: Article

References (21)

1. Greiner, M., Mandel, O., Esslinger, T., Hansch, T. W. & Bloch, I. Quantum phase transition from a superfluid to a Mott insulator in a gas of ultracold atoms. Nature 415, 39-44 (2002).
2. Spielman, I. B., Phillips, W. D. & Porto, J. V. Condensate fraction in a 2D Bose gas measured across the Mott-insulator transition. Phys. Rev. Lett. 100, 120402 (2008).
3. Kohl, M., Moritz, H., Stoferle, T., Schorl, C. & Esslinger, T. Superfluid to Mott insulator transition in one, two and three dimensions. J. Low-Temp. Phys. 138, 635-644 (2005).
4. Foiling, S. et al. Spatial quantum noise interferometry in expanding ultracold atom clouds. Nature 434, 481-484 (2005).
5. Gerbier, F., Foiling, S., Widera, A., Mandel, O. & Bloch, I. Probing number squeezing of ultracold atoms across the superfluid-Mott insulator transition. Phys. Rev. Lett. 96, 090401 (2006).
6. Kaganov, M. I. & Chubukov, A. V. Interacting magnons. Uspekhi Fizicheskikh Nauk. 153, 537-578 (1987).
7. Fisher, M. P. A., Weichman, P. B., Grinstein, G. & Fisher, D. S. Boson localization and the superfluid-insulator transition. Phys. Rev. B 40, 546-570 (1989).
8. Jaksch, D., Bruder, C., Cirac, J. I., Gardiner, C. W. & Zoller, P. Cold bosonic atoms in optical lattices. Phys. Rev. Lett. 81, 3108-3111 (1998).
9. Capogrosso-Sansone, B., Prokof'ev, N. V. & Svistunov, B. V. Phase diagram and thermody-namics of the three-dimensional Bose-Hubbard model. Phys. Rev. B 75, 134302 (2007).
10. Greiner, M., Mandel, O., Hansch, T. W. & Bloch, I. Collapse and revival of the matter wave field of a Bose-Einstein condensate. Nature 419, 51-54 (2002).
11. Foiling, S., Widera, A., Muller, T., Gerbier, F. & Bloch, I. Formation of spatial shell structure in the superfluid to Mott insulatortransition. Phys. Rev. Lett. 97, 060403 (2006).
12. Campbell, G. K. et al. Imaging the Mott insulator shells by using atomic clock shifts. Science 313, 649-652 (2006).
13. Hung, C. L., Zhang, X., Gemelke, N. & Chin, C. Accelerating evaporative cooling of atoms into Bose-Einstein condensation in optical traps. Phys. Rev. A 78, 011604 (2008).
14. Spielman, I. B., Phillips, W. D. & Porto, J. V. Mott-insulator transition in a two-dimensional atomic Bose gas. Phys. Rev. Lett. 98, 080404 (2007).
15. Chin, C., Grimm, R., Julienne, P. & Tiesinga, E. Feshbach resonances in ultracold gases. Preprint at 〈http://arxiv.org/abs/0812.1496〉 (2008).
16. Batrouni, G. G. et al. Mott domains of bosons confined on optical lattices. Phys. Rev. Lett. 89, 117203 (2002).
17. Ho, T.-L. & Zhou, Q. Obtaining phase diagram and thermodynamic quantities of bulk systems from the densities of trapped gases. Preprint at 〈http://arxiv.org/abs/0901.0018〉 (2008).
18. Tanatar, B., Minguzzi, A., Vignolo, P. & Tosi, M. P. Density profile of a Bose-Einstein condensate inside a pancake-shaped trap: observational consequences of the dimensional cross-over in the scattering properties. Phys. Lett. A 302, 131-136 (2002).
19. Gerbier, F. Boson Mott insulators at finite temperatures. Phys. Rev. Lett. 99, 120405 (2007).
20. Huang, K. Statistical Mechanics 152-154 (Wiley, 1963).
21. Esteve, J. et al. Observations of density fluctuations in an elongated Bose gas: ideal gas and quasicondensate regimes. Phys. Rev. Lett. 96, 090401 (2006).