A method for measuring the excitation spectrum in atomic gases confined to optical lattices reveals the band structure of these systems, and should facilitate the comparison of quantum gas phases with their condensed-matter counterparts.
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References
Ernst, P. et al. Nature Phys. 6, 56–61 (2010).
Greiner, M., Mandel, O., Esslinger, T., Hänsch, T. W. & Bloch, I. Nature 415, 39–44 (2002).
Bogoliubov, N. N. J. Phys. USSR 11, 23–32 (1947).
Palevsky, H., Otnes, K. & Larrsson, K. E. Phys. Rev. 112, 11–18 (1958).
Stamper-Kurn, D. M. et al. Phys. Rev. Lett. 83, 2876–2879 (1999).
Steinhauer, J., Ozeri, R., Katz, N. & Davidson, N. Phys. Rev. Lett. 88, 120407 (2002).
Papp, S. B. et al. Phys. Rev. Lett. 101, 135301 (2008).
Vogels, J. M., Xu, K., Raman, C., Abo-Shaeer, J. R. & Ketterle, W. Phys. Rev. Lett. 88, 060402 (2002).
Clément, D., Fabbri, N., Fallani, L., Fort, C. & Inguscio, M. Phys. Rev. Lett. 102, 155301 (2009).
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Moritz, H. Atomic superfluids see the light. Nature Phys 6, 10–11 (2010). https://doi.org/10.1038/nphys1494
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DOI: https://doi.org/10.1038/nphys1494