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Orbital superfluidity in a 2D optical lattice

September 20, 2010 - 12:30pm
Andreas Hemmerich
University of Hamburg

I discuss our recent observations of orbital superfluidity in higher bands of a 2D bipartite optical lattice. Via analysis of the momentum spectra we observe truly complex-valued order parameters, which break time-reversal symmetry.

1201 Physics Building
College Park, MD 20742