Direct observation of second-order atom tunnelling
Bloch, I ; Fölling, S ; Trotzky, S ; Cheinet, P ; Feld, M ; Saers, R ; Widera, A ; Müller, T
Nature (London), 2007-08, Vol.448 (7157), p.1029-1032
[Periódico revisado por pares]
London: Nature Publishing
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