Quantum Physics
Mott insulator of Yb in a triangular optical lattice
10 July 2013
Photo: AG Sengstock
Last night we have observed the superfluid-to-Mott-insulator transition in a triangular optical lattice. The pictures show the vanishing visibility of the interference peaks when crossing the quantum phase transition.
Time-of-Flight picture of bosonic Yb atoms released from a 3D triangular optical lattice for increasing lattice depth.