Peter Schauß1,∗, Marc Cheneau, Manuel Endres, Takeshi Fukuhara, Sebastian Hild, Ahmed Omran, Thomas Pohl, Christian Gross, Stefan Kuhr, and Immanuel Bloch Max-Planck-Institut für Quantenoptik, 85748 Garching, Germany Max-Planck-Institut für Physik komplexer Systeme, 01187 Dresden, Germany University of Strathclyde, Department of Physics, SUPA, Glasgow G4 0NG, UK and Ludwig-Maximilians-Universit...