The author studied physics at the Ludwig-Maximilians UniversitätMünchen (2001-2005), before he worked at the Max-Planck Institute Dresden(2005-2006), at the Laboratoire Kastler Brossel Paris (2006-2008), and at theAlbert-Ludwigs Universität Freiburg (2008-2009), where he received a binational PhD degreein 2009.