Superconducting and insulating phases of disordered FeSe thin films Rudolf Schneider, Alexander G. Zaitsev, Dirk Fuchs and Hilbert v. Löhneysen Eur. Phys. J. B, 88 1 (2015) 14 Published online: 12 January 2015 DOI: 10.1140/epjb/e2014-50712-1