Switching from molecular to bulklike dynamics in electronic relaxation of a small gold cluster

Jorg Stanzel,1,2 Matthias Neeb,1,* Wolfgang Eberhardt,3 Polina G. Lisinetskaya,4 Jens Petersen,4 and Roland Mitric4,† 1Helmholtz-Zentrum Berlin, Wilhelm-Conrad-Rontgen Campus Adlershof, Elektronenspeicherring BESSY II, Albert-Einstein-Strasse 15, D-12489 Berlin, Germany 2Inventux Technologies AG, Wolfener Strasse 23, D-12681 Berlin, Germany 3Technische Universitat Berlin, IOAP, Strasse des 17, Juni 135, 10623 Berlin, Germany 4Freie Universitat Berlin, Fachbereich Physik, Arnimallee 14, D-14195 Berlin, Germany (Received 30 June 2011; published 10 January 2012)