Session 22: Special Session 1-4 "Pulsed Laser Fragmentation in Liquids: Fundamentals and Application"

[R2-S22-2] Chemical tuning of the surface charge density affects electron cooling in colloidal nanoparticles by electronic screening

*Anna Rosa Ziefuss¹, Christoph Rehbock¹, Sven Reichenberger¹, Zhijiang Chen², Benjamin K Ofori-Okai², Mianzhen Mo², Siegfried Glenzer², Stephan Barcikowski¹ (1. Technical chemistry I, University of Duisburg-Essen and Center for Nanointegration Dusiburg-Essen (CENIDE), Universitätsstraße 1-7, 45141 Essen, Germany (Germany), 2. High Energy Density Science Division, SLAC National Accelerator Laboratory, Menlo Park, California 94025, USA (United States of America))

Keywords:optical pump-probe, electron cooling, gold nanoparticles, colloidal environment , ultra-short pulsed lasers

C000099