Thiol-Capped Gold Nanoparticles on Graphite: spontaneous adsorption and electrochemically induced release - Grumelli, D; Vericat, C; Benitez, G; Vela, M E; Salvarezza, R C; Giovanetti, L J; Ramallo-López, J M; Requejo, F G; Craievich, Aldo Felix; Shon, Y S (European Physical Journal C, 2007)