Hosokawa, Y.; Maki, S.; Nagata, T.
Gold nanoparticles stabilized by tripod thioether oligomers: Synthesis and molecular dynamics studies
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 78:1773-1782, OCT 15 2005

Gold nanoparticles (1.5-1.7 nm) were prepared by use of three tripod thioether oligomers as stabilizing molecules. The particle sizes were independent of the sizes of the stabilizers, and were smaller than those stabilized with simpler thioethers. Molecular dynamics simulations were performed to examine how the stabilizers adsorb on the nanoparticles. Parameters were developed for modeling the interactions between gold and organic molecules. Simulations in explicit chloroform solvent at 300 K revealed multiple-point adsorption of the stabilizers on the nanoparticles.

DOI:10.1246/bcsj.78.1773

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