p-mercaptobenzoic acid (p-MBA)-protected Au₁₀₂ nanoparticle

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p-Mercaptobenzoic acid (p-MBA):

The Au₁₀₂ clusters have a 49-atom Marks-decahedral core, which could also be considered to be a five-twinned face-centered cubic or hexagonal close-packed core. Different from Au₂₅ clusters, a simple “staple” motif (-S-Au-S-) was found to bind to interior Au atoms.

(P. D. Jadzinsky, G. Calero, C. J. Ackerson, D. A. Bushnell and R. D. Kornberg, Science, 2007, 318, 430-433.)

 

 

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