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Simplified illustration of the proposed (Au55) superstructure formation in the matrix of excess dendrimers. These peel off the PPh3 and Cl ligands from Au55(pph3)12Cl and thus allow cluster–cluster interactions, which subsequently leads to the observed microcrystals (Schmid et al. 2000). Copyright: Wiley-VCH Verlag GmbH & Co. KGaA
