Deposition of Gold Colloids

The colloidal route is an attractive strategy to prepare supported gold catalysts since metal particles of controlled size and narrow size distribution are formed 

Entry Synthesis method d Au° in the sol (nm) Deposition method Support Au loading wt% d Au° (nm) after drying/evaporation rc) d Au° (nm) after thermal treatment rc)  

4 Au(PPh3)3Cl reduction in toluene by NaBH4, capping by dodecylthiol Impregnation Ti02 5 3.4 (RT) 4.6 (300) [95] 

5 HAUCI4 reduction by NaBH4, capping by dodecanethiol 1.9 Impregnation Ce02 1 (100) 3-4 (250) [96] 

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Cold colloid synthesis Deposition of gold colloids on supports Reference... 

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