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Thermal and photochemical formation of small gold colloids in sol-gel films

โœ Scribed by Y. Katayama; M. Sasaki; E. Ando


Book ID
115989838
Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
434 KB
Volume
178
Category
Article
ISSN
0022-3093

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Photochemical formation of colloidal silver, colloidal gold and silver-gold (Ag-Au) composite colloids under mild conditions has been studied. Irradiation of either aqueous AgCIO4 or HAuCI, solution in the presence of sodium alginate (SA) with 253.7 nm light yielded colloidal silver or gold, whose p