ELECTROCHEMICAL NUCLEATION OF SILVER ON PLATINUM AT A CONTROLLED AMOUNT OF THE OXYGEN CONTAINING SURFACE SPECIES

被引:14
作者
CHIERCHIE, T [1 ]
MILCHEV, A [1 ]
机构
[1] BULGARIAN ACAD SCI,INST PHYS CHEM,BU-1040 SOFIA,BULGARIA
关键词
nucleation; oxide; platinum; silver;
D O I
10.1016/0013-4686(90)87093-H
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
Experimental studies of the electrochemical nucleation of silver on a platium substrate containing a controlled amount of oxygenated surface species, were carried out by combining cyclic voltammetry with potential pulses. The dependence of the stationary nucleation rate on temperature, overpotential and the amount of oxide indicated that oxide layers affected the number of active sites for nucleation but not their activity with respect to critical nucleaus formation. © 1990.
引用
收藏
页码:1873 / 1877
页数:5
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