HRTEM OBSERVATION OF METAL PARTICLES MOBILITY ON A PT/GAMMA-AL2O3 CATALYST

被引：9
|
作者：
MARTRA, G
COLUCCIA, S
MONTICELLI, O
VITULLI, G
机构：
[1] UNIV GENOA, INST CHIM IND, I-16132 GENOA, ITALY
[2] UNIV PISA, CTR CNR MACROMOLEC STEREORDINATE & OTTICAMENTE ATT, DIPARTIMENTO CHIM & CHIM IND, I-58100 PISA, ITALY
来源：
CATALYSIS LETTERS | 1994年 / 29卷 / 1-2期
关键词：
MICROPARTICLES; PLATINUM CATALYSTS; ALUMINA SUPPORT; ELECTRON MICROSCOPY;
D O I：
10.1007/BF00814256
中图分类号：
O64 [物理化学（理论化学）、化学物理学];
学科分类号：
070304 ; 081704 ;
摘要：
High resolution transmission electron microscopy analysis of Pt/Al2O3 catalyst prepared by deposition of platinum from mesitylene solution shows that the smallest metal particles on edges and corners migrate under the influence of the electron beam. Sintering is also promoted.
引用
收藏
页码：105 / 108
页数：4
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