A SCANNING TUNNELING MICROSCOPE THAT OPERATES AT HIGH-PRESSURES AND HIGH-TEMPERATURES (430-K) AND DURING CATALYTIC REACTIONS

被引:59
作者
MCINTYRE, BJ [1 ]
SALMERON, MB [1 ]
SOMORJAI, GA [1 ]
机构
[1] UNIV CALIF BERKELEY,DEPT CHEM,BERKELEY,CA 94720
关键词
SCANNING TUNNELING MICROSCOPY; STM; INSITU; PLATINUM;
D O I
10.1007/BF00769663
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
We describe the construction and operation of a scanning tunneling microscope (STM) designed in our laboratory that is contained in a reaction cell and allows operation throughout a wide range of pressures (ultra-high vacuum-atmospheric) and temperatures (300-425 K). This thermally compensated, double piezo tube design is entirely mechanically clamped. Samples are inertially translated and can be easily transferred in and out of the STM. With this microscope, we have investigated the stability of Pt(110) as a function of oxygen and hydrogen pressure and temperature.
引用
收藏
页码:263 / 269
页数:7
相关论文
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