Epitaxial growth of skutterudite (CoSb3) thin films on (001) InSb by pulsed laser deposition

被引:12
作者
Caylor, JC
Sander, MS
Stacy, AM
Harper, JS
Gronsky, R
Sands, T [1 ]
机构
[1] Univ Calif Berkeley, Dept Mat Sci & Engn, Berkeley, CA 94720 USA
[2] Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USA
关键词
D O I
10.1557/JMR.2001.0337
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Heteroepitaxial growth of the cubic skutterudite phase CoSb3 on (001) InSb substrates was achieved by pulsed laser deposition using a substrate temperature of 270 degreesC and a bulk CoSb3 target with 0.75 at.% excess Sb. An InSb (a(0)=0.6478 nm) substrate was chosen for its lattice registry with the antimonide skutterudites (e.g., CoSb3 with a(0)=0.9034 nm) on the basis of a presumed 45 degrees rotated relationship with the InSb zinc blende structure. X-ray diffraction and transmission electron microscopy confirmed both the structure of the films and their epitaxial relationship: (001)(CoSb 3) parallel to (001)(InSb); [100](CoSb 3) parallel to [110](InSb).
引用
收藏
页码:2467 / 2470
页数:4
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