A CHEMICAL-STATE-DISCRIMINATED XPED STUDY ON STRUCTURE OF THIN CAO LAYER FORMED BY ELECTRON-BOMBARDMENT HEATING ON CAF2(111)

被引:15
作者
AKITA, C
TOMIOKA, T
OWARI, M
MIZUIKE, A
NIHEI, Y
机构
[1] SCI UNIV TOKYO,FAC ENGN,DEPT IND CHEM,SHINJUKU KU,TOKYO 162,JAPAN
[2] UNIV TOKYO,INST IND SCI,MINATO KU,TOKYO 106,JAPAN
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS | 1990年 / 29卷 / 10期
关键词
CaF2 (111); CaO epitaxial layer on; Chemical-state-discriminated XPED; Electron bombardment heating; Fluoride; Fluorine desorption of; H20; adsorption; Orientation; Structural analysis of thin layer;
D O I
10.1143/JJAP.29.2106
中图分类号
O59 [应用物理学];
学科分类号
摘要
CaF2in the surface layer with a thickness of a few nanometers was converted to CaO by electron bombardment heating above 300°C, but CaO was not formed by the lamp heating. This conversion is thought to occur by electron bombardment to the sample surface during heating. Furthermore, it was found by chemical-state-discriminated X-ray photoelectron diffraction (XPED) measurements that CaO grew epitaxially on CaF2(111). The crystallographic orientation of the CaO epitaxial layer was directly determined from the analysis of XPED patterns. © 1990 IOP Publishing Ltd.
引用
收藏
页码:2106 / 2110
页数:5
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