ANGLE-RESOLVED PHOTOEMISSION EVIDENCE FOR A GD(0001) SURFACE-STATE

被引:72
作者
LI, DQ
HUTCHINGS, CW
DOWBEN, PA
HWANG, C
WU, RT
ONELLION, M
ANDREWS, AB
ERSKINE, JL
机构
[1] SYRACUSE UNIV, DEPT PHYS, SYRACUSE, NY 13244 USA
[2] UNIV WISCONSIN, DEPT PHYS, MADISON, WI 53706 USA
[3] UNIV TEXAS, DEPT PHYS, AUSTIN, TX 78712 USA
基金
美国国家科学基金会;
关键词
D O I
10.1016/0304-8853(91)90050-K
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
From angle resolved photoemission we have observed a surface state on Gd(0001) near the Fermi energy in the vicinity of GAMMA-BAR in agreement with a recently calculated band structure. This surface state is of prominent 5d3x2-r2 character (DELTA-1) at GAMMA-BAR. The observation of this surface state can be correlated with the development of the gadolinium bulk band structure which occurs with increasing film thickness as gadolinium films are grown on W(110).
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页码:85 / 90
页数:6
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