HIGH-RESOLUTION PHOTOEMISSION-STUDY OF THE SURFACE-STATES NEAR (GAMMA)OVER-BAR ON CU(111) AND AG(111)

被引:38
作者
PANIAGO, R [1 ]
MATZDORF, R [1 ]
MEISTER, G [1 ]
GOLDMANN, A [1 ]
机构
[1] UNIV KASSEL, FACHBEREICH PHYS, D-34132 KASSEL, GERMANY
关键词
ANGLE RESOLVED PHOTOEMISSION; COPPER; LOW INDEX SINGLE CRYSTAL SURFACES; METALLIC SURFACES; SILVER; SURFACE ELECTRONIC PHENOMENA;
D O I
10.1016/0039-6028(95)00283-9
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 present high-resolution angle-resolved photoemission results concerning the already well-known surface states at the center of the surface Brillouin zone on Cu(111) and Ag(111). Attention is focused on the influence of energy- and angle-resolution, sample temperature, and the proximity of the Fermi edge on the photoelectron line shape. We also discuss, to which extent photohole-lifetimes for Cu and Ag may be inferred from photoemission line-widths.
引用
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页码:1233 / 1237
页数:5
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