PHOTOEMISSION, AUTOIONIZATION, AND X-RAY-ABSORPTION SPECTROSCOPY OF ULTRATHIN-FILM C60 ON AU(110)

被引:190
作者
MAXWELL, AJ [1 ]
BRUHWILER, PA [1 ]
NILSSON, A [1 ]
MARTENSSON, N [1 ]
RUDOLF, P [1 ]
机构
[1] IST NAZL FIS MAT,TECHNOL AVANZATE SUPERFICI CATALISI LAB,I-34012 TRIESTE,ITALY
来源
PHYSICAL REVIEW B | 1994年 / 49卷 / 15期
关键词
D O I
10.1103/PhysRevB.49.10717
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The occupied and unoccupied electronic states of C60 have been studied for single monolayer and multilayer coverages on Au(110). Only the electronic structure of the first layer, which is chemisorbed, is changed by the interaction with the substrate, due to hybridization with the possibility of charge transfer. There is no measurable bonding interaction with the second layer, which has essentially the same electronic structure as the thick film. The unoccupied electronic states below the ionization level are shown to be largely localized around the C60 molecule. The energy levels of the molecules not in direct contact with the substrate are referenced to the vacuum level.
引用
收藏
页码:10717 / 10725
页数:9
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