Energy level bending and alignment at the interface between Ca and a phenylene vinylene oligomer

被引:54
作者
Park, Y
Choong, V
Ettedgui, E
Gao, Y
Hsieh, BR
Wehrmeister, T
Mullen, K
机构
[1] XEROX CORP, WILSON CTR RES & TECHNOL, WEBSTER, NY 14580 USA
[2] MAX PLANCK INST POLYMER RES, D-55128 MAINZ, GERMANY
关键词
D O I
10.1063/1.117064
中图分类号
O59 [应用物理学];
学科分类号
摘要
We have studied the interface formation of a vinylene phenylene oligomer with a Ca substrate using photoemission spectroscopy. The evolution of core and valence spectra during the deposition of the oligomer on Ca has indicated the molecular energy level bending. The total energy level bending was 0.5 eV and the thickness of the level bending region was about 100 Angstrom. We propose an energy level diagram of the oligomer-Ca interface based on the information obtained from the photoemission spectra. (C) 1996 American Institute of Physics.
引用
收藏
页码:1080 / 1082
页数:3
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