Adsorption of water molecules on the CdZnTe (1 1 1) B surface

Xuxu Bai, Wanqi Jie, Gangqiang Zha, Wenhua Zhang, Junfa Zhu, Tao Wang, Yanyan Yuan, Yabing Wang, Hui Hua, Li Fu

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Adsorption of water molecules on the CdZnTe (1 1 1) B surface has been studied at room temperature using synchrotron radiation ultraviolet photoemission spectroscopy (SRUPS), X-ray photoelectron spectroscopy (XPS) and low energy electron diffraction (LEED). After water exposure, the Cd 3d core level is chemically shifted by -0.5 eV, and in the valence band, three water-induced orbital levels are found at -3.6, -4.8 and around -8.5 eV below the Fermi level. They can be assigned to water molecules adsorbed on Cd atoms. Together with the observed work function decrease, we suggested that water is adsorbed oxygen-end-down. Crown

Original languageEnglish
Pages (from-to)103-106
Number of pages4
JournalChemical Physics Letters
Volume489
Issue number1-3
DOIs
StatePublished - 1 Apr 2010

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