摘要
We have measured the synchrotron radiation photoelectron spectra of monolayer C60on Ag(100), By calculating the intensity ratios between the LUMO bands and the two deeper bands (HOMO and HOMO- 1), we estimate the amount of the charges transferred from Ag(100) to C60 within the range of 1 e to 1.8 e. The results dismay the expectation of surface superconductivity and afford a good reference for further studies of the monolayer C60/Ag(100) system.
We have measured the synchrotron radiation photoelectron spectra of monolayer C60on Ag(100), By calculating the intensity ratios between the LUMO bands and the two deeper bands (HOMO and HOMO- 1), we estimate the amount of the charges transferred from Ag(100) to C60 within the range of 1 e to 1.8 e. The results dismay the expectation of surface superconductivity and afford a good reference for further studies of the monolayer C60/Ag(100) system.
基金
Supported by National Natural Science Foundation of China (10674115)
BSRF
RDF of NJUST (AB96331)