The geometric and electronic structures at the interface between iron phthalocyanine(FePc)and Si(110)surface are studied by ultraviolet photoelectron spectroscopy and density functional theory(DFT)calculation.After Fe...The geometric and electronic structures at the interface between iron phthalocyanine(FePc)and Si(110)surface are studied by ultraviolet photoelectron spectroscopy and density functional theory(DFT)calculation.After FePc is deposited on Si(110),the emission features are located at 2.56,4.90,7.90,10.88 eV below the Fermi level for monolayer and 2.73,4.90,7.74,10.52 eV below the Fermi level for multilayer.At the coverage of 1 ML,FePc molecules are adsorbed on the bridge site in a flat-lying geometry with a 2.17?separation between the molecule and the substrate.The molecular plane is bent due to the interaction between the adsorbate and the substrate.展开更多
基金by the National Natural Science Foundation of China under Grant No 10974172the Fundamental Research Funds for the Central Universities。
文摘The geometric and electronic structures at the interface between iron phthalocyanine(FePc)and Si(110)surface are studied by ultraviolet photoelectron spectroscopy and density functional theory(DFT)calculation.After FePc is deposited on Si(110),the emission features are located at 2.56,4.90,7.90,10.88 eV below the Fermi level for monolayer and 2.73,4.90,7.74,10.52 eV below the Fermi level for multilayer.At the coverage of 1 ML,FePc molecules are adsorbed on the bridge site in a flat-lying geometry with a 2.17?separation between the molecule and the substrate.The molecular plane is bent due to the interaction between the adsorbate and the substrate.
