n-type doping in Cd2SnO4: a study by EELS and photoemission

The influence of n-type doping on the electronic structure of Cd2SnO4 has been studied by electron-energy-loss spectroscopy (EELS) and UV photoemission spectroscopy (UPS). In substitution on Cd sites or Sb substitution in Sn sites leads to the appearance of well-defined plasmon loss peaks in EELS, w...

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التفاصيل البيبلوغرافية
المؤلفون الرئيسيون: Dou, Y, Egdell, R
التنسيق: Journal article
اللغة:English
منشور في: American Physical Society 1996
الموضوعات:
الوصف
الملخص:The influence of n-type doping on the electronic structure of Cd2SnO4 has been studied by electron-energy-loss spectroscopy (EELS) and UV photoemission spectroscopy (UPS). In substitution on Cd sites or Sb substitution in Sn sites leads to the appearance of well-defined plasmon loss peaks in EELS, with a maximum plasmon energy of just below 0.6 eV in Sb-doped material. A weak conduction-band feature is observed in UPS, the width of which is of the order expected from a simple free-electron model.