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Optical properties of new photovoltaic materials: AgCuO2 and Ag2Cu2O3

  • J. Feng
  • , B. Xiao
  • , J. C. Chen
  • , C. T. Zhou
  • , Y. P. Du
  • , R. Zhou
  • Key Lab of the Ministry of Education for Process Control and Efficiency Egineering
  • Kunming University of Science and Technology
  • Xi'an Jiaotong University

科研成果: 期刊稿件文章同行评审

96 引用 (Scopus)

摘要

AgCuO2 and Ag2Cu2O3 are new types of semiconductor materials. A theoretical study is presented for both the electronic and optical properties of these new photovoltaic materials in the framework of density functional theory (DFT). The calculated cohesive energy is -3.606 eV/atom and -3.723 eV/atom for Ag2Cu2O3 and AgCuO2, respectively. Electronic calculations indicate that AgCuO2 is a small band gap semiconductor and Ag2Cu2O3 is metallic in nature. The valency state of Cu is divalent in Ag2Cu2O3 and trivalent in AgCuO2. The largest absorption coefficient of CuO2 is 332 244, which is significantly greater than that of CuInSe2, CdTe, GaAs, etc.

源语言英语
页(从-至)1569-1573
页数5
期刊Solid State Communications
149
37-38
DOI
出版状态已出版 - 10月 2009

联合国可持续发展目标

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  1. 可持续发展目标 7 - 经济适用的清洁能源
    可持续发展目标 7 经济适用的清洁能源

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