计算物理 ›› 2013, Vol. 30 ›› Issue (2): 265-270.

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Effect of Hydrostatic Pressure on Optical Properties of TlBr and TlCl

Amrane N, Benkraouda M   

  1. Department of Physics, United Arab Emirates University, Al-Ain, P. O. Box 17551, United Arab Emirates
  • 收稿日期:2012-04-26 修回日期:2012-10-26 出版日期:2013-03-25 发布日期:2013-03-25
  • 作者简介:Ammne Noureddine(1958-),reale,PhD,major in computational material 8cience and semicondcto physics,E-mail:namrane@uaeu.ac.ae

Effect of Hydrostatic Pressure on Optical Properties of TlBr and TlCl

Amrane N, Benkraouda M   

  1. Department of Physics, United Arab Emirates University, Al-Ain, P. O. Box 17551, United Arab Emirates
  • Received:2012-04-26 Revised:2012-10-26 Online:2013-03-25 Published:2013-03-25

摘要: We present first principles calculations of optical properties of binary semiconductor compounds TlBr and TlCl.Dependences of dielectric function,reflectivity and refractive index on hydrostatic pressure are calculated using self-consistent scalar relativistic full potential linear augmented plane wave method(FP-LAPW) within a generalized gradient approximation(GGA).They are compared with previous calculations and experimental measurements.Good agreements are found.

关键词: optical properties, dielectric function, refractive index, radiation detectors

Abstract: We present first principles calculations of optical properties of binary semiconductor compounds TlBr and TlCl.Dependences of dielectric function,reflectivity and refractive index on hydrostatic pressure are calculated using self-consistent scalar relativistic full potential linear augmented plane wave method(FP-LAPW) within a generalized gradient approximation(GGA).They are compared with previous calculations and experimental measurements.Good agreements are found.

Key words: optical properties, dielectric function, refractive index, radiation detectors

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