Raman spectra study on the GeS2-Ga2S3-KCl system glasses

  • Hai Zheng Tao
  • , Xiu Jian Zhao*
  • , Cheng Bin Jing
  • , Wei Tong
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

Raman spectra of GeS2-Ga2S3-KCl pseudo-ternary system glasses at room temperature in the air were probed systematically in the region of 150-500 cm-1. Based on the results of Raman spectra and preparing procedure in pseudo-binary systems GeS2-KCl and Ga2S3-KCl, the sole interaction of Ga2S3 and KCl was identified and new units GaS3/2Cl were produced in GeS2-Ga2S3-KCl glasses. That K+ ions in the form of Cl as the nearest coordination were homogeneously dispersed in the polymeric network was confirmed by the Raman spectra evolution of samples on the serials I and III. Raman spectral evolution of three composition serials can be successfully interpreted using a localized model considering the effect of K+ ions on the structural units GaS3/2Cl and Ga2S4Cl2.

Original languageEnglish
Pages (from-to)44-47
Number of pages4
JournalGuang Pu Xue Yu Guang Pu Fen Xi/Spectroscopy and Spectral Analysis
Volume25
Issue number1
StatePublished - Jan 2005
Externally publishedYes

Keywords

  • GaSCl structural units
  • GeS-GaS-KCl glasses
  • Raman spectra

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