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Role of titanium valence states in optical and electronic features of PbO-Sb2O3-B2O3:TiO 2 glass alloys

  • T. Satyanarayana
  • , I. V. Kityk*
  • , K. Ozga
  • , M. Piasecki
  • , P. Bragiel
  • , M. G. Brik
  • , V. Ravi Kumar
  • , A. H. Reshak
  • , N. Veeraiah
  • *Corresponding author for this work
  • Acharya Nagarjuna University
  • Silesian University of Technology
  • Częstochowa University of Technology
  • Jan Dlugosz University in Czestochowa
  • University of Tartu
  • University of South Bohemia

Research output: Contribution to journalArticlepeer-review

66 Citations (Scopus)

Abstract

PbO-Sb2O3-B2O3 glasses mixed with different concentrations of TiO2 (ranging from 0 to 1.5 mol.%) were synthesized. The samples are characterized by X-ray diffraction, scanning electron microscopy and DSC techniques. A variety of properties, i.e. optical absorption, photoluminescence, infrared, ESR spectra, magnetic susceptibility, photo-induced birefringence (PIB) and dielectric properties (constant ε′, loss tan δ, a.c. conductivity σac over a wide range of frequency and temperature) of these glass-ceramics have been explored. The analysis of these results indicated that Ti ion surrounding ligands play principal role in the observed PIB and the sample crystallized with 0.8 mol.% of TiO2 is the most suitable for the applications in non-linear optical devices.

Original languageEnglish
Pages (from-to)283-297
Number of pages15
JournalJournal of Alloys and Compounds
Volume482
Issue number1-2
DOIs
Publication statusPublished - 12 Aug 2009
Externally publishedYes

Keywords

  • Dielectric properties
  • PbO-SbO-BO glass-ceramics
  • Photo-induced birefringence

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