Infrared reflectance spectra of doped BaTi4O9

S. G. Mhaisalkar, D. W. Readey, S. A. Akbar*, P. K. Dutta, M. J. Sumner, R. Rokhlin

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

19 Citations (Scopus)

Abstract

Dielectric ceramics such as BaTi4O9 have been widely used as microwave resonators in communication systems. In order to study the effect of doping on dielectric properties, infrared reflection spectra of BaTi4O9 doped with Mn, Sn, Zr, Ca, Sr, and Pb were studied from 20 to 6000 cm-1 at temperatures ranging from 15 to 297 K. The reflectance data was converted to the dielectric data using Kramers-Kronig analysis. The dielectric parameters k, Q, and τk calculated from the reflectance data were in agreement with resonant cavity measurements at 4 GHz.

Original languageEnglish
Pages (from-to)275-282
Number of pages8
JournalJournal of Solid State Chemistry
Volume95
Issue number2
DOIs
Publication statusPublished - Dec 1991
Externally publishedYes

ASJC Scopus Subject Areas

  • Electronic, Optical and Magnetic Materials
  • Ceramics and Composites
  • Condensed Matter Physics
  • Physical and Theoretical Chemistry
  • Inorganic Chemistry
  • Materials Chemistry

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