Growth and optical properties of SrBi2Nb2O9 ferroelectric thin films using pulsed laser deposition

Pingxiong Yang, David L. Carroll, John Ballato, Robert W. Schwartz

Research output: Contribution to journalArticlepeer-review

29 Scopus citations

Abstract

SrBi2Nb2O9 (SBN) ferroelectric thin films were fabricated using plasma assisted laser deposition (PLD). The band-gap energy was determined to be 3.60 eV. A photoluminescence peak at 0.78 μm was observed whose intensity decreased with decreasing temperature, when excited with subband-gap energy. A mechanism for the observed photoluminescence, a Nb4+ -O- exciton in the NbO6 octahedron was suggested.

Original languageEnglish
Pages (from-to)9226-9230
Number of pages5
JournalJournal of Applied Physics
Volume93
Issue number11
DOIs
StatePublished - 1 Jun 2003
Externally publishedYes

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