Preparation of 0.90Bi0.5Na0.5TiO3-0. 10BaTiO3ferroelectric thin film and its application in pyroelectric energy harvesting

Xiucheng Zheng, Guangping Zheng, Zheng Lin, Zhiyuan Jiang

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

1 Citation (Scopus)

Abstract

Ferroelectric 0.90Bi0.5Na0.5TiO3-0. 10BaTiO3(0.90BNT-0.10BT) thin film with single perovskite phase is prepared using an improved sol-gel spin coating method onto indium-tin-oxide (ITO) glass substrates. A new solution process is developed for the preparation of precursor solution which is stable in air, presenting a low gelation and trend to the formation of precipitates. The as-prepared thin film is crystallized into single perovskite phase and has good ferroelectric properties. It is remarkable that the thin films show excellent heat-to-electrical energy conversion properties. The results of this work for the first time demonstrate the feasibility of using lead-free BNT-BT films for pyroelectric energy harvesting.
Original languageEnglish
Title of host publicationAdvanced Research on Material Engineering and Its Application
Pages23-26
Number of pages4
DOIs
Publication statusPublished - 15 Mar 2012
Event2012 2nd International Conference on Information Science, Automation and Material System, ISAM 2012 - Changsha, China
Duration: 21 Apr 201222 Apr 2012

Publication series

NameApplied Mechanics and Materials
Volume485
ISSN (Print)1660-9336
ISSN (Electronic)1662-7482

Conference

Conference2012 2nd International Conference on Information Science, Automation and Material System, ISAM 2012
Country/TerritoryChina
CityChangsha
Period21/04/1222/04/12

Keywords

  • Energy harvesting
  • Lead-free ferroelectrics
  • Pyroelectric properties
  • Sol-gel
  • Thin films

ASJC Scopus subject areas

  • General Engineering

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