Optimized parameters for synthesis of BaTiO3 films with high electromechanical coupling

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

This research improves upon prior research efforts on the hydrothermal synthesis of barium titanate (BaTiO3) films. It has been established that BaTiO3 can be synthesized using a two-step hydrothermal reaction that first synthesizes TiO2 then converts it to BaTiO3. Past research, however, resulted in relatively low ferroelectric properties using this technique. The research addresses that shortcoming by offering an optimized hydrothermal synthesis process that significantly increase the electromechanical coupling of the BaTiO3 film. Here, it is shown that the d33 achieves a value of 80 pm/V, which is the bulk BaTiO3 value. Additionally, this optimization results in an enhanced dielectric constant of 1600. Therefore, this research reveals that the ferroelectric properties of a hydrothermally synthesized BaTiO3 film can be significantly enhanced through slight modifications in the hydrothermal processing procedure.

Original languageEnglish
Title of host publicationMultifunctional Materials; Mechanics and Behavior of Active Materials; Integrated System Design and Implementation; Structural Health Monitoring
PublisherAmerican Society of Mechanical Engineers
ISBN (Electronic)9780791850480
DOIs
StatePublished - 2016
Externally publishedYes
EventASME 2016 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, SMASIS 2016 - Stowe, United States
Duration: Sep 28 2016Sep 30 2016

Publication series

NameASME 2016 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, SMASIS 2016
Volume1

Conference

ConferenceASME 2016 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, SMASIS 2016
Country/TerritoryUnited States
CityStowe
Period09/28/1609/30/16

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