Research on the electrocaloric effect of PMN/PT solid solution for ferroelectrics MEMS microcooler

Shaobo Liu*, Yanqiu Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

66 Citations (Scopus)

Abstract

The PMN/PT relaxing ferroelectric solid solution has been derived from a traditional ceramic sintering technique. The measurement device for the EC effect of the working material is designed. The results show that PMN/PT85 material possesses the optimal EC effect and the longer time of keeping temperature. PMN/PT85 ceramic with the thickness of 100 μm takes on the EC maximum, which is about 1.71 K at 18°C and 16 kV/cm depolarization process. The micromation PMN/PT ceramic is hopeful to be the chief candidate working materials for the ferroelectrics MEMS microcooler (FMM) applied near the ambient temperature.

Original languageEnglish
Pages (from-to)46-49
Number of pages4
JournalMaterials Science and Engineering: B
Volume113
Issue number1
DOIs
Publication statusPublished - 15 Oct 2004
Externally publishedYes

Keywords

  • Electrocaloric (EC) effect
  • Ferroelectrics microcooler
  • MEMS
  • PMN/PT working material

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