Preparation and property research of 0.9Pb(Mg1/3Nb2/3) O3-0.1PbTiO3 thin films

Qingtao Zhang*, Yanqiu Li, Yonghong Shang, Shaobo Liu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Pb(Mg1/3Nb2/3) O3-PbTiO3 (namely, PMNT)thin film was prepared using the sol-gel method. The effects of different solvents on the precursor solution were studied, and the stable precursor solution was achieved. The thermal gravity analysis (TGA) and differential thermal analysis (DTA) were performed on the precursor to examine the decomposition behavior of residual organics and analyze the phase-formation kinetics from the dried gel. The results show thin film pyrolyzed at 420°C and crystallized at 750°C. 0.9 Pb (Mg1/3Nb2/3)O3-0.1PbTiO3 thin films were investigated by X-ray diffraction (XRD), microscope, ZT-II ferroelectric test system. The results indicate that the PMNT thin films are of uniformity, density, and crack-free. The remnant polarizations (Pr), coercive field (Ec) are 2.5 μC/cm2 and 45 kV/cm, respectively.

Original languageEnglish
Pages (from-to)359-362
Number of pages4
JournalZhongguo Jixie Gongcheng/China Mechanical Engineering
Volume16
Issue numberSUPPL.
Publication statusPublished - Jul 2005
Externally publishedYes

Keywords

  • Ferroelectric thin film
  • PMNT
  • Perovskite phase
  • Sol-gel

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