High energy storage density and stable fatigue resistance of Na0.46Bi0.46Ba0.05La0.02Zr0.03Ti0.97-xSnxO3 ceramics

Arun Kumar Yadav, Huiqing Fan, Benben Yan, Chao Wang, Mingchang Zhang, Jiangwei Ma, Weijia Wang, Wenqiang Dong, Shuren Wang

Research output: Contribution to journalArticlepeer-review

28 Scopus citations

Abstract

Energy density and fatigue resistance properties were investigated for lead-free Na0.46Bi0.46Ba0.05La0.02Zr0.03Ti0.97-xSnxO3 (for 0 ≤ x ≤ 0.15) ceramics, synthesized via solid-state reaction technique. Perovskite pseudo-cubic crystal structure was revealed for all ceramics using X-ray diffraction. Polarization and current density versus electric field were perceived and suggested the relaxor behavior with increasing composition. A high storage energy density ~1.58 J/cm3, and conversion efficiency ~71.7% at ~110 kV/cm applied field was obtained for x = 0.03 composition at room temperature. Energy storage density was revealed ~1.53 J/cm3, and efficiency ~88.6% at 110 °C with a 100 kV/cm applied field. In addition, ceramic x = 0.03 was fatigue-free from 1 to 105 cycles. Hence, the composition x = 0.03 might be applicable for high energy storage devices.

Original languageEnglish
Pages (from-to)5681-5688
Number of pages8
JournalCeramics International
Volume46
Issue number5
DOIs
StatePublished - 1 Apr 2020

Keywords

  • Energy storage properties
  • Fatigue resistant
  • Lead-free ceramics
  • Perovskite
  • Relaxor ferroelectrics

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