A lead-free and high-energy density ceramic for energy storage applications

  • Tatiana M. Correia
  • , Mark McMillen
  • , MacIej K. Rokosz
  • , Paul M. Weaver
  • , John M. Gregg
  • , Giuseppe Viola
  • , Markys G. Cain

Research output: Contribution to journalArticlepeer-review

Abstract

In this work, we demonstrate a very high-energy density and high-temperature stability capacitor based on SrTiO3-substituted BiFeO3 thin films. An energy density of 18.6 J/cm3 at 972 kV/cm is reported. The temperature coefficient of capacitance (TCC) was below 11% from room temperature up to 200°C. These results are of practical importance, because it puts forward a promising novel and environmentally friendly, lead-free material, for high-temperature applications in power electronics up to 200°C. Applications include capacitors for low carbon vehicles, renewable energy technologies, integrated circuits, and for the high-temperature aerospace sector.

Original languageEnglish
Pages (from-to)2699-2702
Number of pages4
JournalJournal of the American Ceramic Society
Volume96
Issue number9
DOIs
Publication statusPublished - Sep 2013
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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