A reconfigurable rectified flexible energy harvester via solid-state single crystal grown PMN-PZT

Geon Tae Hwang, Joonseok Yang, Seong Ho Yang, Ho Yong Lee, Minbok Lee, Dae Yong Park, Jae Hyun Han, Seung Jun Lee, Chang Kyu Jeong, Jaeha Kim, Kwi Il Park, Keon Jae Lee

Research output: Contribution to journalArticlepeer-review

120 Scopus citations

Abstract

A single crystal Pb(Mg1/3Nb2/3)O3-Pb(Zr,Ti)O3 (PMN-PZT) energy harvester is demonstrated by solid-state crystal growth and an optimized delamination process. The flexible harvester generates an output voltage of 100 V and a current of 20 μA. The advanced reconfigurable rectifying circuit enhanced conversion efficiency of the PMN-PZT harvester is compared to conventional rectifier. Finally, a self-powered military boot is fabricated using the harvester as a demonstration of use in operating consumer electronics.

Original languageEnglish
Article number1500051
JournalAdvanced Energy Materials
Volume5
Issue number10
DOIs
StatePublished - 1 May 2015

Keywords

  • piezoelectric energy harvesters
  • reconfigurable rectifying circuits
  • self-powered systems
  • solid-state single crystal growth

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