Highly-efficient, flexible piezoelectric PZT thin film nanogenerator on plastic substrates

Kwi Il Park, Jung Hwan Son, Geon Tae Hwang, Chang Kyu Jeong, Jungho Ryu, Min Koo, Insung Choi, Seung Hyun Lee, Myunghwan Byun, Zhong Lin Wang, Keon Jae Lee

Research output: Contribution to journalArticlepeer-review

739 Scopus citations

Abstract

A highly-efficient, flexible piezoelectric PZT thin film nanogenerator is demonstrated using a laser lift-off (LLO) process. The PZT thin film nanogenerator harvests the highest output performance of ∼200 V and ∼150 μA·cm-2 from regular bending motions. Furthermore, power sources generated from a PZT thin film nanogenerator, driven by slight human finger bending motions, successfully operate over 100 LEDs.

Original languageEnglish
Pages (from-to)2514-2520
Number of pages7
JournalAdvanced Materials
Volume26
Issue number16
DOIs
StatePublished - 23 Apr 2014

Keywords

  • energy harvesting
  • laser lift-off
  • piezoelectric
  • PZT
  • thin film nanogenerator

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