Flexible pyroelectric nanogenerators using a composite structure of lead-free KNbO3 nanowires

Ya Yang, Jong Hoon Jung, Byung Kil Yun, Fang Zhang, Ken C. Pradel, Wenxi Guo, Zhong Lin Wang

Research output: Contribution to journalArticlepeer-review

254 Scopus citations

Abstract

Pyroelectric nanogenerators fabricated using a lead-free KNbO3 nanowire-PDMS polymer composite are reported for the first time. The voltage/current output of the nanogenerators can be controlled by electric fields and enhanced by increasing the rate of change in temperature. The fabricated nanogenerators can be used to harvest energy from sunlight illumination and have potential applications in self-powered nanodevices and nanosystems.

Original languageEnglish
Pages (from-to)5357-5362
Number of pages6
JournalAdvanced Materials
Volume24
Issue number39
DOIs
StatePublished - 9 Oct 2012

Keywords

  • KNbO
  • nanogenerators
  • nanowires
  • pyroelectric materials

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