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Perovskite methylammonium lead bromide incorporated poly(vinylidene fluoride) composite for flexible cantilever based self-powered vibration sensor

  • Ayesha Sultana
  • , Md Mehebub Alam
  • , Krittish Roy
  • , Priyabrata Sadhukhan
  • , Sachindranath Das
  • , Subrata Sarkar
  • , Tapas Ranjan Middya
  • , Dipankar Mandal
  • Jadavpur University
  • Institute of Nano Science and Technology

Research output: Contribution to journalArticlepeer-review

Abstract

The development of a new kind of self-powered vibration sensor (SPVS) with cantilever structure made with polymeric piezoelectric material for low frequency vibrations detection is demonstrated. Methylammonium lead bromide (MAPB) particles incorporated poly(vinylidene fluoride) (PVDF) composite film exhibiting significant yield of piezoelectric β-phase and outstanding flexibility that resulting superior mechanical energy harvesting behaviour. The composite films also possess relatively increased dielectric constant than PVDF film. The resonance frequency and amplitude of damping vibrations have been determined utilizing the output voltage of the SPVS without any power source. Thus, SPVS might be useful in detecting low frequency vibrations in self-powered mode.

Original languageEnglish
Article number115709
JournalMaterials Research Express
Volume6
Issue number11
DOIs
Publication statusPublished - 18 Oct 2019
Externally publishedYes

Keywords

  • low frequency
  • perovskite
  • piezoelectric
  • self-powered
  • vibration sensor

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