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Mn–Zn–ferrite PVDF composite material as electromagnetic pollution reducer

Soumyaditya Sutradhar*, Madhumita Mukhopadhyay

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

This work has investigated the electromagnetic interference shielding effectiveness (EMI-SE) of Mn–Zn–ferrite–Poly(vinylidene fluoride) (MZF-PVDF) composites in the microwave/GHz frequency range. The modulation of EMI-SE of MZF-PVDF composite structures was observed due to the variation of MZF nanofillers weight percentage inside the matrix of PVDF. The polycrystalline phase of MZF-PVDF composite structures was identified by X-ray diffraction (XRD) analysis. The presence of polar β-phase of PVDF matrix in the MZF-PVDF composite structures was observed and estimated by the FTIR analysis. The variation of magnetization as a function of applied magnetic field shows a maximum magnetization of 15.8 emu/g of MZF-PVDF composite materials, whereas the variation of dielectric permittivity due to the formation of MZF-PVDF interfaces inside PVDF matrix was observed in the frequency dependent dielectric response study. The high value of SE of nearly −32 dB at a matching frequency of 11.5 and 14 GHz has been observed for MZF-PVDF composites and this high SE of MZF-PVDF composites makes them most efficient candidate for the fabrication of lightweight, flexible, laminated electromagnetic pollution reducer (EPR).
Original languageEnglish
Title of host publicationAdvances in Medical Physics and Healthcare Engineering
Subtitle of host publicationProceedings of AMPHE 2020
EditorsMoumita Mukherjee, J. K. Mandal, Siddhartha Bhattacharyya, Christian Huck, Satarupa Biswas
Place of PublicationSingapore
PublisherSpringer Nature Singapore
Pages277-288
Number of pages12
ISBN (Electronic)9789813369153
ISBN (Print)9789813369146
DOIs
Publication statusPublished - 17 Jun 2021
EventAdvances in Medical Physics and Healthcare Engineering 2020 - Adamas University, Kolkata, India
Duration: 25 Sept 202026 Sept 2020
https://science.adamasuniversity.ac.in/amphe2020/#1568796496215-a9ad091c-7baa

Publication series

NameLecture Notes in Bioengineering
ISSN (Print)2195-271X
ISSN (Electronic)2195-2728

Conference

ConferenceAdvances in Medical Physics and Healthcare Engineering 2020
Abbreviated titleAMPHE 2020
Country/TerritoryIndia
CityKolkata
Period25/09/2026/09/20
Internet address

Keywords

  • PVDF
  • Dielectric polarization
  • EMI shielding effectiveness

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