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In-detailed Investigation of Fe3O4 Powder Derived from Waste Toner Material for Supercapacitor Electrode Application

  • Pranav M. Jambhale
  • , Vijaykiran N. Narwade
  • , Mohammed Shariq
  • , Kashinath A. Bogle
  • , Mahendra D. Shirsat*
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

In the present investigations, we exhibit the efficacy of Fe3O4 as a supercapacitor electrode material. The working material Fe3O4 was acquired via recovering waste toner material from printers, followed by an annealing process and magnetic separation a few times to obtain the final product as Fe3O4. The obtained material is used in an electroactive manner and then deposited on a Ni-foam substrate to develop a supercapacitor electrode. A range of characterizations characterized the prepared electrodes' physicochemical characteristics and electrochemical investigations. Herewith, we have investigated the molarity effect of KOH electrolyte on the fabricated electrode. The specific capacitance of the electrode was found to be 363 F/g at 10 mV/s within the wide potential window of 1.4 V. Additionally, the electrochemical cyclic stability of the Fe3O4 electrode occurred to be 98 % after 1000 cycles. This shows recycled Fe3O4 still possesses good properties as electrode material for supercapacitor applications and may encourage repurposing waste toner to restrain electronic trash.

Original languageEnglish
Title of host publicationAIP Conference Proceedings
EditorsD. John Thiruvadigal, A. Karthigeyan, A. Naga Rajesh
PublisherAmerican Institute of Physics
Edition1
ISBN (Electronic)9780735449701
DOIs
StatePublished - 6 Jun 2024
Externally publishedYes
Event7th International Conference on Nanoscience and Nanotechnology, ICONN 2023 - Virtual, Online, India
Duration: 27 Mar 202329 Mar 2023

Publication series

NameAIP Conference Proceedings
Number1
Volume3170
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference7th International Conference on Nanoscience and Nanotechnology, ICONN 2023
Country/TerritoryIndia
CityVirtual, Online
Period27/03/2329/03/23

Bibliographical note

Publisher Copyright:
© 2024 American Institute of Physics Inc.. All rights reserved.

ASJC Scopus subject areas

  • General Physics and Astronomy

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