Green synthesis of Co3O4 nanoparticles and their applications in thermal decomposition of ammonium perchlorate and dye-sensitized solar cells

Research output: Contribution to journalJournal articlepeer-review

Abstract

In this paper, we report on the green synthesis of cobalt oxide nanoparticles (Co3O4 NPs) using leaves extract of plant Calotropis gigantea and characterize by X-ray diffraction (XRD), UV-vis spectroscopy, scanning electron microscopy (SEM), transmission electron microscopy (TEM) and energy dispersive X-ray spectroscopy (EDX). The green synthesized Co3O4 NPs showed excellent catalytic effect on the thermal decomposition of ammonium perchlorate (AP) and burning rate of composite solid propellants (CSPs). Kinetics of slow and rapid thermal decomposition has been investigated by isoconversional and ignition delay methods, respectively. Moreover, the electrocatalytic performance of green synthesized Co3O4 NPs in dye-sensitized solar cells (DSSC) has also been evaluated. The cyclic voltametry measurement shows good electrocatalytic activity of Co3O4 NPs toward the reduction of I3- to I- ions.

Original languageEnglish
Pages (from-to)181-188
Number of pages8
JournalMaterials Science and Engineering: B
Volume193
Issue numberC
DOIs
StatePublished - 2015.07.1

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Ammonium perchlorate
  • Burning rate catalyst
  • Composite solid propellant
  • DSSC
  • Green synthesis

Quacquarelli Symonds(QS) Subject Topics

  • Materials Science
  • Engineering - Mechanical
  • Physics & Astronomy

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