Insights into the Electronic Properties of Coumarins: A Comparative Study Synthesis and Characterization of Fe2O3/Mn2O3 Magnetic Nanocomposites for the Photocatalytic Degradation of Methylene Blue

  • N. K.A. Dwijendra
  • , I. Patra
  • , M. J. Ansari
  • , N. Saadoon
  • , Z. I. Al Mashhadani
  • , N. H. Obaid
  • , R. Sivaraman
  • , T. Alawsi
  • , A. H. Jabbari
  • , Y. F. Mustafa

Research output: Contribution to journalArticlepeer-review

27 Scopus citations

Abstract

In this paper, ferromagnetic Fe2O3/Mn2O3 nanocomposites (Fe@Mn-1 and Fe@Mn-2) were synthesized and characterized using Fourier transform infrared (FT-IR) spectroscopy, X-ray diffraction (XRD), a vibrating sample magnetometer (VSM), and transmission electron microscope (TEM). Fe@Mn-1 and Fe@Mn-2 nanocomposites were successfully synthesized and they exhibited ferromagnetic properties at room temperature and magnetic saturation of 6.48 and 9.24 emu g-1, respectively. In addition, photocatalytic activities of Fe@Mn-1 and Fe@Mn-2 were studied by the degradation of methylene blue (MB) by applying H2O2 under visible light irradiation. The effects of important parameters on the MB degradation were evaluated, and the results exhibited the best photocatalytic activity within 45 min due to the very small crystallite sizes of Fe@Mn-1 (98%) and Fe@Mn-2 (97%).

Original languageEnglish
Pages (from-to)437-447
Number of pages11
JournalPhysical Chemistry Research
Volume11
Issue number2
DOIs
StatePublished - 2022
Externally publishedYes

Keywords

  • Degradation
  • Methylene blue
  • Nanocomposites
  • Photocatalysts

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