Pulsed laser ablation-mediated facile fabrication of MoO3/TiO2/rGO nanocomposite as a photocatalyst for dye degradation

Amal L. Al-Otaibi, Khaled A. Elsayed*, Abdullah A. Manda, Shamsuddeen A. Haladu, Umar Ibrahim Gaya, Filiz Ercan, T. S. Kayed, Emre Çevik, Umar Alhajri, İsmail Ercan, Q. A. Drmosh, A. Elhassan

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

In this work, for the first time, the MoO3/TiO2/rGO nanocomposites with different weight ratios of rGO (0%, 5%, 10%, and 20%) were fabricated using pulsed laser ablation technique. The as-fabricated nanocomposites were employed for photodegradation of Methylene Blue (MB) under UV light irradiation. The morphological, structural, and chemical properties of the fabricated photocatalysts were characterized using XRD, TEM, SEM, UV-DRS, XPS, FTIR, TGA, DSC, and PL. Comparative experimental studies displayed that MoO3/TiO2/rGO nanocomposites fabricated with 5% rGO showed the highest photocatalytic degradation (95%) of MB under UV irradiation. This superior photocatalytic performance could be ascribed to the narrow bandgap of the fabricated nanocomposites as well as the synergistic effect of the three components.

Original languageEnglish
Article number110156
JournalOptics and Laser Technology
Volume170
DOIs
StatePublished - Mar 2024

Bibliographical note

Publisher Copyright:
© 2023 Elsevier Ltd

Keywords

  • Methylene blue
  • MoO/TiO/rGO nanocomposite
  • Nanomaterials
  • Photodegradation
  • Pulsed laser ablation

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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