Synergistic effect from integrated palm oil biomass biochar enhanced nanoplate bismuth oxybromide for fluoroquinolone photodegradation under xenon light irradiation

Daud, Nurul Ain and Rithwan, Ahmad Fadhil and Sagadevan, Suresh and Salaeh, Subhan and Adnan, Rohana and Imam, Saifullahi Shehu and Kaus, Noor Haida Mohd (2024) Synergistic effect from integrated palm oil biomass biochar enhanced nanoplate bismuth oxybromide for fluoroquinolone photodegradation under xenon light irradiation. Journal of Materials Science-Materials in Electronics, 35 (24). p. 1653. ISSN 0957-4522, DOI https://doi.org/10.1007/s10854-024-13361-2.

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Official URL: https://doi.org/10.1007/s10854-024-13361-2

Abstract

Researchers have explored promising approaches to address the antibiotic-contaminated water using low-cost biochar-based composites with enhanced photocatalytic activity. They prepared biochar from oil palm waste and combined it with BiOBr to form BiOBr/OPBC composites for ciprofloxacin degradation. The analysis confirmed the successful integration of high-purity, high-surface-area BiOBr with the oil palm empty fruit bunches (OPEFB) at a 1:0.5 ratio. The incorporation of OPBC has significantly improved the performance under visible light for the removal of ciprofloxacin by surpassing that of both pristine BiOBr and OPEFB. Optimized BiOBr/OPBC has achieved a threefold higher photodegradation rate for ciprofloxacin than pure BiOBr. The degradation by optimized composite was observed by the kinetic model of Langmuir-Hinshelwood which quantifies a rate constant, k of 0.0126 min-1. These findings pave the way to investigate the optimizing photocatalysts using biochar from various biomass sources for efficient antibiotic pollutant removal.

Item Type: Article
Funders: Universiti Sains Malaysia (R501 - LR- RND003 -0000000745-0000)
Subjects: Q Science > QC Physics
T Technology > TK Electrical engineering. Electronics Nuclear engineering
Divisions: Deputy Vice Chancellor (Research & Innovation) Office > Nanotechnology & Catalysis Research Centre
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 05 Feb 2025 08:35
Last Modified: 05 Feb 2025 08:35
URI: http://eprints.um.edu.my/id/eprint/47546

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