A Review of Synthesis and Applications of Al2O3 for Organic Dye Degradation/Adsorption

• Published in: Molecules (Basel, Switzerland) Vol. 28; no. 23; p. 7922
• Main Authors: Rajendran, Sundarakannan, Palani, Geetha, Shanmugam, Vigneshwaran, Trilaksanna, Herri, Kannan, Karthik, Nykiel, Marek, Korniejenko, Kinga, Marimuthu, Uthayakumar
• Format: Journal Article
• Language: English
• Published: Basel MDPI AG 01-12-2023
• Subjects: Adsorption; Al2O3; Alumina; Contamination; dye adsorption; dye degradation; dye-sensitized solar cells; Dyes; environmental applications; Groundwater; Hazardous materials; Mineralization; Nanoparticles; Oxidation; Photocatalysis; Pollutants; Pollution; sustainable development
• ISSN: 1420-3049; 1420-3049
• DOI: 10.3390/molecules28237922

This comprehensive review investigates the potential of aluminum oxide (Al2O3) as a highly effective adsorbent for organic dye degradation. Al2O3 emerges as a promising solution to address environmental challenges associated with dye discharge due to its solid ceramic composition, robust mechanical properties, expansive surface area, and exceptional resistance to environmental degradation. The paper meticulously examines recent advancements in Al2O3-based materials, emphasizing their efficacy in both organic dye degradation and adsorption. Offering a nuanced understanding of Al2O3’s pivotal role in environmental remediation, this review provides a valuable synthesis of the latest research developments in the field of dye degradation. It serves as an insightful resource, emphasizing the significant potential of aluminum oxide in mitigating the pressing environmental concerns linked to organic dye discharge. The application of Al2O3-based catalysts in the photocatalytic treatment of multi-component organic dyes necessitates further exploration, particularly in addressing real-world wastewater complexities.