Recent Progress on Semiconductor Heterogeneous Photocatalysts in Clean Energy Production and Environmental Remediation

Catalysts, Journal Year: 2023, Volume and Issue: 13(7), P. 1102 - 1102

Published: July 14, 2023

Semiconductor-based photocatalytic reactions are a practical class of advanced oxidation processes (AOPs) to address energy scarcity and environmental pollution. By utilizing solar as clean, abundant, renewable source, this process offers numerous advantages, including high efficiency, eco-friendliness, low cost. In review, we present several methods construct various photocatalyst systems with excellent visible light absorption efficient charge carrier separation ability through the optimization materials design reaction conditions. Then it introduces fundamentals photocatalysis in both clean generation remediation. other parts, introduce approaches enhance activity by applying different strategies, semiconductor structure modification (e.g., morphology regulation, co-catalysts decoration, doping, defect engineering, surface sensitization, heterojunction construction) tuning optimizing conditions (such concentration, initial contaminant pH, temperature, intensity, charge-carrier scavengers). Then, comparative study on performance recently examined photocatalysts applied production remediation will be discussed. To realize these goals, H2 via water splitting, CO2 reduction value-added products, dye, drug photodegradation lessen toxic chemicals, presented. Subsequently, report dual-functional for simultaneous pollutant reactions. brief discussion about industrial economical applications is described. The follows introducing application artificial intelligence machine learning selection an innovative issues. Finally, summary future research directions toward developing significantly improved efficiency stability provided.

Language: Английский

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Biomass-derived activated carbon nanocomposites for cleaner production: A review on aspects of photocatalytic pollutant degradation

Journal of Cleaner Production, Journal Year: 2023, Volume and Issue: 419, P. 138181 - 138181

Published: July 25, 2023

Language: Английский

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An Overview of Photocatalytic Membrane Degradation Development

Materials, Journal Year: 2023, Volume and Issue: 16(9), P. 3526 - 3526

Published: May 4, 2023

Environmental pollution has become a worldwide issue. Rapid industrial and agricultural practices have increased organic contaminants in water supplies. Hence, many strategies been developed to address this concern. In order supply clean for various applications, high-performance treatment technology is required effectively remove inorganic contaminants. Utilizing photocatalytic membrane reactors (PMRs) shown promise as viable alternative process the wastewater industry due its efficiency, low cost, simplicity, environmental impact. PMRs are commonly categorized into two main categories: those with photocatalyst suspended solution immobilized in/on membrane. Herein, working fouling mechanisms membranes investigated; interplay of activity development prevention elucidated; significance photocatalysis such pore plugging cake layering thoroughly explored.

Language: Английский

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Enhancement strategies in CO2 conversion and management of biochar supported photocatalyst for effective generation of renewable and sustainable solar energy

Energy Conversion and Management, Journal Year: 2024, Volume and Issue: 300, P. 117987 - 117987

Published: Jan. 1, 2024

Language: Английский

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Photocatalytic degradation of tetracycline using a novel WO3–ZnO/AC under visible light irradiation: Optimization of effective factors by RSM-CCD

Environmental Pollution, Journal Year: 2024, Volume and Issue: 347, P. 123746 - 123746

Published: March 7, 2024

Language: Английский

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High-efficiency ternary CeO2/WO3/AC photocatalyst supported by biomass waste-derived activated carbon for efficient doxycycline photodegradation: Optimization of synthesis conditions and operational parameters

Materials Research Bulletin, Journal Year: 2024, Volume and Issue: 178, P. 112874 - 112874

Published: May 3, 2024

Language: Английский

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Synthesis of a novel biomass waste-based photocatalyst for degradation of high concentration organic pollutants under visible light: Optimization of synthesis condition and operational parameters via RSM-CCD

Surfaces and Interfaces, Journal Year: 2024, Volume and Issue: 49, P. 104400 - 104400

Published: April 23, 2024

Language: Английский

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Enhanced photocatalytic degradation of tetracycline using α-Fe2O3@TiO2- impregnated Mxene photocatalyst: Mechanism and optimization of process via RSM and ANN

Process Safety and Environmental Protection, Journal Year: 2024, Volume and Issue: 190, P. 1149 - 1163

Published: July 24, 2024

Language: Английский

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Synergistic degradation of metronidazole and penicillin G in aqueous solutions using AgZnFe2O4@chitosan nano-photocatalyst under UV/persulfate activation

Environmental Technology & Innovation, Journal Year: 2024, Volume and Issue: 35, P. 103724 - 103724

Published: June 26, 2024

In recent years, the persistence of pharmaceutical contaminants like metronidazole (MNZ) and penicillin G (PG) in water bodies has become a major environmental concern. The present research studied simultaneous degradation MNZ PG utilizing an AgZnFe2O4@Ch catalyst generated through co-precipitation technique as effective stimulator for persulfate (PS) existence UV light. structure was characterized using X-ray powder diffraction, Fourier transform infrared spectroscopy, Field emission scanning electron microscopy, vibrating-sample magnetometer, energy dispersive spectroscopy mapping. After 50 minutes reaction time under ideal operating conditions, which included 0.4 g/L catalyst, 4 mM PS, 5 mg/L PG, pH 5, highest 81.5 % 82.3 were obtained. Statistical parameters, including R2 values 0.985 0.981 indicate very good agreement between predicted observed values. Garson's method analysis revealed that PS dosage had greatest impact on degradation, while initial concentration exerted most significant influence degradation. Langmuir-Hinshelwood model surface rate constants (Kc) 0.954 (mg/L.min) adsorption equilibrium (KL-H) 0.032 (L/mg) both antibiotics, respectively. claimed mechanism illustrated by free radical scavenging studies, demonstrated SO•4- radicals main involved PG. A last investigation catalyst's regeneration it satisfactory chemical stability after five cycles usage approaches.

Language: Английский

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Photocatalytic degradation of drugs and dyes using a maching learning approach

RSC Advances, Journal Year: 2024, Volume and Issue: 14(13), P. 9003 - 9019

Published: Jan. 1, 2024

The waste management industry uses an increasing number of mathematical prediction models to accurately forecast the behavior organic pollutants during catalytic degradation.

Language: Английский

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