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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Facile synthesis of direct Z-scheme PPy/NH2-UiO-66 heterojunction for enhanced photocatalytic Cr(VI) reduction, industrial electroplating wastewater treatment, and tetracycline degradation

Applied Catalysis B Environment and Energy, Journal Year: 2023, Volume and Issue: 344, P. 123669 - 123669

Published: Dec. 28, 2023

Language: Английский

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The synergistic effect of surface vacancies and heterojunctions for efficient photocatalysis: A review

Separation and Purification Technology, Journal Year: 2023, Volume and Issue: 325, P. 124636 - 124636

Published: July 20, 2023

Language: Английский

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Distinguishing between type II and S-scheme heterojunction materials: A comprehensive review

Applied Surface Science Advances, Journal Year: 2023, Volume and Issue: 19, P. 100536 - 100536

Published: Dec. 28, 2023

In the evolving field of photocatalysis, heterojunction photocatalysts, especially Type II and S-scheme, latter being also known as direct-Z scheme heterojunctions, are gaining increasing recognition for their pivotal role in enhancing photocatalytic efficiency. These characterized by similar band alignments but distinct charge transfer mechanisms, play a crucial facilitating enhanced separation transfer. This comprehensive review delves into experimental methodologies essential characterizing these with focus on understanding unique mechanisms. Key methods such Electron Spin Resonance (ESR), radical trapping experiments, Photoluminescence (PL) probing, Nitro Blue Tetrazolium (NBT) transformation, Surface Photovoltage Spectroscopy (SPS), photodeposition metals, in-situ X-ray Photoelectron (in-situ XPS) analysis discussed detail. Each technique is presented necessary guidelines accompanying information to ensure appropriate effective use pinpointing specifics processes. The concludes that right selection techniques mechanism staggered type heterojunctions achieving further advancements photocatalysis.

Language: Английский

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Simplified synthesis of direct Z-scheme Bi2WO6/PhC2Cu heterojunction that shows enhanced photocatalytic degradation of 2,4,6-TCP: Kinetic study and mechanistic insights

Journal of Hazardous Materials, Journal Year: 2023, Volume and Issue: 459, P. 132065 - 132065

Published: July 15, 2023

Language: Английский

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A review on development and modification strategies of MOFs Z-scheme heterojunction for photocatalytic wastewater treatment, water splitting, and DFT calculations

Heliyon, Journal Year: 2024, Volume and Issue: 10(13), P. e32861 - e32861

Published: June 13, 2024

Increasing water pollution and decreasing energy reserves have emerged as growing concerns for the environment. These pollutions are due to dangerous effects of numerous pollutants on humans aquatic organisms, such hydrocarbons, biphenyls, pesticides, dyes, pharmaceuticals, metal ions. On other hand, need a clean environment, finding alternatives fossil renewable fuels is very important. Hydrogen (H2) regarded viable promising substitute fuels, range methodologies been devised generate this particular source energy. Metal-organic frameworks (MOFs) new generation nanoporous coordination polymers whose crystal structure composed juxtaposition organic inorganic constituent units. Due their flexible nature, regular structure, high surface area, these materials attracted much attention removing various from wastewater, splitting. MOFs Z-scheme heterojunctions identified an economical eco-friendly method eliminating wastewater systems, produce H2. Their low-cost synthesis unique properties increase application in environment fields. The possess diverse properties, exceptional making them ideal degradation separation. development formulation photocatalytic system using MOFs, which stable potent redox capability, has successful approach addressing environmental shortages recent times. Through utilization benefits offered by photocatalysts, efficient separation migration charge carriers, extensive spectrum light absorption, among advantages, notable enhancements can be attained. This review encompasses techniques, heterojunctions, use treating wastewaters, including heavy metals, Also, it provides overview mechanisms, pathways, theoretical practical aspects heterojunctions. Finally, thoroughly assesses existing challenges suggests further research applications industrial-scale treatment.

Language: Английский

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Insights into nitrogen-doped BiOBr with oxygen vacancy and carbon quantum dots photocatalysts for the degradation of sulfonamide antibiotics: Actions to promote exciton dissociation and carrier migration

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 492, P. 152449 - 152449

Published: May 21, 2024

Language: Английский

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Integration of Bi2WO6 nanoparticles onto SrTiO3 microflowers for efficient solar light-driven photocatalytic cefixime degradation and hexavalent chromium reduction

Inorganic Chemistry Communications, Journal Year: 2025, Volume and Issue: unknown, P. 114063 - 114063

Published: Feb. 1, 2025

Language: Английский

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Reasonable decoration of CuO/Cd0.5Zn0.5S nanoparticles onto flower-like Bi5O7I as boosted step-scheme photocatalyst for reinforced photodecomposition of bisphenol A and Cr(VI) reduction in wastewater

Journal of Environmental Management, Journal Year: 2023, Volume and Issue: 348, P. 119302 - 119302

Published: Oct. 21, 2023

Language: Английский

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Superwetting stainless steel mesh decorated with TCPP-doped UiO-66-NH2 with enhanced gravity-driven oil–water separation and visible-light-driven sterilization performance

Applied Surface Science, Journal Year: 2023, Volume and Issue: 638, P. 157993 - 157993

Published: July 8, 2023

Language: Английский

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