Titanium Dioxide as the Most Used Photocatalyst for Water Purification: An Overview

Catalysts, Год журнала: 2022, Номер 13(1), С. 26 - 26

Опубликована: Дек. 24, 2022

Titanium dioxide (TiO2), one of the most frequently used materials in general, has emerged as an excellent photocatalytic material for environmental applications. In this review, principles and mechanisms activity TiO2 have been analyzed. Structural physical specificities nanoparticles, such morphology, crystal structure, electronic optical properties, considered context A review influence several factors, type dimensions photocatalyst particles, pH solution, oxidants/electron acceptors, light intensity on properties TiO2, provided. Superhydrophilicity intrinsic property surface was discussed through reconstruction during reversible hydrophilic changes. Additionally, attention paid to improving particles aggregation agglomeration.

Язык: 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, Год журнала: 2023, Номер 419, С. 138181 - 138181

Опубликована: Июль 25, 2023

Язык: Английский

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Pharmaceuticals in wastewater and their photocatalytic degradation using nano-enabled photocatalysts

Journal of Water Process Engineering, Год журнала: 2023, Номер 54, С. 103880 - 103880

Опубликована: Июнь 16, 2023

Pharmaceuticals in the concentration range of hundreds ng/L to μg/L occur wastewater and end up surface water, groundwater agricultural land where they cause various health risks. These pollutants are classified as emerging cannot be efficiently removed by conventional treatment processes. The use nano-enabled photocatalysts removal pharmaceuticals aquatic systems has recently received research attention owing their enhanced properties effectiveness. industrial scale application photocatalytic technology is still limited. A comprehensive review on from real using therefore necessary. This paper reviews literature occurrence, fate, nano-sized strategies wastewater. Modifications through doping, deposition supports, introducing magnetic character enhance efficiency recyclability were discussed. synthetic routes influence physical chemical which can either or inhibit benefits degradation include easy recycling exhibit excellent stability, used for several cycles. Going forward, should focus on: (1) elucidation photodegradation mechanisms, (2) at remove multiple pharmaceutical compounds, (3) regeneration, disposal particularly towards large application, (4) life cycle assessment synthesis (5) lowering cost improving efficiency, (6) investigating toxicity intermediates photocatalyst environment.

Язык: Английский

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A comparative review of the adsorption and photocatalytic degradation of tetracycline in aquatic environment by g-C3N4-based materials

Journal of Water Process Engineering, Год журнала: 2023, Номер 55, С. 104150 - 104150

Опубликована: Авг. 24, 2023

Язык: Английский

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The use of chitosan-based composites for environmental remediation: A review

International Journal of Biological Macromolecules, Год журнала: 2023, Номер 242, С. 124787 - 124787

Опубликована: Май 17, 2023

Язык: Английский

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Design and optimization of TiO2-based photocatalysts for efficient removal of pharmaceutical pollutants in water: Recent developments and challenges

Journal of Water Process Engineering, Год журнала: 2023, Номер 57, С. 104597 - 104597

Опубликована: Дек. 12, 2023

Язык: Английский

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Recent advances over the doped g-C3N4 in photocatalysis: A review

Coordination Chemistry Reviews, Год журнала: 2024, Номер 522, С. 216227 - 216227

Опубликована: Сен. 19, 2024

Язык: Английский

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Revolutionizing photocatalysis: Unveiling efficient alternatives to titanium (IV) oxide and zinc oxide for comprehensive environmental remediation

Journal of Water Process Engineering, Год журнала: 2024, Номер 62, С. 105369 - 105369

Опубликована: Апрель 27, 2024

Язык: Английский

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Hydrogel-based materials as antibacterial agents and super adsorbents for the remediation of emerging pollutants: A comprehensive review

Emerging contaminants, Год журнала: 2024, Номер 10(3), С. 100336 - 100336

Опубликована: Март 29, 2024

Hydrogels have various potential applications due to their unique characteristics and recently, hydrogels been utilized as adsorbents in wastewater treatment because of ability remove contaminants from water. Constructing strong with high adsorption capabilities is crucial for effective treatment. Scientists researchers are working improve the properties by incorporating inorganic elements into polymer networks, which further reduces costs well simplifies preparation. Natural polymers like starch alginate widespread economic biological advantages, such biodegradability, biocompatibility, reduced toxicity, environmental friendliness, low cost. The pollutants onto use antimicrobial agents has garnered significant attention. This review paper summarizes latest studies on using endocrine-disrupting chemicals (EDCs), persistent organic (POPs), other emerging water environments along agents. In first step, different classes characterization techniques discussed. Next elaborated understand how these can be a candidate activities. While discussing application hydrogels, isothermal, kinetics thermodynamics models discussed highlight mechanism nature forces involved pollutants. Further simulations DFT MD get more holistic understanding hydrogels. A limited number Monte Carlo computational fluid dynamics (CFD) so it important explore variety methods gain comprehensive process

Язык: Английский

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Harnessing visible light: enhancing TiO2 photocatalysis with photosensitizers for sustainable and efficient environmental solutions

Frontiers in Chemical Engineering, Год журнала: 2024, Номер 6

Опубликована: Фев. 2, 2024

The emerging field of using titanium dioxide (TiO 2 )-based photosensitizers for enhancing photocatalytic removal thiazine dyes such as methylene blue (MB) from water has long been recognized its exceptional properties, making it an attractive material environmental remediation and energy conversion. However, wide bandgap limits responsiveness to visible light. As such, the utilization TiO -based dyes, presents a promising avenue diverse applications. In addressing dual challenges pollution harnessing sustainable sources, this review focuses on their subsequent application materials. Thiazine ubiquitous in industrial effluents, pose concerns due persistence potential toxicity. Conversely, innovative approach involves employing materials photocatalysts, utilizing unique properties enhance light absorption. Studies have shown that beyond conventional role colorants, they can serve effective when coupled with . This tandem not only facilitates elimination MB, but also augments improvement performance synergy between dye sensitizers enhances overall efficiency processes like degradation splitting. Dye sensitizers, acting absorbers, efficiently transfer , thereby promoting electron generating reactive oxygen species (ROS). These ROS, turn, initiate chemical reactions, rendering valuable applications wastewater treatment, solar conversion, remediation. is crucial acknowledge drawbacks associated including toxicity non-biodegradability. Consequently, careful consideration must be given disposal. Therefore, manuscript delves into comprehensive exploration photosensitizers, shedding efficacy various removal.

Язык: Английский

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