Biosynthesized Metallic Nanoarchitecture for Photocatalytic Degradation of Emerging Organochlorine and Organophosphate Pollutants: A Review

ChemistrySelect, Journal Year: 2024, Volume and Issue: 9(14)

Published: April 5, 2024

Abstract The use of efficacious and cost‐effective pesticides (OP OC) has undoubtedly proven to be a blessing baron because these are safeguarding the world from food insecurity. Unfortunately, their presence in aquatic bodies brings about an upsurge water pollution. Amazingly, photocatalytic degradation approach utilizing biogenic nanoparticles (BNPs) is trendy state‐of‐the‐art been established sustainable methodology for complete mineralization contaminants into harmless molecules. Thus, this work holistically explores BNPs OP OC. Based on review, it was found that least amount time needed less than 5 minutes, while maximum efficiency >80 %. dominant radicals participating ⋅OH O 2 ⋅ radical dominance enhanced by oxygenated functional groups present entities employed biosynthesis BNPs. data fits pseudo‐first‐order Langmuir isotherm models (R > 0.9), which indicates main adsorption mechanisms involved during electron‐hole pair formation physisorption monolayer at surface can sustain % approximately cycles reusable up 8 cycles. It also revealed plants constitute 80 engaged BNP synthesis. Ultimately, offers novel avenues future research hotspots might accelerate agricultural wastewater management practices.

Language: Английский

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Photocatalytic Degradation of Maxilon Dye Pollutants using Nano‐Architecture Functional Materials: A Review

ChemistrySelect, Journal Year: 2024, Volume and Issue: 9(15)

Published: April 17, 2024

Abstract The most essential task in the twenty‐first century is to fight alarming growing pollution aquatic body which effluent of one colouring dye categories called maxilon a major contributor. This review thus specifically focuses on use nanoparticles (NPs) for photocatalytic degradation contaminants water bodies. work empirically presented performance evaluation NPs degrading dyes under light irradiation alongside underlying operational mechanism. stability was also critically analyzed by looking at regenerability and reusability expended NPs. From study, it discovered that ⋅OH O 2 ⋅ played vital role genesis oxidizing capacity breakdown dye. Moreover, found greater than 80 % shortest period < 1 hour with pseudo‐first‐order (PFO) being common kinetic best‐fit describe adsorption process occurred shortly before during operation. At end, knowledge gaps were identified area regenerability, lifecycle analyses nano‐photocatalyst fabrication utilization, cost analysis industrial scale‐up, ecotoxicological pathways. findings this study can open up insightful innovation readers industries are interested pursuing zero insecurity.

Language: Английский

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A review on sustainable photocatalytic degradation of agro-organochlorine and organophosphorus water pollutants using biogenic iron and iron oxide-based nanoarchitecture materials

Desalination and Water Treatment, Journal Year: 2024, Volume and Issue: 320, P. 100591 - 100591

Published: July 11, 2024

Sustainable accessibility and adequate availability of healthy water are preconditions for living effective uninterrupted ecological networking. However, the presence organic pollutants like organochlorine (OC) organophosphorus (OP) compounds in environment has led to continuous shrinkage percentage clean available humanity's basic needs. Interestingly, green nanoparticles biosynthesized using biogenic entities have recently emerged as an appealing choice photocatalytic degradation a wide range owing their eco-benignness. Particularly, iron-based (BIBNPs) demonstrated unique properties such ease fabrication, excellent regenerability, strong redox potential, ability absorb visible light, produce highly reactive oxygen species that can enhance efficiency low aggregation which beneficial remediation contaminants. The BIBNPs maintain stability reactivity under various environmental conditions makes them promising solution cleanup efforts. This review aims critically report empirically juxtapose iron oxide NPs spectrum OC OP aquatic environments. work also generously elucidates potential eco-benign recyclable photocatalysts complete mineralization OP. study pragmatically expounded mechanism presented frontiers future research directions circular economy, financial analysis, artificial intelligence integration, hybrid technology. It was discovered most prevalent end products were CO2 H2O, least amount time needed just five minutes, plant extract widely used bio-reductant bio-fabrication BIBNPs. greatest found be 100 % is testament superior efficacy

Language: Английский

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Current status and performance evaluation of emerging advanced remediation techniques for the removal of steroidal hormones in water

Environmental Chemistry and Ecotoxicology, Journal Year: 2024, Volume and Issue: 6, P. 315 - 337

Published: Jan. 1, 2024

Language: Английский

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Harvesting surface (interfacial) energy for tribocatalytic degradation of hazardous dye pollutants using nanostructured materials: A review

Journal of the Chinese Chemical Society, Journal Year: 2024, Volume and Issue: 71(9), P. 944 - 977

Published: July 2, 2024

Abstract Introduction Tribocatalysis, an emerging cutting‐edge technique that uses frictional mechanical energy to activate the catalytic operation of a reaction or material including nanomaterials has garnered interest research community in recent times. Aim This study aimed critically review original works directed toward tribocatalytic degradation various hazardous dye pollutants. Notably, this review, and their composites with outstanding tailored profiles are explored for efficiency In addition, effect operating factors importance engineers, industries, investors optimization purposes was pragmatically discussed. Also, electron trapping radical scavengers alongside mechanism empirically analyzed. Results From work, it found maximum >80% most cases at optimum temperature 20–40°C, time taken 0.5‐48 hours, stirring speed 500‐1000rmp. It discovered magnetic enhances production •OH, O 2 •, h+ by mechanistically responsible revealed expended tribocatalyst can be eluted mostly using H 2O reused up 3–10 times while still sustaining suggests industrial scalability eco‐friendliness potential approach. Conclusion end, challenges gaps pave way method improvement also serve as future hotspots researchers were presented.

Language: Английский

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Perovskite Oxides: Syntheses and Perspectives on Their Application for Nitrate Reduction

ACS Omega, Journal Year: 2024, Volume and Issue: 9(18), P. 19770 - 19785

Published: April 23, 2024

Over the decades, rise in nitrate levels ecosystem has posed a serious threat to continuous existence of humans, fauna, and flora. The deleterious effects increasing nitrates have led adverse health environmental implications form methemoglobinemia eutrophication, respectively. Different pathways/routes for syntheses perovskites their oxides were presented this review. In recent times, electrocatalytic reduction emerged as most utilized technique conversion into ammonia, an industrial feedstock. According published papers, efficiency various used achieved high Faradaic 98%. Furthermore, studies shown that there is need improve chemical stability during scale-up applications, well scalability applications.

Language: Английский

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Innovative techniques for combating a common enemy forever chemicals: A comprehensive approach to mitigating per- and polyfluoroalkyl substances (PFAS) contamination

Environmental Research, Journal Year: 2024, Volume and Issue: 261, P. 119719 - 119719

Published: Aug. 3, 2024

Language: Английский

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Origin, types, and contribution of emerging pollutants to environmental degradation and their remediation by physical and chemical techniques

Environmental Research, Journal Year: 2024, Volume and Issue: 257, P. 119369 - 119369

Published: June 6, 2024

Language: Английский

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Hydrothermal Valorization of Biomass Waste into Hydrochar Towards Circular Economy and Sustainable Adsorptive Dye Contaminants Clean-up: A Review

Desalination and Water Treatment, Journal Year: 2024, Volume and Issue: unknown, P. 100801 - 100801

Published: Sept. 1, 2024

Language: Английский

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Covalent organic frameworks and metal–organic frameworks for sustainable adsorptive removal/extraction of dirty dozen chemicals: A review

Journal of the Chinese Chemical Society, Journal Year: 2024, Volume and Issue: 71(9), P. 978 - 1007

Published: July 24, 2024

Abstract Dirty dozen chemicals (DDCs) are a group of 12 extremely toxic that were recognized at the Stockholm convention in 2001 for their severe impact on ecosystem and human health. Despite embargo restraint placed DDCs usage, these continue to find way into because they still secretly or openly applied by many nations, especially African regions. Moreover, can be perceived where have been employed previously before treaty due persistent profile. This study aimed critically review original works directed toward removal various dirty using covalent metal–organic frameworks (COFs MOFs). Specifically, this study, COFs/MOFs composites with remarkably tailored adsorptive profiles evaluated adsorption efficiency different DDCs. In addition, effect operating parameters importance environmentalists stakeholders optimization purposes was empirically discussed. also fills knowledge vacuums about COF/MOF‐DDCs process, offers insights reusability potential, fundamental mechanism, isotherm, kinetic modeling, framework future studies. Findings from revealed COF MOF high DDC capacity potential attributed admirable porosity existence plethora oxygen‐rich functional groups allow better interactions through chelation, halogen bonding, H‐bonding, π‐π stacking. points upscaling remediation technique. Future researchers need direct more efforts use density theory mechanism interpretation, exploration hybrid technology, cost analysis, scalability, thermodynamics, adsorption, desorption modeling.

Language: Английский

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