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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Biosynthesis of silver nanoparticles as a reliable alternative for the catalytic degradation of organic dyes and antibacterial applications

Current Research in Green and Sustainable Chemistry, Journal Year: 2024, Volume and Issue: 8, P. 100408 - 100408

Published: Jan. 1, 2024

Water bodies are being threatened continuously by various anthropogenic pollutants such as organic dyes and bacteria which led to scarcity of fresh water suitable for drinking irrigation. Therefore, different treatment methods have been implemented before the discharge contaminated wastewater into bodies. In this report, green-synthesized silver nanoparticles (AgNPs) were evaluated in degradation bacterial decontamination. The S. costus root aqueous extract was used an environmentally benign reducing agent biosynthesis AgNPs. synthetic procedure optimized terms parameters, several analytical techniques thoroughly characterize prepared nanocomposites including TEM, SEM, EDX, DLS, XRD, FTIR, UV/Vis, photoluminescence, TGA. spherical, monodisperse, colloidally thermally stable, crystalline nature. efficiency biogenic AgNPs catalysts against six structurally diverse dyes. These included methylene blue, phenol red, methyl orange, Congo orange G safranin O. Moreover, applicability antibacterial agents tested K. pneumoniae, aureus, haemolyticus E. faecalis where zones growth inhibition, MIC MBC values determined each bacterium. Overall, biosynthesized remarkable discoloration hazardous displayed notable potency Gram-positive Gram-negative bacteria.

Language: Английский

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Advanced nanomaterials and dendrimers in water treatment and the recycling of nanomaterials: A review

Journal of environmental chemical engineering, Journal Year: 2024, Volume and Issue: 12(3), P. 112643 - 112643

Published: March 29, 2024

Herein an extensive review of the use nanomaterials and dendrimers for water treatment is presented. The included in tackling various challenges, including achieving dye removal, antibacterial effects, photocatalysis, heavy metal nanomaterial recycling, nanowaste removal. highlights existing literature bottlenecks suggests potential remedies, with a focus on availability low-cost, recyclable, bimetallic nanomaterials. Moreover, significance taking into account practical sample collection analysis, such as industrial effluents samples analysis. provides valuable insights advances development nanomaterial-based technologies by critically examining research.

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 covalent organic frameworks with Mult-site functional groups as superior adsorbents for adsorptive sequestration of radio-contaminants

Journal of Organometallic Chemistry, Journal Year: 2024, Volume and Issue: 1015, P. 123226 - 123226

Published: June 5, 2024

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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Functionalization of cotton fabric using the biogenic synthesized silver nanoparticles for enhanced dye reduction and antimicrobial efficiency: Response surface methodology

International Journal of Biological Macromolecules, Journal Year: 2025, Volume and Issue: unknown, P. 141853 - 141853

Published: March 1, 2025

Language: Английский

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A comprehensive review on the sequestration of dyes from aqueous media using maize-/corn-based adsorbents

Water Practice & Technology, Journal Year: 2023, Volume and Issue: 18(12), P. 3065 - 3108

Published: Nov. 29, 2023

Abstract Corn or maize (Zea mays L.) is the most significant grain crop worldwide after wheat and rice. It widely cultivated consumed as food, feed, industrial raw material, along with emission of a large quantity corn waste. Such abundant, renewable, cheap wastes unique chemical compositions can be efficiently converted into adsorbents for elimination dye-contaminated water. This article represents an extensive review use corn/maize waste-derived sequestration dyes from aqueous media. study addressed utilization residues, including cob, stalk, straw, husk, silk, precursors adsorbents. The adsorption behaviour, mechanism, regeneration studied adsorbent/dye systems were identified. was observed that common forms corn/maize-derived have been utilized include biosorbents, biochars, activated carbons, composites. highest capacity (1,682.7 mg/g) dye (methylene blue) obtained using husk composite-based adsorbent. Important findings future ideas are finally mentioned corn/maize-based materials their application removal.

Language: Английский

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Conducting dyes as electro-active monomers and polymers for detecting analytes in biological and environmental samples

Heliyon, Journal Year: 2023, Volume and Issue: 9(9), P. e19943 - e19943

Published: Sept. 1, 2023

Currently, electrochemical sensors are regarded as an efficient tool for the biological and environmental sensing. Electrochemical sensors, such voltammetric, amperometric, impedimetric have gained great attention due to their simplicity, sensitivity, selectivity. The performance of these could be enhanced by surface engineered nano/micro structured materials with conducting dyes/redox species. In this review, a focus has been put on redox-active dyes because electronic, optical, electrochromic, conductivity properties. mechanisms oxidation subsequent polymerization different at electrodes studied. Additionally, role in catalyzing or reduction target analytes surfaces also highlighted. were used probes detecting various samples. Overall, considered promising polymers assessment many drugs, pesticides, surfactants, heavy metal ions.

Language: Английский

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