Bio-Inspired Synthesis of Carbon-Based Nanomaterials and Their Potential Environmental Applications: A State-of-the-Art Review

Inorganics, Journal Year: 2022, Volume and Issue: 10(10), P. 169 - 169

Published: Oct. 10, 2022

Providing safe drinking water and clean is becoming a more challenging task all around the world. Although some critical issues limits remain unsolved, implementing ecologically sustainable nanomaterials (NMs) with unique features, e.g., highly efficient selective, earth-abundance, renewability, low-cost manufacturing procedures, stability, has become priority. Carbon nanoparticles (NPs) offer tremendous promise in sectors of energy environment. However, series far friendly synthesis techniques based on natural, renewable, less expensive waste resources must be explored. This will reduce greenhouse gas emissions harmful material extraction assist development green technologies. The progress achieved previous 10 years fabrication novel carbon-based NMs utilizing materials as well natural precursors reviewed this article. Research NPs their production using naturally occurring focuses review research. Water treatment purification carbon NMs, notably for industrial pharmaceutical wastes, shown significant potential. area enhanced carbonaceous methods, nano-sorbents wastewater, water, groundwater treatment, ionic metal removal from aqueous environments. Discussed are latest developments challenges environmentally graphene quantum dot NMs.

Language: Английский

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Green synthesis of silver nanoparticles and its environmental sensor ability to some heavy metals

BMC Chemistry, Journal Year: 2024, Volume and Issue: 18(1)

Published: Jan. 6, 2024

Abstract This study marks a pioneering effort in utilizing Vachellia tortilis subsp. raddiana (Savi) Kyal. & Boatwr., (commonly known as acacia ) leaves both reducing and stabilizing agent the green “eco-friendly” synthesis of silver nanoparticles (AgNPs). The research aimed to optimize AgNPs process by investigating influence pH, temperature, extract volume, contact time on reaction rate resulting AgNPs' morphology well discuss potential detecting some heavy metals. Various characterization methods, such UV–vis spectroscopy, X-ray diffraction (XRD), scanning electron microscopy (SEM), infrared spectroscopy (IR), Zeta sizer, EDAX, transmitting (TEM), were used thoroughly analyze properties synthesized AgNPs. XRD results verified successful production with crystallite size between 20 30 nm. SEM TEM analyses revealed that are primarily spherical rod-shaped, sizes ranging from 8 41 Significantly, was notably higher basic conditions (pH 10) at 70 °C. These underscore effectiveness source for sustainable synthesis. also examined ability detect various metal ions colorimetrically, including Hg 2+ , Cu Pb Co . UV–Vis proved useful this purpose. color shifts brownish-yellow pale yellow, colorless, red, reddish yellow when ions, respectively. change an alteration absorbance band, vanishing shifting 423 352 nm, 438 429 nm showed high sensitivity, detection limits 1.322 × 10 –5 M, 1.37 –7 1.63 1.34 –4 M highlights using eco-friendly their environmental sensors metals, showcasing strong capabilities colorimetric

Language: Английский

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Green synthesis of cerium oxide nanoparticles using Portulaca oleracea Extract: Photocatalytic activities

Inorganic Chemistry Communications, Journal Year: 2024, Volume and Issue: 162, P. 112243 - 112243

Published: Feb. 23, 2024

Language: Английский

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In situ fabrication of oxygen deficient Bi2MoO6/InVO4/CeVO4 dual S-scheme ternary heterostructure for robust photocatalytic H2 and H2O2 production

Surfaces and Interfaces, Journal Year: 2024, Volume and Issue: 52, P. 104824 - 104824

Published: July 19, 2024

Language: Английский

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A critical review on Lantana camara extract-mediated bio-inspired synthesis of nanomaterials and their potential application: Challenges and future perspectives

Inorganic Chemistry Communications, Journal Year: 2025, Volume and Issue: 173, P. 113830 - 113830

Published: Jan. 5, 2025

Language: Английский

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Exploring Microbial-Based Green Nanobiotechnology for Wastewater Remediation: A Sustainable Strategy

Nanomaterials, Journal Year: 2022, Volume and Issue: 12(23), P. 4187 - 4187

Published: Nov. 25, 2022

Water scarcity due to contamination of water resources with different inorganic and organic contaminants is one the foremost global concerns. It rapid industrialization, fast urbanization, low efficiency traditional wastewater treatment strategies. Conventional strategies, including chemical precipitation, membrane filtration, coagulation, ion exchange, solvent extraction, adsorption, photolysis, are based on adopting various nanomaterials (NMs) a high surface area, carbon NMs, polymers, metals-based, metal oxides. However, significant bottlenecks toxicity, cost, secondary contamination, size space constraints, energy efficiency, prolonged time consumption, output scalability. On contrary, green NMs fabricated using microorganisms emerge as cost-effective, eco-friendly, sustainable, safe, efficient substitutes for these This review summarizes state-of-the-art microbial-assisted strategies microbial cells, magnetotactic bacteria (MTB), bio-augmentation integrated bioreactors removing an extensive range addressing challenges associated Furthermore, comparative analysis efficacies microbe-assisted NM-based remediation strategy practices in light crucial factors like reusability, regeneration, removal adsorption capacity has been presented. The challenges, their alternate solutions, cutting-edge prospects nanobiotechnology integration advanced tools internet-of-nano-things, cloud computing, artificial intelligence have discussed. opens new window assist future research dedicated sustainable nanobiotechnology-based environmental applications.

Language: Английский

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Recyclability and catalytic characteristics of copper oxide nanoparticles derived from bougainvillea plant flower extract for biomedical application

Green Processing and Synthesis, Journal Year: 2023, Volume and Issue: 12(1)

Published: Jan. 1, 2023

Abstract This work aims to investigate the environmentally sustainable technique synthesize copper nanoparticles using bougainvillea flower ethanolic extract at ambient temperature. Copper have considerable potential for reducing environment’s harmful pigments and nitrogen contaminants. The oxidized nanoscale catalysts are enclosed inside nanomaterial, which as a benign resource capping agents. Ultraviolet spectroscopic, transmission electron microscopy (TEM), X-ray crystallography (XRD) techniques were used evaluate produced nanocrystals. particles been very robust, cylindrical in form, an outer diameter of 12 nm. Furthermore, under normal conditions, oxide (CuO) nanomaterials demonstrated strong photocatalytic efficiency liquid media oxidation Congo red, bromothymol blue, 4-nitrophenol acidic solution acetic anhydride. Moreover, CuO nanocrystalline enzyme could be readily vortexed or five cycles with exchange rate even over 90%. evaporation process caused around 18% loss weight between 25°C 190°C, while soil organic breakdown almost 31% 700°C. As result, little reduction enzymatic effectiveness recoverable multilayer substrate might attributed catalytic degradation throughout spinning processing.

Language: Английский

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A novel approach toward the bio-inspired synthesis of CuO nanoparticles for phenol degradation and antimicrobial applications

Biomass Conversion and Biorefinery, Journal Year: 2023, Volume and Issue: 14(15), P. 17235 - 17250

Published: Feb. 23, 2023

Language: Английский

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Eco-Friendly Synthesis of Ni/NiO Nanoparticles Using Gymnema sylvestre Leaves Extract for Antifungal Activity

Journal of Composites Science, Journal Year: 2023, Volume and Issue: 7(3), P. 105 - 105

Published: March 7, 2023

The invention of an easy synthetic approach for extremely impactful nanomaterials (NMs) is one the crucial research areas in modern science and engineering. In present work, we describe a cost-effective, simple, rapid environmentally gracious biogenic fabrication nickel/nickel oxide nanoparticles (Ni/NiO NPs) using Gymnema sylvestre as natural fuel. textural characteristics as-prepared Ni/NiO NPs were explored X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), diffuse reflectance spectra (DRS), photoluminescence (PL), field-emission scanning electron microscope (FESEM), energy dispersive analysis (EDX), high-resolution transmission microscopy (HRTEM). XRD affirmed crystalline nature phase formation NPs. FTIR spectrum ascertains NPs, band gap 4.29 eV revealed from DRS studies. display intense emission peak at 576.2 nm their PL spectrum. pseudo-spherical was displayed by FESEM HRTEM images. particle size obtained 21 nm, which resembles median crystallite ascertained data. Additionally, plausible mechanism illustrated. Moreover, as-synthesized considerable antifungal potential against Candida albicans Aspergillus niger. Results that leaves extract can synthesize with appealing biological effectiveness application nanomedicine sector.

Language: Английский

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Biomedical applications of cerium vanadate nanoparticles: a review

Journal of Materials Chemistry B, Journal Year: 2023, Volume and Issue: 12(3), P. 609 - 636

Published: Dec. 11, 2023

Cerium vanadate nanoparticles (CeVO

Language: Английский

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