Green synthesis of copper oxide nanoparticles and its efficiency in degradation of rifampicin antibiotic

Scientific Reports, Journal Year: 2023, Volume and Issue: 13(1)

Published: Aug. 28, 2023

In recent ages, green nanotechnology has gained attraction in the synthesis of metallic nanoparticles due to their cost-effectiveness, simple preparation steps, and environmentally-friendly. present study, copper oxide (CuO NPs) were prepared using Parthenium hysterophorus whole plant aqueous extract as a reducing, stabilizing, capping agent. The CuO NPs characterized via UV-Vis Spectroscopy, Fourier Transform Infrared Spectroscopy (FTIR), powder X-Ray Diffraction (XRD), Scanning Electron Microscopy (SEM), Transmission (TEM), Dynamic Light Scattering (DLS). spectra showed surface plasmonic resonance band occur at 340 nm. FTIR analysis revealed presence secondary metabolites on NPs, with characteristic Cu-O stretching being identified 522 cm

Language: Английский

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Experimental and computational study of metal oxide nanoparticles for the photocatalytic degradation of organic pollutants: a review

RSC Advances, Journal Year: 2023, Volume and Issue: 13(27), P. 18404 - 18442

Published: Jan. 1, 2023

Photocatalysis is a more proficient technique that involves the breakdown or decomposition of different organic contaminants, various dyes, and harmful viruses fungi using UV visible light solar spectrum. Metal oxides are considered promising candidate photocatalysts owing to their low cost, efficiency, simple fabricating method, sufficient availability, environment-friendliness for photocatalytic applications. Among metal oxides, TiO

Language: Английский

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Simultaneous degradation of methyl orange and indigo carmine dyes from an aqueous solution using nanostructured WO3 and CuO supported on Zeolite 4A

Separation and Purification Technology, Journal Year: 2024, Volume and Issue: 344, P. 127265 - 127265

Published: March 30, 2024

Language: Английский

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Green synthesis of CuO nanoparticles: A promising material for photocatalysis and electrochemical sensor

Sensors International, Journal Year: 2023, Volume and Issue: 5, P. 100254 - 100254

Published: Oct. 16, 2023

This research highlights the significant role of green synthesis in production copper oxide (CuO) nanoparticles by using natural extracts as reducing agents. These have shown promising potential two key applications: photocatalytic degradation industrial dye effluents and electrochemical sensing ciprofloxacin. The study found that Arundinaria gigantea leaf extract is an effective agent for synthesizing well-defined crystalline structure CuO nanoparticles, with average size 36 nm. demonstrated high efficiency applications, effectively degrading AR88 under UV irradiation, making them a viable solution eco-friendly water purification. Additionally, when incorporated into sensor, these improved sensitivity selectivity detecting ciprofloxacin aqueous solutions accuracy precision. emphasizes versatility effectiveness green-synthesized various practical uses.

Language: Английский

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Fabrication and characterization of binary composite MgO/CuO nanostructures for the efficient photocatalytic ability to eliminate organic contaminants: A detailed spectroscopic analysis

Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, Journal Year: 2024, Volume and Issue: 315, P. 124264 - 124264

Published: April 7, 2024

Language: Английский

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Highly efficient catalytic degradation of organic dyes using iron nanoparticles synthesized with Vernonia Amygdalina leaf extract

Scientific Reports, Journal Year: 2024, Volume and Issue: 14(1)

Published: March 24, 2024

Abstract Today, nanoscience explores the potential of nanoparticles due to their extraordinary properties compared bulk materials. The synthesis metal using plant extracts is a very promising method for environmental remediation, which gets global attention pollution-led warming. In present study, iron (FeNPs) were successfully synthesized by green Vernonia amygdalina leaf extract as natural reducing and capping agent. Biosynthesized FeNPs characterized with different analytical techniques such UV–visible, FT-IR, XRD, SEM. analysis revealed formation amorphous an irregular morphology non-uniform distribution in size shape. average particle was approximately 2.31 µm. According catalytic degradation investigation, produced via approach are highly effective breaking down both CV MB into non-toxic products, maximum efficiency 97.47% 94.22%, respectively, when right conditions met. kinetics study exhibited high correlation coefficient close unity (0.999) (0.995) CV, zero-order pseudo-kinetics model, describes model suitable dyes other models. reusability stability biosynthesized nano-catalysts studied used efficient catalysts slight decrease rate more than four times. results from this illustrate that offer cost-effective, environmentally friendly, means organic dyes.

Language: Английский

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Unveiling sustainable, greener synthesis strategies and multifaceted applications of copper oxide nanoparticles

Journal of Molecular Structure, Journal Year: 2024, Volume and Issue: 1305, P. 137788 - 137788

Published: Feb. 11, 2024

Language: Английский

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Recent advances in metal (M=Ni/Fe/Cu/Zn) oxide nanomaterials-mediated removal of dyes from wastewater

Journal of the Taiwan Institute of Chemical Engineers, Journal Year: 2024, Volume and Issue: 166, P. 105565 - 105565

Published: May 25, 2024

Language: Английский

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Improved photocatalytic and free radical scavenging studies of synthesized polymer PVP/Azadirachta indica leave extract-mediated Ni-Zn doped hematite nanoparticles

Advances in Natural Sciences Nanoscience and Nanotechnology, Journal Year: 2024, Volume and Issue: 15(2), P. 025014 - 025014

Published: June 1, 2024

Abstract The utilisation of ecological materials, such as plant extracts, is a superior alternative to both physical and chemical techniques for the synthesis nanoscale metallic particles. current study concluded that polymer (PVP) Azadirachta indica (A. indica) extract synthesised hematite nanoparticles (HNPs) were spherical, monodispersed, served an agent reducing capping. pure HNPs with most reliable rhombohedral symmetry found be crystalline thanks crisp x-ray diffraction (XRD) reflections. Spheroidal nanostructures formed, seen by scanning electron microscopy (SEM), their composition was validated energy dispersive spectroscopy (EDS) study. At room temperature, antiferromagnetic blocking temperature 300 K. When used catalyst, NPs exposed effective degradation coefficient determination ( R 2 ) toxic Eosin Yellow (EY) Bismarck Brown Y (BBY) dyes in presence UV irradiation. After four consecutive cycles, efficient performance achieved without any evident catalytic loss. Additionally, reusability experiments revealed under direct light illumination, duel-doped may successfully three times. biosynthesised doped from A. leaf demonstrated antioxidant activity through high phenolic flavonoid contents, DPPH radical scavenging activity, reductive potential.

Language: Английский

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Novel CuO–SiO2 nanocomposites: synthesis, kinetics, recyclability, high stability and photocatalytic efficiency for Rose Bengal dye removal

Transition Metal Chemistry, Journal Year: 2024, Volume and Issue: 49(3), P. 195 - 213

Published: Feb. 26, 2024

Language: Английский

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