green synthesis of copper based nanoaprticles

Introduction

Green synthesis of copper-based nanoparticles (Cu NPs) is an eco-friendly and cost-effective approach that utilizes natural resources as reducing and stabilizing agents. This method is gaining attention due to its potential applications in catalysis, environmental remediation, and biomedical fields.

Key Insights

Stability and Characterization:
- Green synthesized Cu NPs exhibit high stability and can be characterized using techniques like UV-vis spectroscopy, TEM, FT-IR, and XRD .
Reducing and Stabilizing Agents:
- Various natural extracts such as Ginkgo biloba, Plantago asiatica, green coffee bean, and Ziziphus spina-christi have been successfully used as reducing and stabilizing agents for Cu NPs synthesis .
- Ascorbic acid, a natural antioxidant, is also effective in reducing copper ions and preventing oxidation .
Catalytic Activity:
- Cu NPs synthesized using green methods show high catalytic activity in various reactions, such as the Huisgen [3+2] cycloaddition and cyanation of aldehydes .
- They are also effective in the degradation of organic dyes like methylene blue and amido black 10B, making them useful for wastewater treatment .
Environmental and Economic Benefits:
- Green synthesis methods are environmentally benign, avoiding the use of toxic chemicals and reducing agents, and are cost-effective .
- The use of household waste materials, such as fish scales, further enhances the sustainability of the process.
Applications in Biochemical Analysis:
- Green synthesized Cu NPs can be used as fluorescent nano-dyes for polymerization-mediated biochemical analysis, demonstrating their versatility in different scientific fields.
Electrochemical Properties:
- Green synthesized CuO nanoparticles exhibit electrocatalytic activity, which can be utilized in the development of electrochemical sensors.

Conclusion

Green synthesis of copper-based nanoparticles is a promising approach that leverages natural resources for eco-friendly and cost-effective production. These nanoparticles exhibit high stability, excellent catalytic activity, and potential applications in environmental remediation, catalysis, and biochemical analysis. The use of natural extracts and household waste materials not only makes the process sustainable but also economically viable.

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Green synthesis of copper based nanoaprticles

Summary

Introduction

Key Insights

Conclusion

Sources and full results

Green synthesis of copper nanoparticles using Ginkgo biloba L. leaf extract and their catalytic activity for the Huisgen [3+2] cycloaddition of azides and alkynes at room temperature.

Copper nanoparticles synthesized using Ginkgo biloba L. leaf extract show high catalytic activity for the Huisgen [3+2] cycloaddition of azides and alkynes at room temperature, offering environmental benefits and economic advantages over traditional catalysts.

Green and Traditional Synthesis of Copper Oxide Nanoparticles—Comparative Study

Green copper oxide nanoparticles show more negative surface charge and higher potential than traditional chemically synthesized ones, suggesting potential for electrochemical sensors.

dsDNA-specific fluorescent copper nanoparticles as a "green" nano-dye for polymerization-mediated biochemical analysis.

Copper nanoparticles (CuNPs) show promise as a "green" nano-dye for polymerization-mediated biochemical analysis, enabling the detection of polymerase, mercury ion, and nucleic acid targets.

Green synthesis of copper nanoparticles using Plantago asiatica leaf extract and their application for the cyanation of aldehydes using K4Fe(CN)6.

Plantago asiatica leaf extract is a simple, eco-friendly, and cost-effective method for synthesis of copper nanoparticles, with potential applications in catalytic reactions.

Green synthesis of copper nanoparticles for the efficient removal (degradation) of dye from aqueous phase

Copper nanoparticles synthesized from household waste (fish scales) efficiently degrade carcinogenic and noxious textile dye Methylene blue in 135 minutes, offering a green, eco-friendly, and economical method for dye removal.

Green Synthesis of Chitosan-Stabilized Copper Nanoparticles

Chitosan-stabilized copper nanoparticles is a viable and sustainable green synthesis method for producing copper nanoparticles with high stability and oxidation state.

Green synthesis of copper nanoparticles using green coffee bean and their applications for efficient reduction of organic dyes

Copper nanoparticles synthesized using green coffee bean extract show excellent stability and efficiency for reducing toxic organic dyes in wastewaters, making them a low-cost, recyclable catalyst.

One-step green route to narrowly dispersed copper nanocrystals

This study presents a green, one-step method for synthesizing stable narrowly dispersed copper nanoparticles with an average diameter less than 5 nm, using ascorbic acid as a reducing agent and antioxidant.

Green synthesis of copper nanoparticles with ultrasound assistance

Ultrasound assistance and green reagents can rapidly produce high-purity copper nanoparticles from electronic scraps, with a reaction time of 10 minutes.

Green synthesis of copper nanoparticles by fruit extract of Ziziphus spina-christi (L.) Willd.: Application for adsorption of triphenylmethane dye and antibacterial assay

Copper nanoparticles synthesised from fruit extract of Ziziphus spina-christi (L.) Willd. can effectively remove crystal violet from aqueous solutions and show antibacterial activity against Escherichia coli and Staphylococcus aureus.

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