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Green Synthesis of Silver Nanoparticles Using

Waleed M Alamier¹, Mohammed D Y Oteef¹, Ayyob M Bakry¹

¹Department of Chemistry, Faculty of Science, Jazan University, Jazan 45142, Saudi Arabia.

|June 5, 2023

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Green synthesis of silver nanoparticles (Ag-NPs) using Acacia ehrenbergiana extract offers an eco-friendly method for wastewater treatment. These Ag-NPs effectively reduce Rhodamine B dye and exhibit potent antibacterial and antifungal properties.

Area of Science:

Green Chemistry
Nanotechnology
Environmental Science

Background:

Silver nanoparticles (Ag-NPs) have diverse applications, including catalysis and antimicrobial uses.
Traditional synthesis methods can be hazardous and costly.
There is a need for sustainable and efficient Ag-NP production.

Purpose of the Study:

To report the green synthesis of Ag-NPs using Acacia ehrenbergiana plant cortex extract.
To evaluate the efficacy of synthesized Ag-NPs in Rhodamine B dye reduction.
To assess the antibacterial and antifungal potential of the Ag-NPs.

Main Methods:

Green synthesis of Ag-NPs via Acacia ehrenbergiana extract.
Characterization of Ag-NPs using analytical techniques to determine size and morphology (1-40 nm).

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Catalytic reduction of Rhodamine B dye with sodium borohydride; antimicrobial testing against bacteria and fungi.

Main Results:

Successfully synthesized Ag-NPs with particle sizes ranging from 1 to 40 nm.
Achieved 96% catalytic reduction of Rhodamine B dye within 32 minutes.
Demonstrated significant antibacterial and antifungal activity against tested microorganisms.

Conclusions:

Green synthesis of Ag-NPs is environmentally friendly, cost-effective, and yields stabilized nanoparticles.
The synthesized Ag-NPs show high potential for wastewater treatment and antimicrobial applications.
These Ag-NPs effectively remove dye pollutants and microorganisms from water.