نتایج جستجو برای: green silver nanoparticles

تعداد نتایج: 276019  

Journal: :Molecules 2012
Kamyar Shameli Mansor Bin Ahmad Emad A Jaffar Al-Mulla Nor Azowa Ibrahim Parvaneh Shabanzadeh Abdolhossein Rustaiyan Yadollah Abdollahi Samira Bagheri Sanaz Abdolmohammadi Muhammad Sani Usman Mohammed Zidan

Different biological methods are gaining recognition for the production of silver nanoparticles (Ag-NPs) due to their multiple applications. The use of plants in the green synthesis of nanoparticles emerges as a cost effective and eco-friendly approach. In this study the green biosynthesis of silver nanoparticles using Callicarpa maingayi stem bark extract has been reported. Characterizations o...

Biological production of silver nanoparticles, due to its high antimicrobial properties and environmental compatibility, can be used as an alternative to antibiotics. The aim of this study was to optimize the green synthesis of silver nanoparticles using fruit extract of Bunium persicum Boiss and investigate the antimicrobial effect of nanoparticles against Escherichia coli and Staphylococcus a...

2016
S. Surya G. Dinesh Kumar R. Rajakumar

Silver nanoparticles (SNPs) exhibit magnificent applications in medicine as antimicrobial agent. The use of different plant parts for the synthesis of nanoparticles is considered as a green technology. This technology is one of the best eco-friendly method and does not gives any harmful effect. The present study deals with the flower extract of medicinal plant Hibiscus rosa-sinensis and to eval...

Recently, the synthesis of silver nanoparticles has become an important subject in the bionanotechnology field. Many different chemical and physical methods could be used for silver nanoparticles synthesis, but they are limited due to the usage of toxic chemicals and the production of dangerous by-products. However, the usage of plant extract for silver nanoparticles synthesis is a green single...

2012
Monir Noroozi Azmi Zakaria Mohd Maarof Moksin Zaidan Abd Wahab Alam Abedini

The rapid and green formation of spherical and dendritic silver nanostructures based on microwave irradiation time was investigated. Silver nanoparticles were successfully fabricated by reduction of Ag(+) in a water medium and using polyvinylpyrrolidone (PVP) as the stabilizing agent and without the use of any other reducing agent, and were compared with those synthesized by conventional heatin...

2017
Daniela Manno

Silver nanoparticles were obtained via totally green synthesis from silver nitrate using glucose as reducing agent and sucralose as capping agent. Physico-chemical characterization of AgNPs was performed by UV-Visible absorption and transmission electron microscopy (TEM) in order to correlate biological/toxicological responses with AgNPs features. A detailed study of silver nanoparticles (AgNPs...

Background & Aim: There have been many studies on green synthesis so far, but the parameters affecting the stability of the nanoparticle suspension have been ignored. The stability of nanoparticles over time is one of the key features for their application. Methods: This experimental study was carried out in 2019. The effect of plant extract concentration, silver nitrate concentration, and tim...

2015
Jannathul Firdhouse M. Lalitha P.

This article describes the synthesis of silver nanoparticles using the aqueous extract of Alternanthera sessilis as a reducing agent by sonication, espousing green chemistry principles. Biologically synthesized nanoparticle-based drug delivery systems have significant potential in the field of biopharmaceutics due to its smaller size entailing high surface area and synergistic effects of embedd...

Journal: :Molecules 2014
Javad Baharara Farideh Namvar Tayebe Ramezani Nasrin Hosseini Rosfarizan Mohamad

Silver nanoparticles display unique physical and biological properties which have attracted intensive research interest because of their important medical applications. In this study silver nanoparticles (Ab.Ag-NPs) were synthesized for biomedical applications using a completely green biosynthetic method using Achillea biebersteinii flowers extract. The structure and properties of Ab.Ag-NPs wer...

2016
Seyedeh Masumeh Ghaseminezhad Seyed Abbas Shojaosadati

Green synthesis of nanoparticles by using starch has recently attracted considerable attention due to their biodegradability, non-toxicity, and cost effectiveness. The data presented in this article are related to the article entitled "Evaluation of antibacterial activity of Ag/Fe3O4 nanocomposites synthesized by using starch" (Ghaseminezhad and Shojaosadati, 2016) [1]. Here, Fe3O4 nanoparticle...

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