نتایج جستجو برای: green bio synthesis
تعداد نتایج: 596172 فیلتر نتایج به سال:
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 synthesis of nanoparticles emerges as a cost effective and eco-friendly approach. In the present study, the synthesis of silver nanoparticles by using Ziziphora tenuior L of water extraction was carried out. For this purpose the wa...
This article describes the synthesis of a new bio-based organocatalytic surfactant. The nine steps were optimized, fully respecting principles green chemistry. surfactant aspect was then evaluated with use tensiometric studies. molecular organization in vesicles an aqueous medium characterized by Dynamic Light Scattering (DLS) and confirmed using Density Functional Theory (DFT) modelling.
nowadays, green chemistry and its advantages are generating interest of researchers toward ecofriendly biosynthesis of the metallic nanoparticles. in this research, a rapid, simple and green method was developed for the synthesis of silver nanoparticles using aqueous extract of prangos ferulaceae leaves. the synthesized silver nanoparticles were characterized by uv-vis spectroscopy, scanning el...
many reports have been published about the biogenesis of silver nanoparticles using several plant extracts such as pelargonium graveolens (p.graveolens- geranium) and azadirachta indica (neem) but the capacity of their natural reducing constituents to form silver nanoparticles has not yet been studied. in this research the synthesis of silver nanoparticles using geraniol has been investigated. ...
silver nano-particles have different biological applications due to their compatibility. chemical methodsusually result in remaining some amounts of toxic reactions on the nano-particles. for this reason, the useof plants as sustainable and accessible resources in preparation of compatible nano-particles has attracteda lot of attention in the recent years. this research investigated the green s...
In this researchsaccharomyces cerevisiae (baker’s yeast) was used as a cheap, readily accessible, selective, efficient, and green bio-catalyst in a chemo selective reduction of carbonyl group to hydroxyl group. In this green procedure three substrates e.g. (3-(3-nitrophenyl)aziridin-2-yl)-1-phenyl-methanone, pyruvate ester, and 2-acetyl-γ-butyrolactone were r...
The use of plant extracts for nanoparticles synthesis are green, economical and cost effective approach. The present study reports the bio-synthesis of gold nanoparticles (Au NPs) using leaf extract of Terminalia arjuna. After exposing the gold ions to aqueous solution of leaf extract, rapid reduction of gold ions into gold nanoparticles is observed within few minutes. The characterizat...
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