نتایج جستجو برای: green capping agent
تعداد نتایج: 395248 فیلتر نتایج به سال:
ZnS nanoparticles have been synthesized using various amounts of aqueous Azadirachta Indica (Neem) leaf extract as capping agent and stabilizer. The synthesized nanoparticles were studied by FTIR, powder X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), energy dispersive analysis of X-rays (EDAX) and UV-Visible spectroscopy. FTIR spect...
For the first time the extract of the plant of Tilia platyphyllos was used to green synthesis of Ag nanoparticles (NPs) supported on Ziziphus jujuba kernel as an environmentally benign support. Ag NPs/ Ziziphus jujuba kernelas an effective catalyst was prepared through reduction of Ag+ions using Tilia platyphyllos extractas the reducing and capping agent and Ag NPs immobilization...
The green synthesis of inorganic nanoparticles (NPs) using bio-materials has attained enormous attention in recent years due to its simple, eco-friendly, low-cost and non-toxic nature. In this work, silver (AgNPs) gold (AuNPs) were synthesized by the marine algae extract, Sargassum serratifolium (SS). characteristic studies bio-synthesized SS-AgNPs SS-AuNPs carried out ultraviolet–visible (UV–V...
In this work the Origanum vulgare leaf extract was used to green synthesis of Ag nanoparticles (NPs) supported on Hazelnut shell as an environmentally benign support. The Ag NPs/Hazelnut shell as an effective catalyst was prepared through reduction of Ag+ ions using Origanum vulgare leaf extract as the reducing and capping agent and Ag NPs immobilization on Hazelnut shell surface in ...
We report the efficacy of the silver nanoparticles (AgNPs) synthesized using the leaf and bark extracts of Syzygium cumini (common name Jamun) with silver nitrate (AgNO3)which were used as both reducing and capping agent at varied temperatures- 25°C, 37°C and 80°C. Three sets of AgNPs from leaf and bark extracts, were synthesized at the above mentioned temperatures, a...
Abstract The wide application of gold nanoparticles has attracted much attention to the development research in nanoparticles. In this study, were prepared by chemical reduction method using potassium tetrachloroaurate as source and sodium borohydride reducer agent. formation was confirmed surface plasmon spectra ultraviolet-visible spectroscopy at wavelength 507 nm. capping process studied two...
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