نتایج جستجو برای: extract nanoparticles
تعداد نتایج: 280956 فیلتر نتایج به سال:
Objective(s): Nowadays, nanoparticles bio production, considering their performance in medicine and biological science, is increasing. Green synthesis of metal nanoparticles using organisms has emerged as a nontoxic and ecofriendly method for synthesis of metal nanoparticles The objectives of this study were the production of silver nanoparticles using Avena sativa L. ...
in present study we studied using green routes for microwave assisted synthesis of alumina nanoparticles from aluminum nitrate. it was revealed that when plant extracts are used, no specific stabilizer is needed. structural characterization of nanoparticles was studied using x-ray diffraction that showed semi-crystalline structure for two of plant extracts, other xrd patterns had no significant...
Nowadays, green synthesis of metal nanoparticles has become a promising synthetic strategy in nanotechnology and materials sciences. In this research, biosynthesis of silver nanoparticles (AgNPs) was successfully accomplished in the presence of Prosopis farcta fruit extract as a reducing agent. Proceeding of the reaction was assessed by using UV–vis spectroscopy. Characterization of silver nano...
This report presents a rapid, reproducible and a green biogenic approach for the biosynthesis of gold and silver nanoparticles using leaf extract of Dalbergia sissoo. The biomolecules present in the plant induced the reduction of Au and Ag ions from HAuCl4 and AgNO3 respectively, which resulted in the formation of Dalbergia conjugated nanoparticles. The growth of nanoparticles was monitored by ...
In the present study, the use of silver oxide nanoparticles (Ag2O NPs) synthesized using Ficus benghalensis prop root extract (FBPRE) as a reducing and stabilizing agent is reported and evaluated for its antibacterial activity against dental bacterial strains. The effects of pH, extract concentration, metal ion concentration, and contact time were studied to confirm the optimum production of Ag...
We herein report for the first time the synthesis and analgesic properties of silver nanoparticles (Ag-NPs) using buchu plant extract. The as-synthesised Ag-NPs at different temperatures were characterised by UV-Vis spectroscopy, Fourier transform infra-red spectroscopy (FTIR) and transmission transform microscopy (TEM) to confirm the formation of silver nanoparticles. Phytochemical screening o...
Metal nanoparticles have several applications such as optics, biomedical sciences, drug delivery, catalysis and electronics. The present investigation deals with the green synthesis of gold nanoparticles (AuNP) using leaves extract of Bauhinia tomentosa Linn and its invitro anticancer activity. Qualitative phytochemical analysis of the leaves extract showed the presence of tannins, saponins, fl...
Chromium oxide nanoparticles (NPs) were rapidly synthesized by reduction of potassium dichromate solution with Arachis hypogaea leaf extract containing reducing sugars which act as reducing agent. The results indicated that the aldehyde groups present in the plant extract played an important role in the formation of Cr2O3 nanoparticles. The purification process of the Cr2O3 product does not req...
The use of plant extracts for the synthesis of nanoparticles plays a significant role in nanotechnology field as it is simple, fast, environment friendly and no use of toxic chemicals. The current research work investigate the findings of optimization of different experimental variables conditions like reaction pH, silver nitrate concentrations, time, temperature and mixing ratio of the reactan...
Development of biologically inspired experimental processes for the synthesis of nanoparticles might be important in biomedical applications. Solanum torvum extract when challenged with chloroauric acid leads to formation of gold nanoparticles. The formations of gold nanoparticles were studied by UV-vis spectra and their size of gold nanoparticles in the colloidal solutions was investigated by ...
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