نتایج جستجو برای: silver alloy nanoparticles

تعداد نتایج: 191798  

2011
Youyi Sun Ye Tian Ming He Daining Fan Yaqing Liu Qijing Zhang Y. Sun Y. Tian M. He D. Fan Y. Liu

Recent theoretical progress in understanding the effect of silver nanoparticles on photo-induced orientation of liquid crystalline polymer was reviewed. The observed enhancement of photo-induced rate results from the surface plasmon resonance (SPR) of silver nanoparticles. And the observed reducing phenomena are attributed to the interaction between materials and silver nanoparticles. And then ...

2014
A. Zarina Anima Nanda

Antibiotic resistant pathogens pose an enormous threat to the treatment of various serious infections. To overcome this condition, a periodic replacement of the new and existing antibiotic is necessary. Antibiotics in combination with biosynthesized silver nanoparticles minimize the antibiotic doses to cure the dreaded diseases. In this study, Silver nanoparticles were bio-synthesized by extrac...

Journal: :Molecules 2017
Magdalena Ziąbka Michał Dziadek Elżbieta Menaszek Rafał Banasiuk Aleksandra Królicka

Materials used in ossicular replacement prostheses must possess appropriate biological properties, such as biocompatibility, stability, no cytotoxicity. Due to the risk of infection (otitis media and chronic otitis media), it is desirable to use an antibacterial agent for illness prevention during the ossicular reconstruction. The goal of this work was to observe biological properties of a new ...

ژورنال: اقیانوس شناسی 2020

Silver nanoparticles are widely used in various sciences and industries. Widespread use of silver nanoparticles has caused entrance of it to the aquatic environment through Wastewater, so it is necessary to investigate the effects of silver nanoparticles on various aquatic organisms. The present study investigated the lethal concentration and bioaccumulation of silver nanoparticles and its comp...

ژورنال: اقیانوس شناسی 2021

Silver nanoparticles are widely used in various sciences and industries. Widespread use of silver nanoparticles has caused entrance of it to the aquatic environment through Wastewater, so it is necessary to investigate the effects of silver nanoparticles on various aquatic organisms. The present study investigated the lethal concentration and bioaccumulation of silver nanoparticles and its comp...

Journal: :international journal of nano dimension 0
biuck habibi department of chemistry, faculty of science, azarbaijan shahid madani university, tabriz, 53714-161, iran houriyeh hadilou department of chemistry, faculty of science, azarbaijan shahid madani university, tabriz, 53714-161, iran saeed mollaei department of chemistry, faculty of science, azarbaijan shahid madani university, tabriz, 53714-161, iran alireza yazdinezhad department of pharmacognosy, faculty of pharmacy, zanjan university of medical sciences, zanjan, 45139-56184, iran

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...

2011
Kabir Lamsal Sang Woo Kim Jin Hee Jung Yun Seok Kim Kyong Su Kim Youn Su Lee

Pepper anthracnose caused by Colletotrichum species is one of the most important limiting factors for pepper production in Korea, its management being strongly dependent on chemicals. The aim of this work was to evaluate the possibilities of using silver nanoparticles instead of commercial fungicides. In this study, we evaluated the effect of silver nanoparticles against pepper anthracnose unde...

2017
E. Chandra Sekhar K.S.V. Krishna Rao K. Madhusudana Pradeep Kumar

Controllable silver nanoparticles were developed by a green approach using extracts of both leaves and bark of Limonia acidissima tree. Due to the presence of phytochemical compounds in L. acidissima leaves and bark; such as saponins, phenolic compounds, phytosterols, and quinines present in extracts act as reductants, hence the silver nanoparticles were easily produced under mild conditions. T...

P.K. Praseetha, R.P Dhanya S. Abdeen S. Geo S. Sukanya

Silver is composed of a large percentage of silver oxide due to their large ratio of surface to bulk silver atoms. Silver nanoparticles have been a potent antibacterial, antifungal, anti-viral and anti-inflammatory agent. A simple, eco-friendly, inexpensive biosynthetic method was employed to synthesize silver nanoparticles.  The present study aimed at the comparative study of silver nanopartic...

Journal: :international journal of nanoscience and nanotechnology 2013
r. mohammadinejad sh. pourseyedi a. baghizadeh sh. ranjbar g. a. mansoori

green synthesis of nanoparticles, as fundamental building blocks of nanotechnology, has recently attracted considerable attention. silver nanoparticles have unique physiochemical, biological and environmental properties which make them useful in a wide range of applications. in the present paper we report our research results on biosynthesis of silver nanoparticles from silver precursor using m...

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