نتایج جستجو برای: silver resistance

تعداد نتایج: 419228  

Journal: :Molecules 2015
Gianluigi Franci Annarita Falanga Stefania Galdiero Luciana Palomba Mahendra Rai Giancarlo Morelli Massimiliano Galdiero

Multi-drug resistance is a growing problem in the treatment of infectious diseases and the widespread use of broad-spectrum antibiotics has produced antibiotic resistance for many human bacterial pathogens. Advances in nanotechnology have opened new horizons in nanomedicine, allowing the synthesis of nanoparticles that can be assembled into complex architectures. Novel studies and technologies ...

2005
Manjunatha Pattabi

Aging, which manifests itself as an irreversible increase in electrical resistance, in island metal films is of considerable interest from both academic as well as applications point of view. Aging is attributed to various causes, oxidation of islands and mobility of islands followed by coalescence (mobility coalescence) being the main contenders. The effect of parameters like substrate tempera...

2015
Hamza Simsir Nurettin Eltugral Selhan Karagoz

Surface modification and functionalization has been an important tool for scientists in order to open new frontiers in nanoscience and nanotechnology. Desired surface characteristics for the intended applications can be achieved with surface functionalization. In this work, the effect of water soluble ligands on the adsorption capabilities of silver nanoparticles onto AC which was synthesized f...

ژورنال: طلوع بهداشت یزد 2017
اکرمی, خدیجه, سلمانی, محمد حسن, مشتاقی لارگانی, محسن, میر حسینی, محبوبه,

Introduction: Increasing resistance to antimicrobial agents is typically one of the main problems of health care. Control the dispersion of bacteria in different environments is a challenge in this section that to the overcome of them is essential for health and economic. In this study, nano-silver antibacterial activity was studied against Gram-positive bacteria Staphylococcus aureus and Pseud...

Mohammad Bokaeian Nagmeh Eskandary Saeide Saeidi, Taher Mohasseli,

Objective: Development of resistance against many of the commonly used antibiotics is an impetus for further efforts to search for new antimicrobial agents. The aim of the study was determined as antibacterial activity of silver nanoparticles produced by Plantago ovata seed extract against Pseudomonas aeruginosa. Methods: All 30 strains of P. aeruginosa wereisolated f...

Journal: :IMAPS symposia and conferences 2023

Silver free AMB technology addresses the cost-performance gap between active metal brazed (AMB) Si3N4 based ceramic substrates (MCS) suitable for automotive applications and cost-efficient direct copper bonded (DCB) Al2O3 with lower requirements. The cost-reduction of condura®.ultra process is achieved by using a silver brazing combined an efficient process. Within this report we will demonstra...

Journal: :Journal of clinical pathology 1977
K Bridges E J Lowbury

Topical chemoprophylaxis of extensive burns with silver sulphadiazine cream led to a large increase in the proportion of sulphadiazine-resistant Gram-negative bacilli in a burns unit. When all sulphonamide treatment in the ward was stopped; the incidence of sulphonamide-resistant strains fell back to levels similar to those recorded when silver sulphadiazine treatment was introduced. This was a...

Mahin Rigi

Recently, the effects of antimicrobial activity of silver nanoparticles was considered by researcher because of Bacterial resistance to antimicrobial agents in chemical.The aim of this study was to evaluate the antimicrobial activity of the gold nanoparticles on Escherichia coli. Gold nanoparticles are chemically synthesized. Standard strain of E. coli was cultured in a nutrient broth. Minimum ...

Mahin Rigi

Recently, the effects of antimicrobial activity of silver nanoparticles was considered by researcher because of Bacterial resistance to antimicrobial agents in chemical.The aim of this study was to evaluate the antimicrobial activity of the gold nanoparticles on Escherichia coli. Gold nanoparticles are chemically synthesized. Standard strain of E. coli was cultured in a nutrient broth. Minimum ...

Journal: :Coatings 2023

This research sought to determine the optimal conditions for depositing thin silver layers in fabrication of low-emissivity coatings. The study utilized an in-line semi-industrial high-vacuum magnetron sputtering system with rectangular targets, closely resembling those used industrial settings. Trilayer AZO/Ag/AZO structures were deposited enhance wetting properties silver, and protect it from...

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