نتایج جستجو برای: cevo4 nanoparticles
تعداد نتایج: 107089 فیلتر نتایج به سال:
here, we report analysis of in vitro and in vivo drug release from an in situ formulation consisting of triamcinolone acetonide (tr) and poly(d,l-lactide-co-glycolide) (plga) and the additives glycofurol and hydroxyapatite nanoparticles (ha). we found that these additives enhanced drug release rate. we used the taguchi method to predict optimum formulation variables to minimise the initial burs...
Solar-driven thermochemical routes enable storage of solar energy in chemical form for off-sun use by means synthetic fuel production. Here, we explore vanadium-doped ceria materials partial oxidation methane, followed an efficient splitting CO2 and H2O into syngas. The primary role the dopant is to enhance optimize cycle capacity at low isothermal temperatures. intake lattice reached its satur...
در این پایان نامه، درهمتنیدگی بین یک سیستم نقطه کوانتومی دوگانه(مولکول نقطه کوانتومی) و میدان مورد مطالعه قرار گرفته است. از آنتروپی ون نیومن به عنوان ابزاری برای بررسی درهمتنیدگی بین اتم و میدان استفاده شده و تاثیر پارامترهای مختلف، نظیر تونل زنی(که توسط تغییر ولتاژ ایجاد می شود)، شدت میدان و نسبت دو گسیل خودبخودی بر رفتار درجه درهمتنیدگی سیستم بررسی شده اشت.با تغییر هر یک از این پارامترها، در...
recent investigations have been shown that inorganic nanomaterials including gold nanoparticles, nonporous and mesoporous silica nanoparticles, magneticnanoparticles, and quantum dots have shown great potential in bioimaging, targeted drug delivery, and cancer therapies. biocompatibility, ease of synthesis, and ease of surface functionalization are among the significant properties of nonporous ...
مدارات مجتمع نوری نیازمند ساختارهایی هستند که با ابعادی زیر حد پراش نور بتوانند انرژی الکترومغناطیسی را هدایت کنند. این ویژگی با بکارگیری موجبرهای معمولی یا بلور فوتونی بدست نمی¬آید. بنابراین موجبرهای پلاسمونی برای هدایت انرژی الکترومغناطیسی زیر حد پراش نور پیشنهاد شده¬اند. در این پایاننامه، ویژگی های نوری فلزات و پلاسمون¬های سطحی روی مرز فلز ودی¬الکتریک به طور کامل شرح داده¬شده¬است. تحلیل موجب...
in this study, a set of experiments were conducted to investigate the influence of edta-grafted iron oxide nanoparticles exposure on agronomic traits of sunflower (helianthus annuus) plants. the experiment was implemented by applying nano-fe3o4-edta and fe-edta fertilizers applied through spray or soil amendment. a variety of parameters including aerial organ biomass, number of leaves, plant he...
background: magnetite (fe3o4) nanoparticles are currently one of the important and acceptable magnetic nanoparticles for biomedical applications. to use magnetite nanoparticles for bacteria cell separation, the surface of nanoparticles would be modified for immobilizing of nanoparticles on the surface of bacteria. functionalization of magnetite nanoparticles is performed by different surfactant...
with the rise in the use of afm (atomic force microscope), we have witnessed a growing use of atomic microscope based nanorobots in the precise displacement of various particles. there are certain limitations to the application of nanorobots in the moving of nanoparticles. one of the most important of these limitations is the lack of an appropriate image feedback concurrent with the displaci...
in this research, the inhibitory effects of silver nanoparticles and zinc oxide nanoparticles, in vitro, on disease stone fruits bacterial canker caused by pseudomonas syrigae pv. syringae and disease bacterial blight caused by xanthomonas arboricola pv. juglandis, were studied. different concentrations of nanoparticles were prepared on mueller hinton agar medium in two different ways in a com...
a new magnetic nanocatalyst has been prepared using immobilization of vanadate onto aminopropyl functionalized sio2/fe3o4(vo3-/nh3+-sio2/fe3o4). the obtained magnetic catalyst was characterized by ft-ir, xrd, vsm and sem techniques and used for sulfoxidation of sulfide compounds to the correspondingsulfoxides in presence of h2o2 as oxidant at room temperature. the optimum of reaction conditions...
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