نتایج جستجو برای: nano magnesium oxide
تعداد نتایج: 258299 فیلتر نتایج به سال:
For practical room-temperature magnesium rechargeable battery operation, utilizing the nano-sized MgMn2O4 spinel as cathode material is effective way to have high rate-capabilities; however, electrolyte decomposition at cathode/electrolyte interface inevitable. In this work, a Mg-Fe binary oxide coated onto form stable (CEI). This developed suppresses and improves cyclability room temperature.
Nanostructures of magnesium oxide is one of the most attractive materials which have shown various applications in many aspects of industries. So, finding a controllable and inexpensive technique to produce desirable nanostructures of MgO is valuable. In this work, magnesium oxide (MgO) with different morphologies was successfully prepared via a simple solid-state method. The molar ratio of sod...
mesoporous mgo microstructures were synthesized using magnesium acetate tetrahydrate, ammonium oxalate monohydrate and pluronic f127 via heating at 40 °c for 24 h and subsequent calcination. the mesoporous structure of magnesium oxide with the specific surface area of 47m2/g, pore volume 0.30 cm3/g and the average pore size 24 nm is produced. according to xrd stu...
nano-graphene oxide was synthesized by the oxidation of graphite powders. the structural nature of the nano-graphene oxide was characterized by a variety of techniques including xrd, tem, ft-ir and uv/vis. the functional groups on its basal planes and edges of nano-grahene oxide play important role in catalytic activity. the catalytic activity of nano-graphene oxide was investigated on crossed-...
in internal combustion engines, only about a third of the total fuel input energy is converted into useful work. if the energy rejected into the cooling system and the exhaust gases could be recovered instead and put into useful work, fuel economy would have been substantially improved. the main aim of this research paper was to evaluate the effects of the hybrid nano-catalyst containing cerium...
Aluminium Hybrid Metal Matrix Nano Composites (AHMMNCs) are finding widespread use in the aerospace, marine, defence, and automotive industries due to its high stiffness, strength-to-weight ratio, outstanding wear resistance. nano composite materials commonly used engineering applications their proper mechanical organisation. Mechanical property improvement of hybrid composites is now a promine...
a review on the microstructural evolution in magnesium alloys during severe plastic deformation waspresented. the challenges deserved to achieve ultrafine/ nanostructured magnesium were discussed.the characteristics of the processed materials are influenced by three main factors, including i)difficult processing at low temperatures, ii) high temperature processing and the occurrence ofdynamic r...
background and aims: although metal and metal oxide nanoparticles are used in different medical applications, they may have considerable toxicity on various cells, such as myocytes. therefore, this study aimed to evaluate the toxicity of the naked and serum-treated silver nanoparticles (ag nps) and magnesium oxide nanoparticles (mgo nps) on the cardiomyocytes. materials and methods: cardiomyocy...
introduction: our previous study has showed that chronic administration of magnesium oxide nanoparticles (mgo np) can reduce anxiety in adult male rat. in this study the effects of mgo np on anxiety induced by morphine withdrawal were investigated in adult male mice. methods: adult male nmri mice (weighing 27 ± 3 g) divided into groups: control, receiving intraperitoneal (i.p.) injection of mgo...
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