نتایج جستجو برای: mo contact

تعداد نتایج: 192902  

2017
Kai Cheng Nannan Han Yan Su Junfeng Zhang Jijun Zhao

Anode materials play an important role in determining the performance of lithium ion batteries. In experiment, graphene (GR)/metal oxide (MO) composites possess excellent electrochemical properties and are promising anode materials. Here we perform density functional theory calculations to explore the interfacial interaction between GR and MO. Our result reveals generally weak physical interact...

Journal: :international journal of nano dimension 0
m. rajabi department of chemistry, shahre-rey branch, islamic azad university, shahre-rey, tehran, iran. o. moradi department of chemistry, shahre-qods branch, islamic azad university, shahre- qods, tehran, iran. a. mazlomifar department of chemistry, shahre-rey branch, islamic azad university, shahre-rey, tehran, iran.

the present study was carried out to investigate the potential of carboxylate group functionalized multi-walled carbon nanotubes (mwcnt−cooh) adsorbent for the removal of methyl orange (mo) textile dye from aqueous solutions. the effects of ph, shaking time and temperature on adsorption capacity were studied; the contact time to obtain equilibrium at 298 ˚k was fixed at 25 min. the effect of te...

The present study was carried out to investigate the potential of carboxylate group functionalized Multi-walled carbon nanotubes (MWCNT−COOH) adsorbent for the removal of Methyl orange (MO) textile dye from aqueous solutions. The effects of pH, shaking time and temperature on adsorption capacity were studied; the contact time to obtain equilibrium at 298 ˚K was fixed at 25 min. The effect of te...

The present study was carried out to investigate the potential of carboxylate group functionalized Multi-walled carbon nanotubes (MWCNT−COOH) adsorbent for the removal of Methyl orange (MO) textile dye from aqueous solutions. The effects of pH, shaking time and temperature on adsorption capacity were studied; the contact time to obtain equilibrium at 298 ˚K was fixed at 25 min. The effect of te...

Journal: :Journal of Advanced Mechanical Design, Systems, and Manufacturing 2008

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان 1390

مواد نانو کامپوزیت به خاطر ریز دانه بودن و وجود فصل مشترک فوق العاده زیاد، دارای کسر زیادی از اتم ها در مرزدانه ها بوده، به طوری که خواص قابل توجهی را در مقایسه با سایر مواد از خود بروز می دهند. فرآیند های مختلفی همچون ذوب و ریخته گری و یا انجماد سریع و فرآیندهای مکانوشیمیایی برای تولید نانوکامپوزیت ها وجود دارند. قابلیت های منحصر به فرد روش مکانوشیمیایی مانند؛ انجام واکنش ها در حالت جامد، تهیه...

Journal: :Journal of the American Animal Hospital Association 2014
Riccarda Schuenemann Gerhard Oechtering

This prospective observational study analyzed conchal regrowth after laser-assisted turbinectomy (LATE) in brachycephalic dogs and the mucosal contact of regrown conchae. Eighty brachycephalic dogs (41 pugs, 39 French bulldogs [FBs]) that underwent LATE because of obstructing conchae were evaluated by endoscopy 7 days and 6 mo after surgery. At 6 mo, 96% of FBs' and 65% of pugs' nasal cavities ...

Journal: :Metals 2021

Contact materials in high-voltage vacuum interrupters require properties such as high conductivity, density and hardness to minimize arc heat damage. In this study, Cu–Cr–Mo alloy contact were examined for their usage materials. Ball milling was performed after analyzing the raw of Cu, Cr Mo powders. A green compact produced using pressure with a mixed powder. Subsequently, composite by sinteri...

1999
Timothy S. Sammarco Mark A. Burns

( ) A nonmechanical pumping mechanism, thermocapillary pumping TCP , is described for mo®ing nanoliterand picoliter-sized drops of liquid within microfabricated flow channels. In TCP, one end of a single drop is heated to create a surface tension difference between the ends of the drop. The induced surface tension difference causes a capillary pressure difference between the two drop ends and r...

Journal: :Crystals 2021

Due to the shortcomings of AgSnO2 as a contact material, models SnO2, Y-SnO2, Mo-SnO2, and Y-Mo-SnO2 were built calculate their electrical mechanical properties based on first principles density functional theory. The Y-Mo co-doped SnO2 was most stable all according enthalpy change impurity formation energy. By analyzing energy band structure states, it shown that doped are still direct bandgap...

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