نتایج جستجو برای: nanocomposite cylinder

تعداد نتایج: 34820  

Journal: :Nanoscale 2015
Yanjun Zhang Li Jiang Chunru Wang

A porous Sn@C nanocomposite was prepared via a facile hydrothermal method combined with a simple post-calcination process, using stannous octoate as the Sn source and glucose as the C source. The as-prepared Sn@C nanocomposite exhibited excellent electrochemical behavior with a high reversible capacity, long cycle life and good rate capability when used as an anode material for lithium ion batt...

2016
V. An E. Anisimov V. Druzyanova N. Burtsev I. Shulepov M. Khaskelberg

Tribological behavior of Cu-MoS2 and Ag-MoS2 nanocomposite lubricant was studied. Cu nanoparticles produced by electrical explosion of copper wires and Ag nanoparticles prepared by electrospark erosion were employed as metal cladding modifiers of MoS2 nanolamellar particles. The tribological tests showed Cu-MoS2 and Ag-MoS2 nanocomposite lubricants changed the friction coefficient of the initia...

Journal: :Chemical communications 2011
Catherine M Santos Maria Celeste R Tria Regina Aileen May V Vergara Farid Ahmed Rigoberto C Advincula Debora F Rodrigues

The first report on the fabrication and application of a nanocomposite containing poly-N-vinyl carbazole (PVK) polymer and graphene oxide (GO) as an antimicrobial film was demonstrated. The antimicrobial film was 90% more effective in preventing bacterial colonization relative to the unmodified surface. More importantly, the nanocomposite thin film showed higher bacterial toxicity than pure GO-...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2015
Xianghong Xu Yanhui Wang

Based on the principle of fluorescence enhancing, by the strong and specific interreaction between iodide (I(-)) ions and nanoAg on the surface of graphene quantum dots/Ag (GQDs/Ag) nanocomposite, we propose a simple label-free and turn-on method for the detection of I(-) ions with high selectivity and sensitivity by using fluorescent GQDs/Ag nanocomposite in aqueous media.

2018
Andreas Sapalidis Zili Sideratou Katerina N. Panagiotaki Elias Sakellis Evangelos P. Kouvelos Sergios Papageorgiou Fotios Katsaros

Citation: Sapalidis A, Sideratou Z, Panagiotaki KN, Sakellis E, Kouvelos EP, Papageorgiou S and Katsaros F (2018) Fabrication of Antibacterial Poly(Vinyl Alcohol) Nanocomposite Films Containing Dendritic Polymer Functionalized Multi-Walled Carbon Nanotubes. Front. Mater. 5:11. doi: 10.3389/fmats.2018.00011 Fabrication of antibacterial Poly(Vinyl alcohol) nanocomposite Films containing Dendritic...

ژورنال: :مکانیک سازه ها و شاره ها 2013
محمد هادی صداقت محمود یعقوبی محمد جواد مغربی

a steady two-dimensional laminar free convection heat transfer from a cold horizontal isothermal cylinder located above an adiabatic floor is studied both experimentally and numerically. in the experimental measurements the effects of cylinder distance from horizontal floor to its diameter (l/d) on heat transfer coefficient is studied for rayleigh numbers of 3×105 and 6×105. computations are ma...

In this paper, effects of EHD actuators on hydrodynamic behavior and heat transfer of air flow over a circular cylinder were considered. Pressure and temperature distributions around the cylinder were measured in presence of wire-plate EHD actuators. The Reynolds number based on cylinder diameter (d) were 3500, 7000. Experiments were performed for various configurations. Based on obtained resul...

Journal: :Nanoscale 2013
Xinchang Pang Yanjie He Beibei Jiang James Iocozzia Lei Zhao Hanzheng Guo Jin Liu Mufit Akinc Nicola Bowler Xiaoli Tan Zhiqun Lin

Nanocomposites composed of diblock copolymer/ferroelectric nanoparticles were formed by selectively constraining ferroelectric nanoparticles (NPs) within diblock copolymer nanodomains via judicious surface modification of ferroelectric NPs. Ferroelectric barium titanate (BaTiO3) NPs with different sizes that are permanently capped with polystyrene chains (i.e., PS-functionalized BaTiO3NPs) were...

2017
Shaolin Zhang Nguyen Thuy Hang Zhijun Zhang Hongyan Yue Woochul Yang

Figure S1. SEM of g-C3N4/graphene nanocomposite.

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