نتایج جستجو برای: graphite nanosheet

تعداد نتایج: 16163  

Journal: :Nature Electronics 2018

Journal: :Journal of energy storage 2023

Biomass-based activated carbon with features combinations of 2D nano-structure, 3D hierarchical porous, and self−/co-doping active heteroatoms have proven excellent performance as sustainable electrodes for high-energy supercapacitors. Therefore, this study aims to obtain nanosheet, pores, self‑oxygen doped from the typical aromatic biomass Indonesian laurel evergreen (ILAE), Laurus nobilis. It...

Journal: :journal of lasers in medical sciences 0
hassan seirafi razi hospital, tehran university of medical sciences, tehran, iran farshad farnaghi razi hospital, tehran university of medical sciences, tehran, iran amirhooshang ehsani razi hospital, tehran university of medical sciences, tehran, iran majid asghari shiekhi razi hospital, tehran university of medical sciences, tehran, iran fatemeh gholamali razi hospital, tehran university of medical sciences, tehran, iran pedram noormohammadpour razi hospital, tehran university of medical sciences, tehran, iran

introduction: port wine stains (pws) are congenital vascular malformations. pulsed dye laser (pdl) is the treatment of choice till now, although many lesions do not respond completely. one of possible options is long pulsed alexandrite laser. some literatures confirmed its efficacy. the aim of the present study is to determine the efficacy of this laser as an option in treating refractory pws i...

Journal: :journal of computational applied mechanics 0
z. sarvi m.sc., faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran m. shariyat professor, faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran m. asgari assistant professor, faculty of mechanical engineering, k.n. toosi university of technology, tehran, iran

a closed form three-dimensional solution is presented for determination of the local buckling (cell buckling) load of the nanosheets. moreover, an expression is proposed for the effective 2d young’s modulus of the unit cell of the nanosheet. in this regard, a three-dimensional efficient space-frame-like geometrical model with angular and extensional compliances is considered to investigate stab...

2005
Sasha Stankovich Richard D. Piner Xinqi Chen Nianqiang Wu SonBinh T. Nguyen Rodney S. Ruoff

Graphite nanoplatelets have recently attracted considerable attention as a viable and inexpensive filler substitute for carbon nanotubes in nanocomposites, given the predicted excellent in-plane mechanical, structural, thermal, and electrical properties of graphite. As with carbon nanotubes, full utilization of graphite nanoplatelets in polymer nanocomposite applications will inevitably depend ...

2010
M. Shafiei

a r t i c l e i n f o The adhesion of Pt to carbon surfaces is an important technological consideration in proton exchange membrane fuel cells (PEMFCs). Thin films of Au, Ti and Cr were deposited on graphite, non-hydrogenated diamond-like carbon (NH-DLC) and hydrogenated DLC (H-DLC) coatings' surfaces using a physical vapour deposition (PVD) process. The friction force curves obtained from slid...

Journal: :iranian journal of science and technology (sciences) 2005
m. barati

the angular dependent magnetoresistance oscillation (admro) of the stage-2 ibr graphiteintercalation compound (gic) was studied between 1.8 k and 110 k in magnetic fields between 1 and 9t. there was a series of peaks in the c-axis resistance as the field direction was changed from the c axisto the (001) plane. the field independence of the angular positions of the peaks, showing that theoscilla...

Journal: :SN applied sciences 2022

Abstract In this work, by means of molecular simulation, we propose two new armchair boron nitride (BN) nanosheets with homonuclear bonds chemical compositions: B 30 N 24 H 18 and 33 21 under the scheme density functional theory at level HSEh1PBE/6–311 + g(d,p). The main characteristic that these contain is are concentrated central zone periphery hexagon (B 3 ) nanosheets, forming pentagonal tr...

Journal: :IEEE Journal of the Electron Devices Society 2023

In this work, an experimental evaluation of Gate-Induce Drain Leakage (GIDL) current is presented for nanowire and nanosheet-based SOI transistors. The effects fin width temperature increase are studied. Obtained results indicate that the in device makes GIDL more sensitive to increase. Three-dimensional numerical simulations have shown despite reverse junction leakage with temperature, nanoshe...

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