نتایج جستجو برای: ordered nanoporous carbon

تعداد نتایج: 334661  

A. R. Abbasi A. R. Badiei, G. Mohammadi Ziarani M. Jafarabadi

The phenylthiourea-substituted triethoxysilane as a silane agent was synthesized and grafted on highly ordered nanoporous silica (LUS- 1) with a textured morphology and hexagonal array. This material (Tu-LUS-1) contained 0.8 mmol/g of soft base phenylthiourea group and surface area 760 m2 g-1  and was able to adsorb 0.75 mmolHg/g of TU-LUS-1 in endothermic reaction.

Journal: :international journal of environmental research 2015
s. pourmand m. abdouss a. m. rashidi

nanoporous graphene which is used as nanosorbent was synthesized by chemical vapor deposition method via porous zinc oxide nanocatalyst. the reaction was carried out using methane as the carbon source and hydrogen as the carrier gas in a ratio of 4:1 at the temperature ranging 900-1050°c for 2-50 min. the product was characterized by scanning electron microscopy, transmission electron microscop...

2011
Xi Mi Yunfeng Shi

Gas diffusion in nanoporous carbon includes distinct diffusion modes: surface diffusion on the pore walls and non-surface diffusion away from pore walls. We have performed molecular dynamics (MD) simulations of Ar diffusion in disordered nanoporous carbon. The main objective of this work is to separate the surface diffusion and non-surface diffusion contributions so as to comprehend their respe...

2015
Lorie Trognko Pierre Lecante Nicolas Ratel-Ramond Patrick Rozier Barbara Daffos Pierre-Louis Taberna Patrice Simon

Understanding ion adsorption in nanoporous carbon electrodes is of great importance for designing the next-generation of high energy density electrical double-layer capacitors. In this work, X-ray scattering is used for investigating the impregnation of nanoporous carbons with electrolytes in the absence of applied potential. We are able to show that interactions between the carbon surface and ...

2015
Bogdan K Ostafiychuk Ivan M Budzulyak Bogdan I Rachiy Vitalii M Vashchynsky Volodymyr I Mandzyuk Roman P Lisovsky Lyudmyla O Shyyko

The results of electrochemical studies of nanoporous carbon as electrode material for electrochemical capacitors (EC) are presented in this work. Nanoporous carbon material (NCM) was obtained from the raw materials of plant origin by carbonization and subsequent activation in potassium hydroxide. It is established that there is an optimal ratio of 1:1 between content of KOH and carbon material ...

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