Results 21 to 30 of about 36,797 (298)

Textural Characterization of Micro- and Mesoporous Carbons Using Combined Gas Adsorption and n-Nonane Preadsorption [PDF]

open access: yes, 2013
Porous carbon and carbide materials with different structures were characterized using adsorption of nitrogen at 77.4 K before and after preadsorption of n-nonane.
Borchardt, Lars   +5 more
core   +2 more sources

Production of carbon nanotubes over Fe-FSM-16 catalytic material: effect of acetylene flow rate and CVD temperature [PDF]

open access: yes, 2013
In this article, a high-yield synthesis of high-quality CNTs using Fe catalysts trapped within channels of Folded Sheet Mesoporous Materials, FSM-16 by Chemical Vapor Deposition CVD using acetylene as a hydrocarbon source is reported.
Okyay, Firuze   +6 more
core   +4 more sources

In-situ synthesis of interconnected SWCNT/OMC framework on silicon nanoparticles for high performance lithium-ion batteries

open access: yesGreen Energy & Environment, 2016
In spite of silicon has a superior theoretical capacity, the large volume expansion of Si anodes during Li+ insertion/extraction is the bottle neck that results in fast capacity fading and poor cycling performance.
Weiwei Li   +5 more
doaj   +1 more source

Recent Advances in Graphene-Based Mesoporous Nanosheets for Supercapacitors

open access: yesC, 2023
Among typical energy storage devices, supercapacitors play a predominant role in industry and our life owing to their rapid charge/discharge rate, superior lifespan, high power density, low cost, and outstanding safety.
Wenbei Bo   +4 more
doaj   +1 more source

Encapsulation of water insoluble drugs in mesoporous silica nanoparticles using supercritical carbon dioxide [PDF]

open access: yes, 2011
Mesoporous silica nanoparticles MCM – 41 were synthesized with two dimensional hexagonal p6mm symmetry, high specific surface area(~ 980m2/g) narrow pore size and an average particle size of 186 nm.
Chirmade, U. N.   +5 more
core   +1 more source

Electrochemical Hydrogen Storage in a Highly Ordered Mesoporous Carbon

open access: yesFrontiers in Energy Research, 2014
A highly order mesoporous carbon has been synthesized through a strongly acidic, aqueous cooperative assembly route. The structure and morphology of the carbon material were investigated using TEM, SEM and nitrogen adsorption-desorption isotherms.
Dan eLiu   +9 more
doaj   +1 more source

Catalytic Behaviour of Mesoporous Cobalt-Aluminum Oxides for CO Oxidation [PDF]

open access: yes, 2014
Ordered mesoporous materials are promising catalyst supports due to their uniform pore size distribution, high specific surface area and pore volume, tunable pore sizes, and long-range ordering of the pore packing.
Bordoloi, Ankur   +7 more
core   +3 more sources

Metal-Free Counter Electrode for Efficient Dye-Sensitized Solar Cells through High Surface Area and Large Porous Carbon

open access: yesInternational Journal of Photoenergy, 2011
Highly efficient, large mesoporous carbon is fabricated as a metal-free counter electrode for dye-sensitized solar cells. The mesoporous carbon shows very high energy conversion efficiency of 7.1% compared with activated carbon.
Pavuluri Srinivasu   +3 more
doaj   +1 more source

The Effect of Mesoporous Carbon Nitride Modification by Titanium Oxide Nanoparticles on Photocatalytic Degradation of 1,3-Dinitrobenzene [PDF]

open access: yesKemija u Industriji, 2015
In the present work, well ordered, mesoporous carbon nitride (MCN) sorbent with uniform mesoporous wall, high surface area and pore volume has been fabricated using the simple polymerization reaction between ethylene diamine and carbon tetrachloride in ...
Seyyed Ershad Moradi
doaj   +1 more source

Carbon-Dot-Sensitized, Nitrogen-Doped TiO2in Mesoporous Silica for Water Decontamination through Nonhydrophobic Enrichment-Degradation Mode [PDF]

open access: yes, 2015
Mesoporous silica synthesized from the co-condensation of tetraethoxysilane and silylated carbon dot containing amide group has been adopted as the carrier for the in-situ growth of TiO2 through an impregnation-hydrothermal crystallization process ...
Asahi   +44 more
core   +1 more source

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