نتایج جستجو برای: Graphitic mesoporous carbon

تعداد نتایج: 290670  

2016
Yangang Wang Xia Bai Fei Wang Hengfei Qin Chaochuang Yin Shifei Kang Xi Li Yuanhui Zuo Lifeng Cui

Highly ordered mesoporous graphitic carbon was synthesized from a simple surfactant-assisted nanocasting route, in which ordered mesoporous silica SBA-15 maintaining its triblock copolymer surfactant was used as a hard template and natural soybean oil (SBO) as a carbon precursor. The hydrophobic domain of the surfactant assisted SBO in infiltration into the template's mesoporous channels. After...

Journal: :iranian journal of chemistry and chemical engineering 0

a novel sulfur nanocomposite was fabricated based on graphitic mesoporous carbon.the graphitic mesoporous carbon was synthesized using sucrose as carbon precursor, nano caco3 as hard template and nickel nitrate as graphitization catalyst. the structural properties of the prepared material were characterized using powder x-ray diffraction (xrd), n2-adsorption/desorption and scanning electron mic...

A novel sulfur nanocomposite was fabricated based on graphitic mesoporous carbon.The graphitic mesoporous carbon was synthesized using sucrose as carbon precursor, nano CaCO3 as a hard template and nickel nitrate as graphitization catalyst. The structural properties of the prepared material were characterized using powder X-Ray Diffraction (XRD), N2-adsorption/de...

Ehsanollah Amereh Leila Torkian Nourali Mohammadi

In the present study, a type of graphitic mesoporous carbon (denoted as GMC) is synthesized and its structural properties were characterized by nitrogen physisorption isotherms, transmission electron microscopy and Raman spectroscopy. According to BET and BJH methods, the specific surface area (SBET) and the average pore diameter of GMC are estimated to be 720 m2/g and 3.4 nm, respectively....

Journal: :Chemical communications 2012
Panpan Su Liang Jiang Jiao Zhao Jingwang Yan Can Li Qihua Yang

Mesoporous graphitic carbon nanodisks with hierarchical porous structure, facilely fabricated by catalytic carbonization of iron-based coordination polymer nanodisks, exhibit high capacitance even at high scan rates as electrode materials for electrochemical double layer capacitors.

Journal: :Chemical communications 2005
An-Hui Lu Wen-Cui Li Nina Matoussevitch Bernd Spliethoff Helmut Bönnemann Ferdi Schüth

The fabrication of carbon-shell protected cobalt nanoparticles and hollow graphitic shells has been achieved via a pyrolysis process by using monodispersed cobalt nanoparticles as a template. These materials are mesoporous and highly stable under strong acidic and basic conditions.

Journal: :Chemical communications 2014
E Negro M Dieci D Sordi K Kowlgi M Makkee G J M Koper

We report on the production of Carbon Nano Networks (CNNs) from dense microemulsions in which catalyst nanoparticles have been synthesized. CNNs are 3D carbon networks, consisting of branches and junctions, and are mesoporous, graphitic, and conductive being suitable as electrode materials.

2014
Dan Liu Chao Zeng Haolin Tang Dong Zheng Rong Li Deyu Qu Zhizhong Xie Jiahen Lei Liang Xiao Deyang Qu

*Correspondence: Deyu Qu, Wuhan University of Technology, 122 Luoshi Road, Wuhan, Hubei, China 430070 e-mail: [email protected]; Deyang Qu, University of Massachusetts Boston, 100 Morrissey Blvd., Boston, MA 02482, USA e-mail: [email protected] A highly ordered mesoporous carbon (HOMC) has been synthesized through a strongly acidic, aqueous cooperative assembly route. The structure and morpho...

Journal: :quarterly journal of applied chemical research 2015
leila torkian nourali mohammadi ehsanollah amereh

Journal: :ACS applied materials & interfaces 2014
Kai Zhou Weijia Zhou Xiaojun Liu Yan Wang Jinquan Wan Shaowei Chen

Nitrogen self-doped porous carbon was prepared by calcination treatment of surplus sludge, a toxic byproduct from microbial wastewater treatments, and exhibited a mesoporous structure, as manifested in scanning and transmission electron microscopic measurements. Nitrogen adsorption/desorption studies showed that the porous carbon featured a BET surface area as high as 310.8 m(2)/g and a rather ...

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