نتایج جستجو برای: carbon nanofibers

تعداد نتایج: 286853  

اسماعیلی, فریبا, دوست محمدی, علی, نیکبخت کتولی, سارا,

The aim of this study was to fabricate carbon nanotube (CNT) and bioactive glass nanoparticles (BG) (at levels of 5 and 10 wt%) incorporated electrospun chitosan (CS)/polyvinyl alcohol (PVA) nanofibers for potential neural tissue engineering applications.The morphology, structure, and mechanical properties of the formed electrospun fibrous mats were characterized using...

2017
Kugalur Shanmugam Ranjith Tamer Uyar

332 catalysts, storage devices, etc. Carbon is considered a rich family for nanoscale systems, and it exhibits extensive functionalities which depend on its structural and functional arrangements. But not all members of the carbon family have become relevant for application in modern society. The most promising research has focused on two-dimensional (2D) graphene-based systems, with an exponen...

2006
S. L. Rutledge J. B. Benavides Q. Chen B. W. Jacobs S. P. Song

An investigation of the influence of droplet size conditions and monomer choice on electrospun carbon nanofiber properties is presented. Monomer choices included poly (ε-caprolactone) and poly (methyl methacrylate) with and without the addition of single walled carbon nanotubes. A key property under investigation is the effect of electrospinning conditions on the resulting carbon nanofiber elas...

2010
Mark A. Atwater Jonathan Phillips Zayd C. Leseman

The nature of observed growth of solid carbon on palladium from ethylene-hydrogen mixtures is consistent with the supposition that the primary source of carbon for growth is homogeneously generated radicals. Evidence includes the lack of growth in the absence of a reacting mixture, sharp maxima as a function of temperature, and dramatic differences in temperature of growth as a function of mixt...

2012
M. S. Saavedra L. N. McCartney

Octopus-like carbon nanofibers with leg diameters as small as 9 nm are reported, with a high yield over large areas, using a unique photo-thermal chemical vapour deposition system. The branched nature of these nanostructures leads to geometries ideal for increasing the surface area of contacts for many electronic and electrochemical devices. The manufacture of these structures involves a combin...

2011
Paulo Cardoso Jaime Silva Donald Klosterman José A Covas Ferrie WJ van Hattum Ricardo Simoes Senentxu Lanceros-Mendez

The influence of the dispersion of vapor-grown carbon nanofibers (VGCNF) on the electrical properties of VGCNF/Epoxy composites has been studied. A homogenous dispersion of the VGCNF does not imply better electrical properties. In fact, it is demonstrated that the most simple of the tested dispersion methods results in higher conductivity, since the presence of well-distributed nanofiber cluste...

2014
Erin E. McDonald Landon F. Wallace Gregory J. S. Hickman Kuang-Ting Hsiao

The interlaminar shear response is studied for carbon nanofiber (CNF) modified out-of-autoclave-vacuum-bag-only (OOA-VBO) carbon fiber reinforced plastic (CFRP). Commercial OOA-VBO prepregs were coated with a CNF modified epoxy solution and a control epoxy solution without CNF to make CNF modified samples and control samples, respectively. Tensile testing was used to study the in-plane shear pe...

2014
Lichao Feng Ning Xie Jing Zhong

Carbon nanofiber (CNF), as one of the most important members of carbon fibers, has been investigated in both fundamental scientific research and practical applications. CNF composites are able to be applied as promising materials in many fields, such as electrical devices, electrode materials for batteries and supercapacitors and as sensors. In these applications, the electrical conductivity is...

2005
Rupesh Khare Suryasarathi Bose

Carbon nanofibers and nanotubes are promising to revolutionise several fields in material science and are a major component of nanotechnology. Further market development will depend on material availability at reasonable prices. Nanotubes have a wide range of unexplored potential applications in various technological areas such as aerospace, energy, automobile, medicine, or chemical industry, i...

Journal: :Physical chemistry chemical physics : PCCP 2014
Yu Wan Jun Guan Xudong Yang Quanshui Zheng Zhiping Xu

Recently, air pollution issues have drawn significant attention to the development of efficient air filters, and one of the most promising materials for this purpose is nanofibers. We explore here the mechanism of selective molecular capture of volatile organic compounds in carbon nanotube networks by performing atomistic simulations. The results are discussed with respect to the two key parame...

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