Results 1 to 10 of about 24,814 (163)

Carbon nanofibers based carbon–carbon composite fibers [PDF]

open access: yesDiscover Nano, 2023
Textile grade polyacrylonitrile (PAN) was used as a precursor material for carbon fiber preparation. E-beam irradiated polyacrylonitrile grafted carbon nanofibers were dispersed in polyacrylonitrile solution (dissolved in dimethyl formamide).
Nitilaksha Hiremath   +6 more
doaj   +4 more sources

Carbon Nanofibers: Catalytic Synthesis and Applications [PDF]

open access: yesCatalysis Reviews - Science and Engineering, 2000
Carbon nanofibers (diameter range, 3–100 nm; length range, 0.1–1000 µm) have been known for a long time as a nuisance that often emerges during catalytic conversion of carbon-containing gases. The recent outburst of interest in these graphitic materials originates from their potential for unique applications as well as their chemical similarity to ...
K P De Jong, John W Geus
exaly   +3 more sources

Continuously superior-strong carbon nanofibers by additive nanostructuring and carbonization of polyacrylonitrile jetting [PDF]

open access: yesMicrosystems & Nanoengineering
Carbon nanofibers show the advantages of scale effects on electrical and mechanical properties for applications such as aerospace1,2, automotive3,4, and energy5,6, but have to confront the challenge of maximizing the role of scale effects. Here, a method
Jufeng Deng, Chong Liu, Marc Madou
doaj   +2 more sources

OBTAINING OF CARBON NANOFIBERS BASED ON POLYACRYLONITRILE BY THE METHOD OF ELECTROSPINNING

open access: yesEurasian Physical Technical Journal, 2020
Since carbon nanofibers comprise a continuous reinforcing with high specific surface area, associated with the fact that they can be obtained at a low cost and in a large amount, they have shown to be advantageous compared to traditional carbon ...
A.T. Ospanali   +6 more
doaj   +1 more source

Electrospun cyclodextrin nanofibers as precursor for carbon nanofibers [PDF]

open access: yesJournal of Materials Science, 2020
The carbon nanofibers (CNF) based on the electrospun polymer-free hydroxypropyl-β-cyclodextrin (HPβCD) nanofibers were obtained by the combination of chemical and thermal (pyrolysis) treatment. The thermal and chemical decomposition of HPβCD makes it challenging to obtain persistent CNF from HPβCD nanofibers.
Bhushan Patil   +2 more
openaire   +2 more sources

Fabrication and Thermal Dissipation Properties of Carbon Nanofibers Derived from Electrospun Poly(Amic Acid) Carboxylate Salt Nanofibers

open access: yesMacromolecular Materials and Engineering, 2020
Polyimides (PIs) possess excellent mechanical properties, thermal stability, and chemical resistance and can be converted to carbon materials by thermal carbonization. The preparation of carbon nanomaterials by carbonizing PI‐based nanomaterials, however,
Jia‐Wei Li   +11 more
doaj   +1 more source

Effect of Electrospun Nanofiber Additive on Selected Mechanical Properties of Hardened Cement Paste

open access: yesApplied Sciences, 2020
This study presents an estimation of the mechanical property enhancing mechanism of electrospun-nanofiber-blended cementitious materials. Four types of electrospun nanofibers (NFs) were introduced into Portland cement: nylon 66 nanofibers, tetraethyl ...
Tri N.M. Nguyen   +2 more
doaj   +1 more source

Fabrication of Carbon Nanofibers Decorated with Various Kinds of Metal Oxides for Battery Applications

open access: yesEnergies, 2021
Carbon nanofibers decorated with various metal oxide nanoparticles were fabricated by combining an electrospinning technique of bicomponent polymer mixture and a sol-gel reaction and subsequent carbonization process.
Jung-Pil Lee   +4 more
doaj   +1 more source

Synthesis of CuO by Electrospinning Method for Sensing of Hydrogen and Carbon Monoxide Gases

open access: yesActa Chimica Slovenica, 2021
The pure CuO nanofibers were synthesized via the electrospinning method successfully. The calcinated CuO nanofibers were investigated for sensing hydrogen and carbon monoxide gases.
Abdollah Fallah Shojaei   +1 more
doaj   +1 more source

Thermal and Electrical Characterization of the Carbon Nanofibers Based Cement Composites

open access: yesMedžiagotyra, 2017
The paper describes the influence of chemical modification of vapor grown carbon nanofibers (VGCnFs) on the thermal and electrical properties of the cement composites. The surface modification of nanofibers was performed by means of ozone and nitric acid
Agnieszka ŚLOSARCZYK   +2 more
doaj   +1 more source

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