Results 1 to 10 of about 73,338 (185)

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

Lignin-Based Electrospun Carbon Nanofibers [PDF]

open access: yesFrontiers in Materials, 2019
The article summarizes the scientific progress that has occurred in the past several years in regard to the preparation of carbon nanofibers from lignin as a low-cost environmentally-friendly raw material using electrospinning. It presents an overview of
Manish Kumar   +3 more
doaj   +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

Delamination resistant composites by interleaving bio-based long-chain polyamide nanofibers through optimal control of fiber diameter and fiber morphology [PDF]

open access: yes, 2020
In this work an innovative electrospinning system is proposed that simultaneously has an adequate temperature resistance, a high increase in mode I (þ51%) and mode II (þ96%) delamination performance and can be commercially produced.
Daelemans, Lode   +5 more
core   +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

Carbon Nanofiber Production [PDF]

open access: yesJournal of Industrial Ecology, 2008
SummaryHolistic understanding of nanotechnology using systems analysis tools is essential for evaluating claims about the potential benefits of this emerging technology. This article presents one of the first assessments of the life cycle energy requirements and environmental impact of carbon nanofibers (CNFs) synthesis.
Vikas Khanna   +2 more
openaire   +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

Electrical conductivity of carbon nanofiber reinforced resins: potentiality of Tunneling Atomic Force Microscopy (TUNA) technique [PDF]

open access: yes, 2003
Epoxy nanocomposites able to meet pressing industrial requirements in the field of structural material have been developed and characterized. Tunneling Atomic Force Microscopy (TUNA), which is able to detect ultra-low currents ranging from 80 fA to 120 ...
Raimondo1, Marialuigia   +8 more
core   +3 more sources

Polyacrylonitrile Nanofiber Optimization as Precursor of Carbon Nanofibers for Supercapacitors

open access: yesJournal of Innovative Science and Engineering, 2020
Polyacrylonitrile (PAN) nanofibers are one of the primary precursors in the production of carbon nanofibers. The nanofiber morphology is significantly affected by the process parameters such as polymer concentration, distance, applied voltage and feed ...
Yasin ALTIN, Ayşe BEDELOGLU
doaj   +1 more source

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