Results 11 to 20 of about 1,999,428 (253)

Carbon nanotubes and carbon nanofibers fabricated on tubular porous Al2O3 substrates

open access: yes, 2022
S.25-33Carbon nanotubes and carbon nanofibers were grown at different temperatures on porous ceramic Al2O3 substrates with single channel geometry by means of a chemical vapor deposition technique using methane as carbon source and palladium as catalyst.
Rettenmayr, M.   +6 more
core   +1 more source

Growth and characterization of pyrene crystals on carbon nanofibers [PDF]

open access: yes, 2009
Pyrene crystals were grown on carbon nanofibers (CNFs) by dispersing pyrene polycrystals and CNFs in water during ultrasonic irradiation, and they were characterized by scanning electron microscopy, X-ray diffractometry (XRD) and spectroscopy.
Kubota, Satoshi   +4 more
core   +1 more source

Boundary layer chemical vapor synthesis of self-organized radial filled-carbon-nanotube structures [PDF]

open access: yes, 2013
We report a new chemical vapor synthesis method that exploits random fluctuations in the viscous boundary layer between a laminar vapor flow and a surface to yield a not previously observed product: radial ferromagnetically filled-carbon-nanotube ...
Baxendale, M.   +5 more
core   +1 more source

Carbon nanofiber modified with osmium based redox polymer for glucose sensing

open access: yesJournal of Electrochemical Science and Engineering, 2017
Electrochemical detection of glucose was performed on carbon nanofibers containing an osmium based redox polymer and using glucose oxidase enzyme. Redox polymer assembled on the nanofibers provided a more stable support that preserved enzyme activity and
Amos Mugweru   +3 more
doaj   +1 more source

Application of Carbon Nanofiber-Modified Concrete in Industrial Building Design

open access: yesInternational Journal of Analytical Chemistry, 2023
In order to explore the influence law and action mechanism of carbon nanofibers on the basic mechanical properties of concrete, the author proposes the mechanical properties and microscopic mechanism of carbon nanofiber-modified concrete.
Tianjie Liu
doaj   +1 more source

Preparation of Co doped carbon nanofibers composites synthesized by electrospinning and its microwave absorption properties

open access: yesCailiao gongcheng, 2019
Carbon nanofibers with various contents of Co nanoparticle were synthesized by a two step process of electrospinning and subsequent heat treatment. The thermal stability,phase composition,microstructure and electromagnetic characteristics of the carbon ...
ZHANG Sa   +3 more
doaj   +1 more source

In-situ Preparation and Electrochemical Performance of an Urchin-like Carbon Nanofibers@LiFePO4 Hybrid

open access: yesInternational Journal of Electrochemical Science, 2012
Carbon nanofibers are in-situ prepared on the surface of LiFePO4 by chemical vapor deposition, resulting in an “urchin-like” hybrid. The microstructure of the nanocomposite is analyzed by XRD, TEM, SEM and N2 absorption.
Xinlu Li   +6 more
doaj   +1 more source

Fabrication of Activated Multiporous Carbon Nanofibers Using Vacuum Plasma for High-Capacity Energy Storage

open access: yesApplied Sciences, 2023
Porous carbon nanofibers are widely used as supercapacitor electrode materials due to their excellent physical adsorption/desorption operation and smooth transport of ions.
Yeonjeong Nam   +3 more
doaj   +1 more source

Surface modification of carbon nanofibers with SiC by heating different SiO vapor sources in argon atmosphere [PDF]

open access: yes, 2014
In order to improve interfacial bonding strength between carbon nanofibers (CNFs) and SiC matrix in CNFs/SiC composites and to disperse CNFs uniformly in the matrix, SiC coating on surface of CNFs was performed in argon atmosphere in the temperature ...
Yamaguchi, Tomohiro   +11 more
core   +1 more source

Hierarchical meso/macro-porous TiO2/graphitic carbon nitride nanofibers with enhanced hydrogen evolution [PDF]

open access: yes, 2021
Constructing a hierarchical structure with tunable pore size is a practical method to improve the capacity of photocatalytic hydrogen production of catalysts.
Zou, Xinxin   +5 more
core   +1 more source

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