Results 11 to 20 of about 72,753 (206)

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

Electrospun polyvinyl alcohol/carbon dioxide modified polyethyleneimine composite nanofiber scaffolds [PDF]

open access: yes, 2014
A novel biocompatible polyvinyl alcohol/carbon dioxide modified polyethyleneimine (PVA/PEI-CO2) composite nanofiber was fabricated by a green and facile protocol, which reduces the cytotoxicity of PEI through the surface modification of the PEI with CO2.
Bremner, David H.   +4 more
core   +3 more sources

Diffraction from carbon nanofiber arrays [PDF]

open access: yesOptics Letters, 2011
A square planar photonic crystal composed of carbon nanofibers was fabricated using e-beam lithography and chemical vapor deposition. The diffraction properties of the system were characterized experimentally and compared with theory and numerical simulations. The intensities of the (-1,0) and (-1,-1) diffraction beams were measured as functions of the
Rehammar, R.   +5 more
openaire   +3 more sources

Preparation Methods and Applications of Carbon Nanotubes and Carbon Nanotube Fibers [PDF]

open access: yesE3S Web of Conferences
In recent years, carbon nanotubes have received widespread attention due to their unique structure and properties, making them applicable in various fields.
Liu Zhenjia
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

Ultra-Sensitive Piezo-Resistive Sensors Constructed with Reduced Graphene Oxide/Polyolefin Elastomer (RGO/POE) Nanofiber Aerogels. [PDF]

open access: yes, 2019
Flexible wearable pressure sensors have received extensive attention in recent years because of the promising application potentials in health management, humanoid robots, and human machine interfaces.
Chen, Yuanli   +8 more
core   +2 more sources

Optical properties of carbon nanofiber photonic crystals [PDF]

open access: yes, 2010
Carbon nanofibers (CNF) are used as components of planar photonic crystals. Square and rectangular lattices and random patterns of vertically aligned CNF were fabricated and their properties studied using ellipsometry.
A I Fernandez-Dominguez   +17 more
core   +3 more sources

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

Carbon Nanotubes by a CVD Method. Part II: Formation of Nanotubes from (Mg, Fe)O Catalysts [PDF]

open access: yes, 2002
The aim of this paper is to study the formation of carbon nanotubes (CNTs) from different Fe/MgO oxide powders that were prepared by combustion synthesis and characterized in detail in a companion paper.
Alvarez W. E.   +43 more
core   +3 more sources

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

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