Results 61 to 70 of about 2,203,944 (251)

Synthesis and study the electrical properties of carbon nanotubes- polyvinylchloride composites

open access: yesIraqi Journal of Physics, 2012
The aim of this paper, study the effect of carbon nanotubes on the electrical properties of polyvinylchloride. Samples of polyvinylchloride carbon nanotubes composite prepared by using hot press technique.
Ahmed Hashim
doaj  

A Theoretical Model of Laser Heating Carbon Nanotubes

open access: yesNanomaterials, 2018
We present a theoretical model of laser heating carbon nanotubes to determine the temperature profile during laser irradiation. Laser heating carbon nanotubes is an essential physics phenomenon in many aspects such as materials science, pharmacy, and ...
Syahril Siregar   +2 more
doaj   +1 more source

Optical Absorption and Raman Spectroscopy Study of the Fluorinated Double-Wall Carbon Nanotubes [PDF]

open access: yes, 2006
Double-wall carbon nanotube (DWNT) samples have been fluorinated at room temperature with varied concentration of a fluorinating agent BrF3. Content of the products estimated from X-ray photoelectron data was equal to CF0.20 and CF0.29 in the case of ...
Flahaut, Emmanuel   +8 more
core   +1 more source

Dimensionality‐Driven Interfacial Electronic Coupling in Carbon‐Supported Gd‐CuO Catalysts for Selective CO2 Electroreduction to Ethylene

open access: yesAdvanced Functional Materials, EarlyView.
The 2D carbon‐supported Gd–CuO exhibits strong interfacial electronic coupling, abundant oxygen vacancies, and highly exposed active sites, enabling efficient CO enrichment and C─C coupling toward selective and durable CO2‐to‐C2H4 conversion. ABSTRACT Copper‐based catalysts are promising for electrochemical CO2 reduction toward value‐added chemicals ...
Xueya Zhu   +11 more
wiley   +1 more source

Graphene and Carbon Nanotubes Synergistically Improved the Thermal Conductivity of Phenolic Resin

open access: yesMATEC Web of Conferences, 2017
People discover the synergistic effect of graphene and carbon nanotubes on heat conduction in graphene carbon nanotubes / epoxy resin hybrid composites. In this article we added them into the phenolic resin and test the thermal conductivity. We found the
Wang Han
doaj   +1 more source

Investigation of the cytotoxicity of CCVD carbon nanotubes towards human umbilical vein endothelial cells [PDF]

open access: yes, 2006
The cytotoxicity of different samples of carbon nanotubes synthesised by catalytic chemical vapour deposition was investigated towards human umbilical vein endothelial cells, using two cytotoxicity standard assays (neutral red assay for the cell ...
Flahaut, Emmanuel   +4 more
core   +1 more source

Self‐Assembled Crystalline Peptoid Nanomaterials as Metal‐Free Enzyme Mimics for Enhanced Carbon Dioxide Hydration and Precipitation

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by metal‐free carbonic anhydrases (CAs) that achieve efficient catalysis without metal cofactors, we herein report a sequence‐defined supramolecular peptoid platform that mimics metal‐free CAs and exhibits hydrolytic activity via a supramolecular assembly‐mediated proton‐transfer mechanism.
Progyateg Chakma   +8 more
wiley   +1 more source

Influence of carbon nanotubes on the properties of films of polypropylene prepared by film blowing [PDF]

open access: yes, 2008
The influence of carbon nanotubes on mechanical and bielongational properties of films of polypropylene prepared with film blowing technique were studied.
Iannace, Francesca
core   +1 more source

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

Re-agglomeration of carbon nanotubes in two-part epoxy system; influence of the concentration [PDF]

open access: yes, 2007
Carbon nanotubes, because of their exceptional mechanical properties, are one of the potential reinforcements for polymers in near future. Before substituting these nanocomposites in commercial applications, there are many problems, like dispersion ...
Inam, Fawad, Peijs, Ton
core  

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