Results 41 to 50 of about 45,435 (280)

On the positron annihilation spectroscopy and tensile behavior of COOH-MWCNT/epoxy nanocomposites [PDF]

open access: yesJournal of Particle Science and Technology
Positron Annihilation Lifetime Spectroscopy (PALS) is sensitive to the material voids/free volume on the atomic scale. For this reason, this method has been used as a unique technology to measure the free volume and structural defects in polymers in ...
Mohammad Koohkan   +2 more
doaj   +1 more source

The effects of surface modifications of multiwalled carbon nanotubes on their dispersibility in different solvents and poly(ether ether ketone) [PDF]

open access: yes, 2014
The effects of surface modifications of multi-walled carbon nanotubes (MWCNTs) on their dispersibility in different solvents and poly (ether ether ketone) (PEEK) have been studied.
Cao, Zongshuang   +4 more
core   +1 more source

Investigation of damping and toughness properties of epoxy-based nanocomposite using different reinforcement mechanisms: polymeric alloying, nanofiber, nanolayered, and nanoparticulate materials

open access: yesScience and Engineering of Composite Materials, 2015
In this study, structural damping and toughness characteristics of epoxy-based nanocomposite containing four different mechanisms of reinforcing investigated.
Rostamiyan Yasser   +2 more
doaj   +1 more source

A Novel Laccase Immobilization Approach Using Simultaneously Electrodeposition of 3, 4-Ethylenedioxythiophene, Gold Nanoparticles and Functionalized Multi-Walled Carbon Nanotube to Detect Catechol [PDF]

open access: yesNanochemistry Research, 2020
Laccases are phenoloxidases, that can oxide phenolics. Catechol (1,2-dihydroxybenze) is one of the phenolics that is broadly utilized in various industries.
Shahad Abdul Rasol Albayati   +3 more
doaj   +1 more source

Super-Hydrophobic Multi-Walled Carbon Nanotube Coatings for Stainless Steel

open access: yes, 2015
We have taken advantage of the native surface roughness and the iron content of AISI 316 stainless steel to direct grow multi-walled carbon nanotube (MWCNT) random networks by chemical vapor deposition (CVD) at low-temperature ($< 1000^{\circ}$C ...
Cacciotti, Ilaria   +5 more
core   +1 more source

Different sensing mechanisms in single wire and mat carbon nanotubes chemical sensors [PDF]

open access: yes, 2014
Chemical sensing properties of single wire and mat form sensor structures fabricated from the same carbon nanotube (CNT) materials have been compared.
Biró, L. P.   +7 more
core   +2 more sources

Oxidation and silanization of MWCNTs for MWCNT/vinyl ester composites

open access: yesExpress Polymer Letters, 2011
Chemical functionalization of multi-wall carbon nanotubes (MWCNTs) is conducted by means of acid oxidation, direct silanization of the as-received MWCNTs and a sequential treatment based on oxidation and silanization. Polymer composites made from the functionalized MWCNTs and a vinyl ester resin are fabricated and tested in compression.
F. Aviles   +3 more
openaire   +2 more sources

Experimental Studies on the Thermal Performance of MWCNT-based Transformer Oil in a Plate-Fin Heat Exchanger

open access: yesAdvances in Mechanical and Materials Engineering
In this paper, thermal performance of transformer oil enhanced with addition of multi-walled carbon nanotubes (MWCNTs) in a plate-fin heat exchanger is experimentally determined.
Devireddy Sandhya   +2 more
doaj   +1 more source

Mechanical and Microstructural Characteristics of Rotary Friction Welded SS316L and Pure Copper with Added MWCNT Nano Additives

open access: yesMedžiagotyra, 2023
This study explores the novel design of geometric rubbing profiles on rotary friction welding for enhanced mechanical clamping in joining dissimilar alloys such as copper and stainless steel 316L.
Martin Charles MARK   +2 more
doaj   +1 more source

Nanopores of carbon nanotubes as practical hydrogen storage media [PDF]

open access: yes, 2005
We report on hydrogen desorption mechanisms in the nanopores of multiwalled carbon nanotubes (MWCNTs). The as-grown MWCNTs show continuous walls that do not provide sites for hydrogen storage under ambient conditions.
Goddard, William A., III   +8 more
core   +1 more source

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