نتایج جستجو برای: mwcnts

تعداد نتایج: 1876  

2012
Jie Meng Xuelian Cheng Jian Liu Weiqi Zhang Xiaojin Li Hua Kong Haiyan Xu

In this work the effects of four different multiwalled carbon nanotubes (MWCNTs), including long carboxylated (L-COOH), short carboxylated (S-COOH), long aminated (L-NH(2)) and short aminated (S-NH(2)) ones, on the integrity of red blood cells, coagulation kinetics and activation of platelets were investigated with human whole blood. We found that the four MWCNTs induced different degrees of re...

2014
Javed Alam Manawwer Alam Mohan Raja Zainularifeen Abduljaleel Lawrence Arockiasamy Dass

A novel electroactive shape memory polymer nanocomposite of epoxidized linseed oil plasticized polylactic acid and multi-walled carbon nanotubes (MWCNTs) was prepared by a combination of solution blending, solvent cast technique, and hydraulic hot press moulding. In this study, polylactic acid (PLA) was first plasticized by epoxidized linseed oil (ELO) in order to overcome the major limitations...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2015
Yan Chen Yiwei Li Yaohong Ma Qingjun Meng Yan Yan Jianguo Shi

A nanocomposite platform built with multi-walled carbon nanotubes (MWCNTs) and nicotinamide adenine dinucleotide (NAD(+)) via a noncovalent interaction between the large π systems in NAD(+) molecules and MWCNTs on a glassy carbon substrate was successfully developed for the sensitive and selective detection of uric acid (UA) in the presence of ascorbic acid (AA), dopamine (DA). NAD(+) has an ad...

Journal: :Journal of the mechanical behavior of biomedical materials 2011
Kean-Khoon Chew Kah-Ling Low Sharif Hussein Sharif Zein David S McPhail Lutz-Christian Gerhardt Judith A Roether Aldo R Boccaccini

This paper presents the development of novel alternative injectable calcium phosphate cement (CPC) composites for orthopaedic applications. The new CPC composites comprise β-tri-calcium phosphate (β-TCP) and di-calcium phosphate anhydrous (DCPA) mixed with bovine serum albumin (BSA) and incorporated with multi-walled carbon nanotubes (MWCNTs) or functionalized MWCNTs (MWCNTs-OH and MWCNTs-COOH)...

2017
Hong Zhu Ke Li Minglin Chen Hehuan Cao Fanghui Wang

Metal–organic framework (MOF) materials can be used as precursors to prepare non-precious metal catalysts (NPMCs) for oxygen reduction reaction (ORR). Herein, we prepared a novel MOF material (denoted as Co-bpdc) and then combined it with multi-walled carbon nanotubes (MWCNTs) to form Co-bpdc/MWCNTs composites. After calcination, the cobalt ions from Co-bpdc were converted into Co nanoparticles...

Journal: :Coatings 2022

Carbon nanotubes are applied in or considered for different fields of medicine. Among them is the regeneration rebuilding nervous system components, which still lack substantial progress; this field supported by carbon to a great extent as principal material. The limited research on issue has involved PU/silk/MWCNTs, PCL/silk/MWCNTs, PCL/PGS/CNTs, chitin/CNTs, PGF/CNTs, CNTs/PGFs/PLDLA, MWCNTs/...

2006
Anthony J. Miller Ross A. Hatton Ravi P. Silva

Low concentrations of multiwall carbon nanotubes MWCNTs 1 wt % uniformly distributed within the donor layer of a heterojunction organic solar cell are shown to be an effective means of greatly reducing cell series resistance without compromising cell shunt resistance, resulting in an increase in cell fill factor of 50–60%. By chemically functionalizing MWCNTs with polar surface moieties, it is ...

Journal: :Physical review letters 2007
Z H Xia P R Guduru W A Curtin

Molecular dynamics (MD) simulations under transverse shear, uniaxial compression, and pullout loading configurations are reported for multiwall carbon nanotubes (MWCNTs) with different fraction of interwall sp3 bonds. The interwall shear coupling in MWCNTs is shown to have a strong influence on load transfer and compressive load carrying capacity. A new continuum shear-coupled-shell model is de...

Journal: :international journal of nanoscience and nanotechnology 2014
f. pourfayaz sh. boroun j. babaei b. ebrahimi hoseinzadeh

in order to evaluate the adsorption potential of multi-walled carbon nanotubes (mwcnts) for benzene, toluene and xylenes (btx), the adsorption capacities of benzene and toluene on two different mwcnts were measured using a gas-chromatography (gc) and then compared with each other. fourier transform infrared (ftir) was employed to investigate the presence of functional groups on the carbon nanot...

2013
Adam L. Friedman Hyunkyung Chun Don Heiman Yung Joon Jung Latika Menon

Highly disordered multiwalled carbon nanotubes of large outer diameter ( 60 nm) fabricated by means of chemical vapor deposition process inside porous alumina templates exhibit ferromagnetism when annealed in a H2/Ar atmosphere. In the presence of an applied magnetic field, there is a transition from positive to negative magnetoresistance. The transition may be explained in terms of the Bright ...

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