نتایج جستجو برای: walled carbonnanotube

تعداد نتایج: 14548  

2004
N. Nishimura Y. J. Liu

The boundary integral equation (BIE) method is applied for the thermal analysis of fiber-reinforced composites, particularly the carbon-nanotube (CNT) composites, based on a rigid-line inclusion model. The steady state heat conduction equation is solved using the BIE in a two-dimensional infinite domain containing line inclusions which are assumed to have a much higher thermal conductivity (lik...

Journal: :Chemical communications 2012
Tanmoy Kar Subhra Kanti Mandal Prasanta Kumar Das

The influence of pristine SWNTs in supramolecular hydrogelation of amphiphilic dipeptide carboxylates is delineated. The developed SWNT-nanohybrids with notable mechanical strength act as a scaffold for superior peroxidase activity of cytochrome c in organic media.

Journal: :Journal of colloid and interface science 2009
D W H Fam A I Y Tok

This communication reports on the novel work of creating a transistor channel based on functionalized single-walled carbon nanotubes (SWNTs) via electrostatic atomization deposition. The current method of drop-cast though convenient was unable to produce replicable transistor device due to its inherent inability in controlling the volume of liquid being drop-cast. Hence, this method of electros...

Background: Drugs, especially antibiotics, are one of the serious problems of modern life and the main pollution sources of the environment, especially in the last decade, which are harmful to human health and environment. The aim of this study was to investigate the removal of penicillin G from aqueous solutions using single-walled and multi-walled carbon nanotubes. Methods: In this study, t...

Journal: :Chemical communications 2011
Shimou Chen Hong En Lim Yasumitsu Miyata Ryo Kitaura Yoshio Bando Dmitri Golberg Hisanori Shinohara

We have developed a two-step filling process for the nano-reaction of ionic liquid in a tip-closed SWNT, where fullerenes are inserted at the end of the host SWNT as a plug to prevent the leakage of the confined ionic liquid during heat treatment.

Journal: :Journal of the American Chemical Society 2011
Xiaoxia Yang Lei Liu Muhong Wu Wenlong Wang Xuedong Bai Enge Wang

We present an innovative wet-chemistry-assisted nanotube-substitution reaction approach for the highly efficient synthesis of boron- and nitrogen-codoped single-walled carbon nanotubes (B(x)C(y)N(z)-SWNTs) in bulk quantities. The as-synthesized ternary system B(x)C(y)N(z)-SWNTs are of high purity and quality and have fairly homogeneous B and N dopant concentrations. Electrical transport measure...

Journal: :international journal of optimaization in civil engineering 0
p. sharafi m. mortazavi m. askarian m. e. uz c. zhang j. zhang

graph theory based methods are powerful means for representing structural systems so that their geometry and topology can be understood clearly. the combination of graph theory based methods and some metaheuristics can offer effective solutions for complex engineering optimization problems. this paper presents a charged system search (css) algorithm for the free shape optimizations of thin-wall...

ژورنال: طلوع بهداشت یزد 2014
احرام پوش, محمد حسن , اسماعیلی, حبیب الله , امراللهی, محسن, سلیمانی خمارتاش , قربان, علیدادی, حسین , قانعیان, محمد تقی , نجف پور, علی اصغر,

Abstract Introduction: The heavy metals are the most important pollutant that their concentration in environment is increasing with cities and industrials developing. One of this metals is chromium that in the trivalent and hexavalent oxidation state used in industries such as electroplating, glass, ceramic, tannery and leather. Hexavalent chromium has proven several health hazards such as a c...

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