نتایج جستجو برای: continuously graded carbon nanotube

تعداد نتایج: 367989  

2012
G. E. Grechnev V. A. Desnenko A. V. Fedorchenko A. S. Panfilov Yu. A. Kolesnichenko

Related Articles Oscillatory characteristics of carbon nanotubes inside carbon nanotube bundles J. Appl. Phys. 112, 124310 (2012) High-voltage electric-field-induced growth of aligned “cow-nipple-like” submicro-nano carbon isomeric structure via chemical vapor deposition J. Appl. Phys. 112, 114310 (2012) Probing molecular interactions on carbon nanotube surfaces using surface plasmon resonance ...

جعفری, سید سجاد, نجاتی, محمد, یاس, محمد حسین,

In this paper, free vibration of carbon nanotube-reinforced functionally graded circular plates with hole has been investigated. Distribution of carbon nanotubes are continuous and the gradual and graded changes of materials through the plate thickness are considered as volume fraction. Considering the linear and non-linear variation of circular plates through the radial direction and also c...

2010
Shaoli Fang Mei Zhang Anvar A. Zakhidov Ray H. Baughman Alan G. MacDiarmid

Introduction We have previously reported downsizing ancient twistbased spinning technology for making continuous, densified nanotube yarns from multi-walled carbon nanotube (MWNT) forests [1]. Such nanotube yarns provide unique properties and property combinations. Despite this important progress, the relationship between nanotube yarn properties and component carbon nanotube properties is not ...

Journal: :Nano letters 2012
Maria Barkelid Gary A Steele Val Zwiller

Carbon nanotubes show vast potential to be used as building blocks for photodetection applications. However, measurements of fundamental optical properties, such as the absorption coefficient and the dielectric constant, have not been accurately performed on a single pristine carbon nanotube. Here we show polarization-dependent photocurrent spectroscopy, performed on a p-n junction in a single ...

2005
J. C. Riddick

A multi-scale method to predict the stiffness and stability properties of carbon nanotube-reinforced laminates has been developed. This method is used in the prediction of the buckling behavior of laminated carbon nanotube-polyethylene composites formed by stacking layers of carbon nanotube-reinforced polymer with the nanotube alignment axes of each layer oriented in different directions. Linki...

Journal: :علوم و تکنولوژی پلیمر 0
غلام باقری مرندی لیلا محمودپور شربیان

hydrogel nanocomposites based on alginate polysaccharide were prepared by graft copolymerization of acrylamide and itaconic acid in the presence of carbon nanotube, using methylene bisacrylamide and ammonium persulfate as crosslinker and initiator, respectively. the synthesized samples were characterized by infrared spectroscopy, thermogravimetric analysis and scanning electron microscopy. the ...

2012
Ahmad E. Islam Frank Du Xinning Ho Sung Hun Jin Simon Dunham John A. Rogers

Related Articles Emission stability enhancement of a tip-type carbon-nanotube-based field emitter via hafnium interlayer deposition and thermal treatment Appl. Phys. Lett. 100, 123103 (2012) Flexible solid-state paper based carbon nanotube supercapacitor Appl. Phys. Lett. 100, 104103 (2012) Permalloy and Co50Pd50 as ferromagnetic contacts for magnetoresistance measurements in carbon nanotubebas...

Journal: :modares journal of medical sciences: pathobiology 2010
fatemeh mottaghitalab vahid mottaghitalab mehdi farokhi nasim amiralian ali eslamifar

objective: nowadays, as the field of neural tissue engineering advances, the fabrication and application of combined structures open a new window of research for the regeneration of nervous system injuries. in this study, chitosan/poly(vinyl alcohol)-carbon nanotube nanocomposites has been exploited as scaffolds. materials and methods: electrospinning was used to fabricate chitosan/poly(vinyl ...

A. H. Javid A. Mashinchian Moradi F. Moattar M. Gorannevis P. Saeeidi

Air Pollution has always been a major problem in metropolises. Volatile organic compounds are one of the major pollutants that are caused by incomplete combustion of fuels in vehicles and gasoline evaporation, especially in fueling stations. Removing these pollutants through traditional methods has always been considered. The paper investigates and studies chemical adsorption behavior of benzen...

Journal: :international journal of nano dimension 0
z. abdi department of chemistry, shahr-e-qods branch, islamic azad university, tehran, iran s. sedaghat department of chemistry, shahr-e-qods branch, islamic azad university, tehran, iran

in this work the synthesis of polyaniline/chitosan/functionalized single- walled carbon nanotube nanocomposite is carried out. for this purpose single -walled carbon nanotubes were reacted with thionyl chloride to change the hydroxyl to acyl chloride groups for improving the react ability. in other step, aniline monomers and chitosan were polymerized in the presence of iron (iii) chloride to sy...

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