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Carbon nanotube

Carbon Nanohorn Reinforced Nanocomposites...

Submitted by Kmomeni on

I have formulated a shear-lag model for calculating the variation of stress along carbon nanohorns (CNHs), which are conical shaped wrapped carbon sheets, embedded in an epoxy matrix under axial loading.  I found that the stress distribution along the length of CNHs depends on the cone angle of these structures and maximum normal axial stress has a smaller value in CNHs compared to a carbon nanotube (CNT) with same cross-section as of the CNH's tip.  Furthermore, I read an article stating that synthesis of CNHs are easier compared to CNTs.  However, the only article I could f

Nonlinear free and forced vibration analysis of a single-walled carbon nanotube using shell model

Submitted by payam.soltani on
Payam Soltani, J. Saberian, R. Bahramian, and A. Farshidianfar
 
 
In this Paper, the nonlinear free and force vibration of a single-walled carbon nanotube (SWCNT) with simply supported ends is
investigated based on von Karman’s geometric nonlinearity. The SWCNT described as an individual shell and the Donnell’s
equations of cylindrical shells are used to obtain the governing equations. The Galerkin's procedure is used to discretized partial

A one-dimensional Rod Model for Carbon Nanotubes

Submitted by Ajeet Kumar on

We recently published a paper in International Journal of Solids and Structures titled "A rod model for three dimensional deformations of single walled carbon nanotubes".(paper attached)

http://www.sciencedirect.com/science/article/pii/S0020768311002149

van der Waals interaction controls orientations of single-walled carbon nanotubes on quartz during growth

Submitted by Jianliang Xiao on
Single-walled carbon nanotubes (SWNTs) possess extraordinary electrical and mechanical properties, with many possible applications in electronics and materials science. Dense, horizonally aligned arrays of linearly configured SWNTs represent perhaps the most attractive and scalable way to implement this class of nanomaterial in practical systems. Recent work shows that templated growth of tubes on certain crystalline substrates (e.g. quartz) yields arrays with the necessary levels of perfection, as demonstrated by the formation of devices and full systems on quartz.

NANOSHEL

Submitted by Nanoshel on

NANOSHEL makes more than 50 types of products, among which the main products are nanotubes, SWCNT´s, MWCNT´s, nanoparticles,. These products are widely used in the fields such as textile industry, ceramics, chemical fiber, plastics, coatings, cosmetics, rubber, electrical and electronic equipments, electric power generation and boiler and so on.