English
Related papers

Related papers: Evaluating the System Compliance in Testing Carbon…

200 papers

Composites of direct-spun carbon nanotube (CNT) mats and epoxy are manufactured and tested in order to determine their mechanical and electrical properties. The mats are spun directly from a floating catalyst, chemical vapour deposition…

Applied Physics · Physics 2019-05-22 Wei Tan , Joe C. Stallard , Fiona R. Smail , Adam M. Boies , Norman A. Fleck

Coiled Carbon Nanotubes (CCNTs) are increasingly set to become a vital factor in the new generation of nanodevices and energy-absorbing materials due to their outstanding properties. In the following work, the multi-objective optimization…

Materials Science · Physics 2021-03-16 Ehsan Shahini , Fazel Rangriz , Ali Karimi Taheri

The current study presents the natural vibrations of single-walled carbon nanotubes (SWCNTs) using the nonlocal theory of elasticity. The study will help to develop nanodevices. The study focuses on the natural vibrations of curved or…

Dynamical Systems · Mathematics 2023-08-08 Shahid Mubasshar

The optical absorption spectrums of nanomotors made from double-wall carbon nanotubes have been calculated with the time-dependent density functional based tight binding method. When the outer short tube of the nanomotor moves along or…

Mesoscale and Nanoscale Physics · Physics 2017-01-04 Baomin Wang , Xuewei Cao , Zhan Wang , Yong Wang , Kaihui Liu

The use of carbon nanotube (CNT) field-effect transistors (FETs) in microwave circuit design requires an appropriate, immediate and efficient description of their performance. This work describes a technique to extract the parameters of an…

The DUNE neutrino experiment far detector has a fiducial mass of 40 kt. The O(1 M) readout channels are distributed over the 4 x 10kt modules and need to be synchronized to O( 10 ns ) with a reliable, simple, affordable system. For the…

Instrumentation and Detectors · Physics 2020-03-18 David Cussans

We used residual gas analysis (RGA) to identify the species desorbed during field emission (FE) from a carbon nanotube (CNT) fiber. The RGA data show a sharp threshold for H2 desorption at an external field strength that coincides with a…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 P. T. Murray , T. C. Back , M. M. Cahay , S. B. Fairchild , B. Maruyama , N. P. Lockwood , M. Pasquali

We determined the frequency dependent effective permittivity of a large ternary network of randomly positioned resistors, capacitors, and diodes. A linear circuit analysis of such systems is shown to match the experimental dielectric…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 D. S. Bychanok , A. G. Paddubskaya , P. P. Kuzhir , S. A. Maksimenko , C. Brosseau , J. Macutkevic , S. Bellucci

Owing to their distinct properties, carbon nanotubes (CNTs) have emerged as promising candidate for field emission devices. It has been found experimentally that the results related to the field emission performance show variability. The…

Materials Science · Physics 2009-09-29 N. Sinha , D. Roy Mahapatra , J. T. W. Yeow , R. V. N. Melnik

Macroscopic fibers of carbon nanotubes (CNT) have emerged as an ideal architecture to exploit the exceptional properties of CNT building blocks in applications ranging from energy storage to reinforcement in structural composites.…

Vibration reduction is of great importance in various engineering applications, and a material that exhibits good vibration damping along with high strength and modulus has become more and more vital. Owing to the superior mechanical…

Materials Science · Physics 2017-11-07 Jingna Zhao , Fulin Wang , Xin Zhang , Linjie Liang , Xueqin Yang , Qingwen Li , Xiaohua Zhang

The dependence of the interwall conductance on distance between walls and relative positions of walls are calculated at the low voltage by Bardeen method for (n,n)@(2n,2n) double-walled carbon nanotubes (DWCNTs) with n = 5, 6, ..., 10. The…

Mesoscale and Nanoscale Physics · Physics 2010-04-26 N. A. Poklonski , Nguyen Ngoc Hieu , E. F. Kislyakov , S. A. Vyrko , A. I. Siahlo , A. M. Popov , Yu. E. Lozovik

In this work, a coarse-grained (CG) model of carbon nanotube (CNT) reinforced polymer matrix composites is developed. A distinguishing feature of the CG model is the ability to capture interactions between polymer chains and nanotubes. The…

Applied Physics · Physics 2017-04-25 Behrouz Arash , Harold S. Park , Timon Rabczuk

Large area carbon nanotube (CNT) cathodes made from yarns, films or fibers have long been promising as next generation electron sources for high power radio frequency (rf) and microwave vacuum electronic devices. However, experimental…

Applied Physics · Physics 2023-01-18 Taha Y. Posos , Sergey V. Baryshev

The interaction and tunneling conductance between oppositely located ends of coaxial carbon nanotubes are studied by the example of two (11,11) nanotubes with open ends terminated by hydrogen atoms. The Green function formalism is applied…

Mesoscale and Nanoscale Physics · Physics 2014-06-16 A. M. Popov , I. V. Lebedeva , A. A. Knizhnik , Yu. E. Lozovik , N. A. Poklonski , A. I. Siahlo , S. A. Vyrko , S. V. Ratkevich

Microtribological properties of vertically-aligned carbon-nanotube (VACNT) films have been studied. Adhesion forces were obtained by measuring force-displacement curves. Friction experiments were conducted in reciprocating sliding…

Materials Science · Physics 2008-12-18 H. Kinoshita , Ippei Kume , Masahito Tagawa , N. Ohmae , Viviane Turq , J. M. Martin

We investigate the electronic instabilities in carbon nanotubes (CNs), looking for the break-down of the one dimensional Luttinger liquid regime due to the strong screening of the long-range part of the Coulomb repulsion. We show that such…

Superconductivity · Physics 2009-11-13 S. Bellucci , M. Cini , P. Onorato , E. Perfetto

We demonstrate that AC arc discharge under de-ionized water which has been recently used for carbon nanotubes (CNT) production can be modified to increase the quantity and quality of carbon nanotubes by applying a magnetic field. The carbon…

Materials Science · Physics 2013-08-28 V. K. Jindal , K. Dharamvir , Vitisha Suman , Mepam Tsomo

The susceptibility to delamination is one of the main concerns in fiber reinforced polymer composites (FRPs). This work demonstrates improvements of 60% in Mode-I fracture toughness after integration of thin (~30 micron), continuous veils…

Applied Physics · Physics 2019-07-15 Yunfu Ou , Carlos González , Juan José Vilatela

We briefly review the status of the application of carbon nanotubes (CNTs) for future interconnects and present results concerning possible integration schemes. Growth of single nanotubes at lithographically defined locations (vias) has…

Materials Science · Physics 2007-05-23 Franz Kreupl , Andrew P. Graham , Maik Liebau , Georg S. Duesberg , Robert Seidel , Eugen Unger