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Single-walled carbon nanotubes (SWCNTs) in their pristine form have high thermal conductivity whose further improvement has attracted a lot of interest. Some theoretical studies have suggested that the thermal conductivity of a $(10,10)$…

材料科学 · 物理学 2020-02-11 Haikuan Dong , Zheyong Fan , Ping Qian , Tapio Ala-Nissila , Yanjing Su

Fullerence encapsulation has been proven to be a powerful approach to enhance mechanical and electronic properties of the single-walled carbon nanotubes (SWCNTs). However, some discrepancies emerge in recent studies of the fullerence…

材料科学 · 物理学 2018-05-14 Jing Wan , Jin-Wu Jiang

Single-wall carbon nanotubes (SWNTs) were used to augment the thermal transport properties of industrial epoxy. Samples loaded with 1 wt% unpurified SWNT material show a 70% increase in thermal conductivity at 40K, rising to 125% at room…

材料科学 · 物理学 2009-11-07 M. J. Biercuk , M. C. Llaguno , M. Radosavljevic , J. K. Hyun , J. E. Fischer , A. T. Johnson

The mechanical stability of open single wall carbon nanotubes (SWCNT) under axial stress (compression and tension) and twist has been re-examined in a search of specific tube-length and load scaling. SWCNT with different chiralities and…

材料科学 · 物理学 2007-05-23 Ana Proykova , Hristo Iliev

Heat conduction of single-walled carbon nanotubes (SWNTs) isotope-superlattice is investigated by means of classical molecular dynamics simulations. Superlattice structures were formed by alternately connecting SWNTs with different masses.…

材料科学 · 物理学 2009-11-11 Junichiro Shiomi , Shigeo Maruyama

This paper examines the effect of temperature on the structural stability and mechanical properties of 20 layered (10,10) single walled carbon nanotubes (SWCNTs) under tensile loading using an O(N) tight binding molecular dynamics (TBMD)…

材料科学 · 物理学 2009-11-13 G. Dereli , B. Sungu

We combine machine learning (ML)-based neuroevolution potentials (NEP) with anharmonic lattice dynamics and the Boltzmann transport equation (ALD-BTE) to achieve a quantitative and mode-resolved description of thermal transport in…

介观与纳米尺度物理 · 物理学 2026-03-17 Feng Tao , Xiaoliang Zhang , Dawei Tang , Shigeo Maruyama , Ya Feng

Order(N) Tight-Binding Molecular Dynamics (TBMD) simulations are performed to investigate the thermal stability of (10,10) metallic Single-Walled Carbon Nanotubes (SWCNT). Periodic boundary conditions (PBC) are applied in axial direction.…

材料科学 · 物理学 2009-11-13 G. Dereli , B. Sungu , C. Ozdogan

High-density carbon nanotube networks (CNNs) continue to attract interest as active elements in nanoelectronic devices, nanoelectromechanical systems (NEMS) and multifunctional nanocomposites. The interplay between the network nanostructure…

介观与纳米尺度物理 · 物理学 2011-08-11 Myung Gwan Hahm , Hailong Wang , Hyunyoung Jung , Sanghyun Hong , Sung-Goo Lee , Sung-Ryong Kim , Moneesh Upmanyu , Yung Joon Jung

The high-bias electrical transport properties of suspended metallic single-walled carbon nanotubes (SWNTs) are investigated at various temperatures in vacuum, in various gases and when coated with molecular solids. It is revealed that…

介观与纳米尺度物理 · 物理学 2007-05-23 David Mann , Eric Pop , Jien Cao , Qian Wang , Kenneth Goodson , Hongjie Dai

The superconductivity of the 4-angstrom single-walled carbon nanotubes (SWCNTs) was discovered more than a decade ago, and marked the breakthrough of finding superconductivity in pure elemental undoped carbon compounds. The van Hove…

超导电性 · 物理学 2017-07-18 C. H. Wong , E. A. Buntov , R. E. Kasimova , A. F. Zatsepin

The electronic states in isolated single-wall carbon nanotubes (SWCNTs) have been considered as an ideal realization of a Tomonaga-Luttinger liquid (TLL). However, it remains unclear whether one-dimensional correlated states are realized…

Although individual carbon nanotubes (CNTs) are superior as constituents to polymer chains, the mechanical and thermal properties of CNT fibers (CNTFs) remain inferior to commercial synthetic fibers due to the lack of synthesis methods to…

Transparent and conductive films (TCFs) are of great technological importance. The high transmittance, electrical conductivity and mechanical strength make single-walled carbon nanotubes (SWCNTs) a good candidate for their raw material.…

In the present work, the morphology and the electrical and thermal conduction properties of co-continuous poly(vinylidene fluoride) (PVDF), maleated polypropylene (PPgMA) and multiwall carbon nanotubes (CNT) nanostructured blends are…

应用物理 · 物理学 2019-10-31 Samuele Colonna , Zhidong Han , Alberto Fina

High bias electrical transport characteristics of freely suspended metallic single-walled carbon nanotubes (SWNTs) are investigated at 250-400K in vacuum and various gases. Self-heating is exploited to examine the temperature dependence of…

介观与纳米尺度物理 · 物理学 2007-05-23 David Mann , Eric Pop , Jien Cao , Qian Wang , Kenneth Goodson , Hongjie Dai

We develop a continuous theory of low-frequency dynamics for single-walled carbon nanotubes (SWCNTs) weakly interacting with the environment. In the frame of the approach proposed we obtain temperature dependence of SWCNTs specific heat in…

介观与纳米尺度物理 · 物理学 2015-05-20 M. V. Avramenko , I. Yu. Golushko , A. E. Myasnikova , S. B. Rochal

Quantum phonon transport through benzene and alkane chains amide-linked with single wall carbon nanotubes (SWCNTs) is studied within the level of density functional theory. The force constant matrices are obtained from standard quantum…

介观与纳米尺度物理 · 物理学 2009-01-02 J. T. Lü , Jian-Sheng Wang

The thermal properties of a suspended metallic single-wall carbon nanotube (SWNT) are extracted from its high-bias (I-V) electrical characteristics over the 300-800 K temperature range, achieved by Joule self-heating. The thermal…

介观与纳米尺度物理 · 物理学 2015-06-25 Eric Pop , David Mann , Qian Wang , Kenneth Goodson , Hongjie Dai

Structural and thermal characteristics of crystalline ropes of single-wall carbon nanotubes (SWCNTs) are investigated. Novel crystalline ropes of polygonized SWCNTs produced by laser irradiation exhibit rounded-hexagonal cross sections in…

材料科学 · 物理学 2015-10-28 M. J. Lopez , A. Rubio , J. A. Alonsos
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