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This work represents the first electro-thermal study of metallic single-wall carbon nanotubes (SWNTs) for interconnect applications. Experimental data and careful modeling reveal that self-heating is of significance in short (1 < L < 10 um)…

Mesoscale and Nanoscale Physics · Physics 2016-11-15 Eric Pop , David Mann , John Reifenberg , Kenneth Goodson , Hongjie Dai

Proximity effect on field-effect characteristic (FEC) in double-wall carbon nanotubes (DWCNTs) is investigated. In a semiconductor-metal (S-M) DWCNT, the penetration of electron wavefunctions in the metallic shell to the semiconducting…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Jie Lu , Sun Yin , Z. Z. Sun , X. R. Wang , L. M. Peng

The spontaneous decay of an excited state of an emitter placed in the vicinity of a metallic single-wall carbon nanotube (SWNT) was examined theoretically. The emitter-SWNT coupling strongly depends on the position of the emitter relative…

Mesoscale and Nanoscale Physics · Physics 2021-07-02 A. M. Nemilentsau , G. Ya. Slepyan , S. A. Maksimenko , A. Lakhtakia , S. V. Rotkin

Single-walled carbon nanotubes (SWNTs) have many interesting properties; they may be metallic or semiconducting depending on their diameter and helicity of the graphene sheet. Hydrostatic or quasi-hydrostatic high pressures can probe many…

Materials Science · Physics 2009-11-10 R. Falconi , J. A. Azamar , R. Escudero

Single walled carbon nanotubes (SWNT) have displayed a wealth of quantum transport phenomena thus far. Defect free, unperturbed SWNTs with wellbehaved or tunable metal contacts are important to probing the intrinsic electrical properties of…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 Jien Cao , Qian Wang , Hongjie Dai

Interactions between atoms of bound single-walled carbon nanotubes (SWNTs) are known to cause measurable distortion to the tube's original circular cross-section frame. High-resolution transmission electron microscope (TEM) investigation…

Materials Science · Physics 2007-05-23 Z. R. Abrams , Y. Hanein

We investigate the stable structures of Fe-filled single-walled carbon nanotubes (SWNTs) on Ni(111), using density functional theory calculations. We find stable geometries and electronic states for the nanotube on Ni(111). We propose the…

Materials Science · Physics 2009-11-11 Melanie David , Tomoya Kishi , Masanori Kisaku , Hiroshi Nakanishi , Hideaki Kasai

We present a novel floating catalyst synthesis route for individual, i.e. non-bundled, small diameter single-walled carbon nanotubes (SWCNTs) with a narrow chiral angle distribution peaking at high chiralities near the armchair species. An…

A simple macroscopic continuum elasticity theory (CET) is used to calculate the structure relaxation of single-wall carbon nanotube (SWNT), an analytic formula is obtained. We also expand an atomic scale three-parameter empirical model [ T.…

Materials Science · Physics 2009-10-31 Xin Zhou , Hu Chen , Jianjun Zhou , Ou-Yang Zhong-can

We present measurements of the frequency and electric field dependent conductivity of single walled carbon nanotube(SWCNT) networks of various densities. The ac conductivity as a function of frequency is consistent with the extended pair…

Materials Science · Physics 2008-02-22 Hua Xu , Liangbing Hu , Shixiong Zhang , George Gruner , Steven M. Anlage

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

The properties of excitons in semiconducting single-walled carbon nanotubes (SWCNTs), isolated in vacuum or a medium, and their contributions to the optical spectra of nanotubes are studied within the elementary potential model, in which an…

Materials Science · Physics 2010-12-15 Oleksii A. Smyrnov

The strain energies in straight and bent single-walled carbon nanotubes (SWNTs) are calculated by taking account of the total energy of all the occupied band electrons. The obtained results are in good agreement with previous theoretical…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 Zhou Xin , Zhou Jianjun , Ou-Yang Zhong-can

An elongation method based on ab initio quantum chemistry approaches is presented. It allows to study electronic structures and coherent electron transportation properties of single-walled carbon nanotubes (SWCNTs) up to 22nm in length…

Materials Science · Physics 2007-05-23 Jun Jiang , Wei Lu , Yi Luo

We investigate the properties of conduction electrons in single-walled armchair carbon nanotubes (SWNT) in the presence of both transverse electric and magnetic fields. We find that these fields provide a controlled means of tuning…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Wade DeGottardi , Tzu-Chieh Wei , Smitha Vishveshwara

Based on electron-beam direct writing on the SiOx/Si substrates, favorable absorption sites for ferric cations (Fe3+ ions) were created on the surface oxide layer. This allowed Fe3+-assisted self-assembled arrays of single-wall carbon…

This paper is the first one of a series of two articles in which we revisit the optical properties of single-walled carbon nanotubes (SWNT). Produced by rolling up a graphene sheet, SWNT owe their intriguing properties to their cylindrical…

Mathematical Physics · Physics 2018-11-30 Morten Rasmussen , Benjamin Ricaud , Baptiste Savoie

We have measured shot noise in single walled carbon nanotubes (SWNT) with good contacts at 4.2 K at low frequencies ($f=600 - 850$ MHz). We find a strong modulation of shot noise over the Fabry-Perot pattern; in terms of differential Fano…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 F. Wu , P. Queipo , T. Tsuneta , T. H. Wang , E. Kauppinen , P. J. Hakonen

Electrical transport through single-walled carbon nanotubes (SWNTs) is investigated by using the nearest-neighbor tight-binding model coupled with two electron reservoirs. When the SWNT-electrode coupling is not axially symmetric,…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Junko Takahashi , Shuichi Tasaki

We characterized the energy band dispersion near the Fermi level in single-walled carbon nanotubes using low-temperature scanning tunneling microscopy. Analysis of energy dependent standing wave oscillations, which result from quantum…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Min Ouyang , Jin-Lin Huang , Charles M. Lieber