English
Related papers

Related papers: Carbon nanotubes as heat dissipaters in microelect…

200 papers

A theoretical analysis of the superconductivity observed recently in Carbon nanotubes is proposed. We argue that ultra-small (diameter $ \sim 0.4 nm$) single wall carbon nanotubes (with transition temperature $T_c\sim 15 ^{o}K$) and…

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

We characterize the energy loss of the non-equilibrium electron system in individual metallic single-walled carbon nanotubes at low temperature. Using Johnson noise thermometry, we demonstrate that, for a nanotube with ohmic contacts, the…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 Daniel F. Santavicca , Joel D. Chudow , Daniel E. Prober , Meninder S. Purewal , Philip Kim

Anomalous heat transport in one-dimensional nanostructures, such as nanotubes and nanowires, is a widely debated problem in condensed matter and statistical physics, with contradicting pieces of evidence from experiments and simulations.…

Mesoscale and Nanoscale Physics · Physics 2021-07-14 Giuseppe Barbalinardo , Zekun Chen , Haikuan Dong , Zheyong Fan , Davide Donadio

We report the calculation of paraconductivity in carbon nanotubes above the superconducting transition temperature. The complex behavior of paraconductivity depending upon the tube radius, temperature and magnetic field strength is…

Superconductivity · Physics 2009-11-07 D. V. Livanov , A. A. Varlamov

The use of optics in microelectronic circuits to overcome the limitation of metallic interconnects is more and more considered as a viable solution. Among future silicon compatible materials, carbon nanotubes are promising candidates thanks…

Possible applications of carbon nanotubes in nanoelectromechanical systems (NEMSs) based on rela-tive motion and interaction of nanotubes walls are considered for wide set of NEMS. This set includes nanomotors, nanoactuator, nanorelay,…

Mesoscale and Nanoscale Physics · Physics 2010-11-02 Yu E Lozovik , A M Popov

The thermal conductivity and thermoelectric power of a single carbon nanotube were measured using a microfabricated suspended device. The observed thermal conductivity is more than 3000 W/K m at room temperature, which is two orders of…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 P. Kim , L. Shi , A. Majumdar , P. L. McEuen

A new DC thermal model of Carbon Nanotube Field Effect Transistors (CNTFETs) is proposed. The model is based on a number of fitting parameters depending on bias conditions by third order polynomials. The model includes three thermal…

Computational Physics · Physics 2015-03-18 Roberto Marani , Anna Gina Perri

We have studied tunneling of electrons into multi-wall carbon nanotubes. Nanotube/electrode interfaces with low transparency as well as nanotube/nanotube junctions created with atomic force microscope manipulation have been used. The…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 A. Bachtold , M. de Jonge , K. Grove-Rasmussen , P. L. McEuen , M. Buitelaar , C. Schonenberger

Polymers are usually considered as thermal insulators and their applications are limited by their low thermal conductivity. However, recent studies showed that certain polymers have surprisingly high thermal conductivity, some of which are…

Mesoscale and Nanoscale Physics · Physics 2018-05-17 Xiangfan Xu , Jie Chen , Jun Zhou , Baowen Li

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

We report low temperature transport measurements on suspended single walled carbon nanotubes (both individual tubes and ropes). The technique we have developed, where tubes are soldered on low resistive metallic contacts across a slit,…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 A. Kasumov , M. Kociak , M. Ferrier , R. Deblock , S. Gueron , B. Reulet , I. Khodos , O. Stephan , H. Bouchiat

We report on electrical resistance measurements of an individual carbon nanotube down to a temperature T=20 mK. The conductance exhibits a ln T dependence and saturates at low temperature. A magnetic field applied perpendicular to the tube…

The objective of the present paper is to investigate the mechanical properties of carbon nanotubes. We use classical molecular dynamics simulation in order to study the effect of external compression, bending and torsion to nanotubes. We…

Mesoscale and Nanoscale Physics · Physics 2014-11-27 N. Stefanakis

Efficient and controlled charge transport in networks of semiconducting single-walled carbon nanotubes is the basis for their application in electronic devices, especially in field-effect transistors and thermoelectrics. The recent advances…

Applied Physics · Physics 2021-11-19 Nicolas F. Zorn , Jana Zaumseil

We calculate the conductance variation of several metallic carbon nanotubes as their end is being dipped into a liquid metal electrode, where experiments have shown an achievable conductance close to 1 quantum of conductance. The calculated…

Condensed Matter · Physics 2009-11-07 N. Mingo , Jie Han

Miniaturization of electronic devices aims at manufacturing ever smaller products, from mesoscopic to nanoscopic sizes. This trend is challenging because the increased levels of dissipated power demands a better understanding of heat…

Mesoscale and Nanoscale Physics · Physics 2019-06-04 F. Dominguez-Adame , M . Martin-Gonzalez , D. Sanchez , A. Cantarero

Recently, ultra-small-diameter Single Wall Nano Tubes with diameter of $ \sim 0.4 nm$ have been produced and many unusual properties were observed, such as superconductivity, leading to a transition temperature $T_c\sim 15^oK$, much larger…

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

Recent advances in the synthesis of inorganic and organic nanowires and nanotubes have provided both components for various functional devices and platforms for the study of low- dimensional transport phenomena. However, tremendous…

Mesoscale and Nanoscale Physics · Physics 2015-04-21 Annie Weathers , Li Shi

We report electrical transport experiments using the phenomenon of electrical breakdown to perform thermometry that probe the thermal properties of individual multi-walled nanotubes. Our results show that nanotubes can readily conduct heat…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 H. -Y. Chiu , V. V. Deshpande , H. W. Ch. Postma , C. N. Lau , C. Mikó , L. Forró , M. Bockrath