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Related papers: Thermophoretically Driven Carbon Nanotube Oscillat…

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We develop in this paper a theoretical framework that applies to the intermediate regime between the Coulomb blockade and the Luttinger liquid behavior in multi-walled carbon nanotubes. Our main goal is to confront the experimental…

Strongly Correlated Electrons · Physics 2009-11-11 S. Bellucci , J. Gonzalez , P. Onorato , E. Perfetto

We investigate a new generation of fullerene nano-oscillators: a single-walled carbon nanotube with one buckyball inside with an operating frequency in the tens-of-gigahertz range. A quantitative characterization of energy dissipation…

Materials Science · Physics 2009-11-11 Haibin Su , William A. Goddard , Yang Zhao

The ability to tune the thermal resistance of carbon nanotube mechanical supports from insulating to conducting could permit the next generation of thermal management devices. Here, we demonstrate fabrication techniques for carbon nanotube…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Kamal H. Baloch , Norvik Voskanian , John Cumings

In this work the conduction of ion-water solution through two discrete bundles of armchair carbon and silicon carbide nanotubes, as useful membranes for water desalination, is studied. In order that studies on different types of nanotubes…

Atomic and Molecular Clusters · Physics 2017-08-17 Mara Cantoni , Edovardo Imalini

We present a general framework to explore thermally activated failures in quasi one dimensional systems. We apply it to the collapse of carbon nanotubes, the formation of bottlenecks in nanowires, both of which limit conductance, and the…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 Cristiano Nisoli , Douglas Abraham , Turab Lookman , Avadh Saxena

Conditions for intra and inter layer Coulomb interactions in multi-walled carbon nanotubes are derived from stability of capacitance excitations. It is pointed out, supposing the stability conditions are not satisfied, that the system has…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 K. Sasaki

Combining time-dependent density functional calculations for electrons with molecular dynamics simulations for ions, we investigate the dynamics of excited carriers in a (3,3) carbon nanotube at different temperatures. Following an hv=6.8…

Mesoscale and Nanoscale Physics · Physics 2009-09-29 Yoshiyuki Miyamoto , Angel Rubio , David Tomanek

Energy loss due to ohmic heating is a major bottleneck limiting down-scaling and speed of nano-electronic devices, and harvesting ohmic heat for signal processing is a major challenge in modern electronics. Here we demonstrate that thermal…

Nanoscale resonators that oscillate at high frequencies are useful in many measurement applications. We studied a high-quality mechanical resonator made from a suspended carbon nanotube driven into motion by applying a periodic radio…

Mesoscale and Nanoscale Physics · Physics 2010-01-27 G. A. Steele , A. K. Huettel , B. Witkamp , M. Poot , H. B. Meerwaldt , L. P. Kouwenhoven , H. S. J. van der Zant

Experiments and computer simulations demonstrate that water spontaneously fills the hydrophobic cavity of a carbon nanotube. To gain a quantitative thermody- namic understanding of this phenomenon, we use the recently developed Two Phase…

Mesoscale and Nanoscale Physics · Physics 2011-08-22 Hemant Kumar , Biswaroop Mukherjee , Shiang-Tai Lin Chandan Dasgupta , A. K. Sood , Prabal K. Maiti

Carbon based optoelectronic devices promise to revolutionize modern integrated circuits by combining outstanding electrical and optical properties into a unified technology. By coupling nanoelectronic devices to nanophotonic structures…

Mesoscale and Nanoscale Physics · Physics 2013-06-25 Svetlana Khasminskaya , Feliks Pyatkov , Benjamin S. Flavel , Wolfram H. P. Pernice , Ralph Krupke

The use of oxide glasses is pervasive throughout everyday amenities and commodities. Such glasses are typically electrical insulators, and endowing them with electrical conductivity without changing their salutary mechanical properties,…

A pristine suspended carbon nanotube is a near ideal environment to host long-lived quantum states. For this reason, they have been used as the core element of qubits and to explore numerous condensed matter physics phenomena. One of the…

Applied Physics · Physics 2024-01-09 Tim Althuon , Tino Cubaynes , Aljoscha Auer , Christoph Sürgers , Wolfgang Wernsdorfer

A complex approach phonon quantum discrete model (PQDM) was developed to describe dynamics, kinetics and statistics of phonons in carbon nanostructures with zero-chirality of both zig-zag and armchair geometry. The model allows include into…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 E. Ya. Glushko , V. N. Evteev , M. V. Moiseenko , N. A. Slusarenko , A. A. Zakhidov

The magnetic skyrmion-based spin transfer nano-oscillators (STNO) are the potential candidates for next-generation microwave signal generator and has gained popularity due to their performance, integrability and compatibility with existing…

Applied Physics · Physics 2023-06-09 Ravish Kumar Raj , Namita Bindal , Brajesh Kumar Kaushik

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

We theoretically investigate the current-induced excitation of torsional vibrations in a suspended carbon nanotube (CNT) quantum dot. By considering a CNT clamped between half-metallic ferromagnetic electrodes with an antiparallel…

Mesoscale and Nanoscale Physics · Physics 2026-03-16 Koji Yamada , Wataru Izumida , Mamoru Matsuo , Takeo Kato

We have theoretically investigated electromechanical properties of freely suspended carbon nanotubes when a current is injected into the tubes using a scanning tunneling microscope. We show that a shuttle-like electromechanical instability…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 L. M. Jonsson , L. Y Gorelik , R. I. Shekhter , M. Jonson

We report the successful synthesis of nanotubules of thermoelectric materials gamma-NaxCoO2 using two different sol-gel routes aided by porous anodized aluminium oxide (AAO) membrane as supporting templates. The gamma-NaxCoO2 nanotubule…

Materials Science · Physics 2009-01-26 Chia-Jyi Liu , Shu-Yo Chen , Long-Jiann Shih

The complex electric modulus and the ac conductivity of carbon nanoonion/polyaniline composites were studied from 1 mHz to 1 MHz at isothermal conditions ranging from 15 K to room temperature. The temperature dependence of the electric…

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