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Related papers: An RF Circuit Model for Carbon Nanotubes

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The in-place growth of suspended carbon nanotubes facilitates the observation of both unperturbed electronic transport spectra and high-Q vibrational modes. For complex structures integrating, e.g., superconducting rf elements on-chip,…

Mesoscale and Nanoscale Physics · Physics 2017-03-08 S. Blien , K. J. G. Götz , P. L. Stiller , T. Mayer , T. Huber , O. Vavra , A. K. Hüttel

We propose an experimentally viable setup for the realization of one-dimensional ultracold atom gases in a nanoscale magnetic waveguide formed by single doubly-clamped suspended carbon nanotubes. We show that all common decoherence and atom…

Quantum Physics · Physics 2007-05-23 V. Peano , M. Thorwart , A. Kasper , R. Egger

We demonstrate an individual single-walled carbon nanotube light emitter integrated onto a microcavity and a waveguide operating in the telecom wavelength regime. Light emission from the carbon nanotube is enhanced at the cavity resonance…

Optics · Physics 2021-03-16 D. Yamashita , H. Machiya , K. Otsuka , A. Ishii , Y. K. Kato

A complex quantum dot circuit based on a clean and suspended carbon nanotube embedded in a circuit quantum electrodynamique (cQED) architecture is a very attractive platform to investigate a large spectrum of physics phenomena ranging from…

Mesoscale and Nanoscale Physics · Physics 2020-10-28 T. Cubaynes , L. C. Contamin , M. C. Dartiailh , M. M. Desjardins , A. Cottet , M. R. Delbecq , T. Kontos

We report experimental observation of impedance oscillations in single-walled carbon nanotubes measured from 100 MHz to 65 GHz on coplanar wave guides and a power law dependence of the differential conductance with bias voltage. From the…

Mesoscale and Nanoscale Physics · Physics 2015-09-23 George Chimowa , Siphephile Ncube , Somnath Bhattacharyya

Coupling carbon nanotube devices to microwave circuits offers a significant increase in bandwidth and signal-to-noise ratio. These facilitate fast non-invasive readouts important for quantum information processing, shot noise and…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 V. Ranjan , G. Puebla-Hellmann , M. Jung , T. Hasler , A. Nunnenkamp , M. Muoth , C. Hierold , A. Wallraff , C. Schönenberger

We propose an experimentally viable setup for the realization of one-dimensional ultracold atom gases in a nanoscale magnetic waveguide formed by two doubly-clamped suspended carbon nanotubes. All common decoherence and atom loss mechanisms…

Other Condensed Matter · Physics 2007-05-23 V. Peano , M. Thorwart , C. Mora , R. Egger

We derive and analyze the low-energy theory of superconductivity in carbon nanotube ropes. A rope is modelled as an array of metallic nanotubes, taking into account phonon-mediated as well as Coulomb interactions, and arbitrary Cooper pair…

Superconductivity · Physics 2016-08-31 A. De Martino , R. Egger

We report conductance measurements on multiwall carbon nanotubes in a perpendicular magnetic field. A gate electrode with large capacitance is used to considerably vary the nanotube Fermi level. This enables us to search for signatures of…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Bernhard Stojetz , Csilla Miko , Laszlo Forro , Christoph Strunk

Using a scattering technique based on a parametrized linear combination of atomic orbitals Hamiltonian, we calculate the ballistic quantum conductance of multi-wall carbon nanotubes. We find that inter-wall interactions not only block some…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 S. Sanvito , Y. -K. Kwon , D. Tománek , C. J. Lambert

We derive a lumped circuit model for inductive antenna spin-wave transducers in the vicinity of a ferromagnetic medium. The model considers the antenna's Ohmic resistance, its inductance, as well as the additional inductance due to the…

Mesoscale and Nanoscale Physics · Physics 2021-12-01 Frederic Vanderveken , Vasyl Tyberkevych , Giacomo Talmelli , Bart Sorée , Florin Ciubotaru , Christoph Adelmann

Optical response of finite-length metallic carbon nanotubes is calculated including effects of induced edge charges in a self-consistent manner. The results show that the main resonance corresponding to excitation of the fundamental plasmon…

Mesoscale and Nanoscale Physics · Physics 2009-12-09 Takeshi Nakanishi , Tsuneya Ando

Carbon nanotubes bridge the molecular and crystalline quantum worlds, and their extraordinary electronic, mechanical and optical properties have attracted enormous attention from a broad scientific community. We review the basic principles…

Mesoscale and Nanoscale Physics · Physics 2010-04-01 F. Kuemmeth , H. O. H. Churchill , P. K. Herring , C. M. Marcus

We propose a device which implements a solid-state nanostructured electron entangler. It consists of a single-walled carbon nanotube connected at both end to normal state electrodes and coupled in its middle part to a superconducting…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 V. Bouchiat , N. Chtchelkatchev , D. Feinberg , G. B. Lesovik , T. Martin , J. Torres

In a recent paper Liang {\it et al.} [Nature {\bf 411}, 665 (2001)] showed experimentally, that metallic nanotubes, strongly coupled to external electrodes, may act as coherent molecular waveguides for electronic transport. The experimental…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 S. Krompiewski , J. Martinek , J. Barnas

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

A theory of the long wavelength low energy electronic structure of graphite-derived nanotubules is presented. The propagating $\pi$ electrons are described by wrapping a massless two dimensional Dirac Hamiltonian onto a curved surface. The…

Condensed Matter · Physics 2009-10-28 C. L. Kane , E. J. Mele

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…

Modelling heat transfer of carbon nanotubes is important for the thermal management of nanotube-based composites and nanoelectronic device. By using a finite element method for three-dimensional anisotropic heat transfer, we have simulated…

Materials Science · Physics 2015-05-18 Xin-She Yang

Cavity optomechanics allows the characterization of a vibration mode, its cooling and quantum manipulation using electromagnetic fields. Regarding nanomechanical as well as electronic properties, single wall carbon nanotubes are a…

Mesoscale and Nanoscale Physics · Physics 2020-04-06 Stefan Blien , Patrick Steger , Niklas Hüttner , Richard Graaf , Andreas K. Hüttel