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Related papers: Exchange Coulomb interaction in nanotubes: Dispers…

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We have studied the influence of both exciton effects and Coulomb repulsion on current in molecular nanojunctions. We show that dipolar energy-transfer interactions between the sites in the wire can at high voltage compensate Coulomb…

Strongly Correlated Electrons · Physics 2012-01-16 Guangqi Li , Manmohan S. Shishodia , Boris D. Fainberg , Abraham Nitzan , Mark A. Ratner

Separate spin evolution quantum hydrodynamics is generalized to include the Coulomb exchange interaction. The Coulomb exchange interaction is considered as the interaction between the spin-down electrons being in the quantum states occupied…

Plasma Physics · Physics 2016-02-01 Pavel A. Andreev

Poor screening of the long-range Coulomb interaction in one-dimensional carbon nanotubes results in a peculiar picture of contact phenomena. Being brought to a contact with a metal, conducting nanotube accumulates electric charge whose…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Arkadi A. Odintsov , Yasuhiro Tokura

We investigate the instabilities that may lead to the breakdown of the Luttinger liquid in the small-diameter (5,0) nanotubes, paying attention to the competition between the effective interaction mediated by phonon-exchange and the Coulomb…

Strongly Correlated Electrons · Physics 2009-11-11 J. Gonzalez , E. Perfetto

Recently, it was suggested that the polarization dependence of light absorption to a single-walled carbon nanotube is altered by carrier doping. We specify theoretically the doping level at which the polarization anisotropy is reversed by…

Mesoscale and Nanoscale Physics · Physics 2018-03-29 Ken-ichi Sasaki , Yasuhiro Tokura

In this article, we combine the modified electrostatics of a one-dimensional transistor structure with a quantum kinetic formulation of Coulomb interaction and nonequilibrium transport. A multi-configurational self-consistent Green's…

Other Condensed Matter · Physics 2007-05-23 K. M. Indlekofer , J. Knoch , J. Appenzeller

The generation and evolution of entanglement in quantum many-body systems is an active area of research that spans multiple fields, from quantum information science to the simulation of quantum many-body systems encountered in condensed…

We show that a model of interacting electrons in one dimension is able to explain the order of magnitude as well as the temperature dependence of the critical supercurrents recently measured in nanotube samples placed between…

Strongly Correlated Electrons · Physics 2009-11-07 J. Gonzalez

In this paper we calculate the elastic scattering cross sections of slow electron by carbon nanotubes. The corresponding electron-nanotube interaction is substituted by a zero-thickness cylindrical potential that neglects the atomic…

Mesoscale and Nanoscale Physics · Physics 2022-02-23 M. Ya. Amusia , A. S. Baltenkov

We present a detailed derivation of the continuity, Euler, and energy balance equations from many particle Schrodinger equation. Interparticle interaction is explicitly considered as the Coulomb interaction. We show the QHD equations in a…

Plasma Physics · Physics 2014-07-30 P. A. Andreev , L. S. Kuz'menkov

We develop a theory of inter-valley Coulomb scattering in semiconducting carbon-nanotube quantum dots, taking into account the effects of curvature and chirality. Starting from the effective-mass description of single-particle states, we…

Mesoscale and Nanoscale Physics · Physics 2013-09-06 Andrea Secchi , Massimo Rontani

We consider the effects of Coulomb interactions on single-wall carbon nanotubes using an on-site Hubbard interaction, u. For the (N,N) armchair tubes the low energy theory is shown to be identical to a 2-chain Hubbard model at half-filling,…

Strongly Correlated Electrons · Physics 2009-10-28 Leon Balents , Matthew P. A. Fisher

Recently the Lifshitz theory of dispersion forces was extended for the case of an atom (molecule) interacting with a plane surface of a uniaxial crystal or with a long solid cylinder or cylindrical shell made of isotropic material or…

Quantum Physics · Physics 2009-11-13 G. L. Klimchitskaya , E. V. Blagov , V. M. Mostepanenko

We consider a one-dimensional electron system, suitable for the description of the electronic correlations in a metallic carbon nanotube. Renormalization group methods are used to study the low-energy behavior of the unscreened Coulomb…

Strongly Correlated Electrons · Physics 2009-10-31 S. Bellucci , J. Gonzalez

The magnetoresistivity tensor of an interacting two-dimensional electron system with a lateral and unidirectional electric or magnetic modulation, in a perpendicular quantizing magnetic field, is calculated within the Kubo formalism. The…

Mesoscale and Nanoscale Physics · Physics 2009-10-30 Andrei Manolescu , Rolf R. Gerhardts

The superfluid phase and Coulomb drag effect caused by the pairing in the system of spatially separated electrons and holes in two coaxial cylindrical nanotubes are predicted. It is found that the drag resistance as a function of…

Superconductivity · Physics 2013-12-31 Oleg L. Berman , Ilya Grigorenko , Roman Ya. Kezerashvili

We report measurements of the non-equilibrium electron energy distribution in carbon nanotubes. Using tunneling spectroscopy via a superconducting probe, we study the shape of the local electron distribution functions, and hence energy…

Mesoscale and Nanoscale Physics · Physics 2010-08-03 Yung-Fu Chen , Travis Dirks , Gassem Al-Zoubi , Norman Birge , Nadya Mason

We consider a class of systems where, due to the large mismatch of dielectric constants, the Coulomb interaction is approximately one-dimensional. Examples include ion channels in lipid membranes and water filled nanopores in silicon or…

Statistical Mechanics · Physics 2015-06-25 A. Kamenev , J. Zhang , A. I. Larkin , B. I. Shklovskii

Magnetic susceptibility $\chi$ of pristine and brominated arc-produced sample of multiwall carbon nanotubes was measured from 4.2 to 400 K. An additional contribution $\Delta \chi(T)$ to diamagnetic susceptibility $\chi(T)$ of carbon…

Strongly Correlated Electrons · Physics 2009-11-07 A. I. Romanenko , A. V. Okotrub , O. B. Anikeeva , L. G. Bulusheva , N. F. Yudanov , C. Dong , Y. Ni

We study the relaxation dynamics of electron distribution function on the island of a single electron transistor. We focus on the 'interaction without coherence regime in which an electron coherence can be neglected but quantum fluctuations…

Mesoscale and Nanoscale Physics · Physics 2025-02-04 Ya. I. Rodionov I. S. Burmistrov N. M. Chtchelkatchev