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Related papers: Frictional Coulomb drag in strong magnetic fields

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In this article, shear viscosity, bulk viscosity, and thermal conductivity of a hot QCD medium have been studied in the presence of a strong magnetic field. To model the hot magnetized QCD matter, an extended quasi-particle description of…

Nuclear Theory · Physics 2019-02-19 Manu Kurian , Sukanya Mitra , Snigdha Ghosh , Vinod Chandra

We report drag measurements on dilute double layer two-dimensional hole systems in the regime of r_s=19~39. We observed a strong enhancement of the drag over the simple Boltzmann calculations of Coulomb interaction, and deviations from the…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 R. Pillarisetty , Hwayong Noh , D. C. Tsui , E. P. De Poortere , E. Tutuc , M. Shayegan

Coulomb drag experiments can give us information about the interaction state of double-layer systems. Here, we demonstrate anomalous Coulomb drag behaviours in a two-dimensional electron-electron bilayer system constructed by stacking…

Mesoscale and Nanoscale Physics · Physics 2023-02-15 Meizhen Huang , Zefei Wu , Ning Wang , Siu-Tat Chui

The thermal self-energy of an electron in a static uniform magnetic field $B$ is calculated to first order in the fine structure constant $\alpha $ and to all orders in $eB$. We use two methods, one based on the Furry picture and another…

High Energy Physics - Phenomenology · Physics 2009-10-28 Per Elmfors , David Persson , Bo-Sture Skagerstam

In a one dimensional electron gas at low enough density, the magnetic (spin) exchange energy $J$ between neighboring electrons is exponentially suppressed relative to the characteristic charge energy, the Fermi energy $E_F$. At non-zero…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Gregory A. Fiete , Karyn Le Hur , Leon Balents

We find that the temperature dependence of the drag resistivity ($\rho_{D}$) between two dilute two-dimensional hole systems exhibits an unusual dependence upon spin polarization. Near the apparent metal-insulator transition, the…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 R. Pillarisetty , H. Noh , E. Tutuc , E. P. De Poortere , D. C. Tsui , M. Shayegan

We develop a kinetic equation description of Coulomb drag between ballistic one-dimensional electron systems, which enables us to demonstrate that equilibration processes between right- and left-moving electrons are crucially important for…

Strongly Correlated Electrons · Physics 2012-12-04 A. P. Dmitriev , I. V. Gornyi , D. G. Polyakov

The frictional drag between parallel two-dimensional electron systems has been measured in a regime of strong interlayer correlations. When the bilayer system enters the excitonic quantized Hall state at total Landau level filling factor…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 M. Kellogg , I. B. Spielman , J. P. Eisenstein , L. N. Pfeiffer , K. W. West

Measurements and calculations of Coulomb drag between two low density, closely spaced, two-dimensional electron systems are reported. The experimentally measured drag exceeds that calculated in the random phase approximation by a…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 M. Kellogg , J. P. Eisenstein , L. N. Pfeiffer , K. W. West

The time-dependent Ginzburg-Landau approach is used to investigate nonlinear response of a strongly type-II superconductor. The dissipation takes a form of the flux flow which is quantitatively studied beyond linear response. Thermal…

Superconductivity · Physics 2015-05-18 Bui Duc Tinh , Dingping Li , Baruch Rosenstein

The transresistance and the Hall transresistance of dirty two-dimensional bi-layer systems in the presence of tunneling bridges (pinholes) are studied theoretically. We find, at weak magnetic field, a non-zero Hall transresistance. In a…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 Yuval Oreg , Bertrand I. Halperin

We study the Coulomb drag transresistivity between graphene layers employing the finite temperature density response function. We analyze the Coulomb coupling between the two layers and show that a universal scaling behavior, independent of…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Irene D'Amico , S. G. Sharapov

We study the effect of correlations between impurity potentials in different layers on the Coulomb drag in a double-layer electron system. It is found that for strongly correlated potentials the drag in the diffusive regime is considerably…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 I. V. Gornyi , A. G. Yashenkin , D. V. Khveshchenko

Coulomb drag is a powerful tool to study interactions in coupled low-dimensional systems. Historically, Coulomb drag has been attributed to a frictional force arising from momentum transfer whose direction is dictated by the current flow.…

Mesoscale and Nanoscale Physics · Physics 2026-03-25 Mingyang Zheng , Rebika Makaju , Rasul Gazizulin , Sadhvikas J. Addamane , D. Laroche

We calculated the Coulomb drag contribution to the resistivity and the transresistivity for a double layer system, in which the passive layer is a Wigner crystal pinned by impurities, and the active one is a metal. We found that in quasi…

Condensed Matter · Physics 2009-11-07 V. Braude , A. Stern

We review field-theoretic studies of charge transport in hot relativistic plasmas under strong magnetic fields and extend the analysis to thermal conductivity. The calculations rely on accurately determining the fermion damping rate. Using…

High Energy Physics - Phenomenology · Physics 2025-11-20 Igor A. Shovkovy , Ritesh Ghosh

We develop a theory of magneto-oscillations in photoconductivity of multisubband two-dimensional electron systems which takes into account strong Coulomb interaction between electrons. In the presence of a magnetic field oriented…

Mesoscale and Nanoscale Physics · Physics 2012-07-25 Yuriy P. Monarkha

Contact problems with Coulomb friction in linear elasticity are notoriously difficult and their mathematical analysis is still largely incomplete. In this paper, a model problem with heterogeneous friction coefficient is considered in…

Analysis of PDEs · Mathematics 2022-01-12 Patrick Ballard , Flaviana Iurlano

We present a theory for Coulomb drag between two mesoscopic systems. Our formalism expresses the drag in terms of scattering matrices and wave functions, and its range of validity covers both ballistic and disordered systems. The…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Niels Asger Mortensen , Karsten Flensberg , Antti-Pekka Jauho

We have measured Coulomb drag between an individual single-walled carbon nanotube (SWNT) as a one-dimensional (1D) conductor and the two-dimensional (2D) conductor monolayer graphene, separated by a few-atom-thick boron nitride layer. The…

Mesoscale and Nanoscale Physics · Physics 2021-12-15 Laurel E. Anderson , Austin Cheng , Takashi Taniguchi , Kenji Watanabe , Philip Kim