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相关论文: Interaction corrections to the thermopower of the …

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We study interaction corrections to the thermoelectric transport coefficient $\alpha$ and the thermopower $S$ in the two-dimensional disordered electron gas with long-range Coulomb interactions. To this end, we analyze the heat…

介观与纳米尺度物理 · 物理学 2024-11-05 Zahidul Islam Jitu , Georg Schwiete

We study the thermal conductivity of the disordered two-dimensional electron gas. To this end we analyze the heat density-heat density correlation function concentrating on the scattering processes induced by the Coulomb interaction in the…

介观与纳米尺度物理 · 物理学 2016-03-23 G. Schwiete , A. M. Finkel'stein

We study thermal conductivity in the disordered two-dimensional electron liquid in the presence of long-range Coulomb interactions. We describe a microscopic analysis of the problem using as a starting point the partition function defined…

介观与纳米尺度物理 · 物理学 2016-06-22 G. Schwiete , A. M. Finkel'stein

The electron-electron interaction corrections to the transport coefficients are calculated for a two-dimensional disordered metal in a parallel magnetic field via the quantum kinetic equation approach. For the thermal transport, three…

无序系统与神经网络 · 物理学 2007-05-23 G. Catelani

We demonstrate that forward electron-electron scattering due to Coulomb interation in a two-dimensional ballistic electron gas leads to the (T\ln {T})^{-1} temperature dependence of the thermal conductivity, which is logarithmically…

介观与纳米尺度物理 · 物理学 2007-05-23 A. O. Lyakhov , E. G. Mishchenko

We investigate the effect of electron-electron interaction on the temperature dependence of the Hall coefficient of 2D electron gas at arbitrary relation between the temperature $T$ and the elastic mean-free time $\tau$. At small…

无序系统与神经网络 · 物理学 2009-11-07 Gabor Zala , B. N. Narozhny , I. L. Aleiner

We develop a theory of thermal transport of weakly interacting electrons in quantum wires. Unlike higher-dimensional systems, a one-dimensional electron gas requires three-particle collisions for energy relaxation. The fastest relaxation is…

介观与纳米尺度物理 · 物理学 2015-05-30 Alex Levchenko , Tobias Micklitz , Zoran Ristivojevic , K. A. Matveev

In this paper we analyze how radiation effects influence the correlation functions, the excess energy, and in turn the electron correlation energy of the quantized electron gas at temperature $T=0$. To that aim we resort to a statistical…

统计力学 · 物理学 2020-08-26 Johan S. Høye , Enrique Lomba

We study the interaction-induced quantum correction \delta\sigma_{\alpha\beta} to the conductivity tensor of electrons in two dimensions for arbitrary T\tau (where T is the temperature and \tau the transport scattering time), magnetic…

介观与纳米尺度物理 · 物理学 2009-11-10 I. V. Gornyi , A. D. Mirlin

We study nonperturbative interaction corrections to the thermodynamic quantities of multichannel disordered wires in the presence of the Coulomb interactions. Within the replica nonlinear $\sigma$-model (NL$\sigma$M) formalism, they arise…

介观与纳米尺度物理 · 物理学 2012-07-19 D. A. Pesin , A. V. Andreev

We derive and evaluate expressions for the frictional Coulomb drag between disordered two-dimensional electron gas layers. Our derivation is based on the memory-function formalism and the expression for the drag reduces to previously known…

凝聚态物理 · 物理学 2009-10-22 Lian Zheng , A. H. MacDonald

We present a computer simulation study of a disordered two-dimensional system of localized interacting electrons at thermal equilibrium. It is shown that the configuration of occupied sites within the Coulomb gap persistently changes at…

无序系统与神经网络 · 物理学 2007-05-23 D. Menashe , O. Biham , B. D. Laikhtman , A. L. Efros

We study transport properties of weakly interacting spinless electrons in one-dimensional single channel quantum wires. The effects of interaction manifest as three-particle collisions due to the severe constraints imposed by the…

介观与纳米尺度物理 · 物理学 2015-05-20 Alex Levchenko , Zoran Ristivojevic , Tobias Micklitz

The thermoelectric properties of strongly correlated quantum dots, described by a single level Anderson model coupled to conduction electron leads, is investigated using Wilson's numerical renormalization group method. We calculate the…

强关联电子 · 物理学 2010-07-09 T. A. Costi , V. Zlatic

Motivated by recent experiments, we study the interaction corrections to the damping of magnetooscillations in a two-dimensional electron gas (2DEG). We identify leading contributions to the interaction-induced damping which are induced by…

介观与纳米尺度物理 · 物理学 2009-11-11 Y. Adamov , I. V. Gornyi , A. D. Mirlin

The electron self-energy for long-range Coulomb interactions plays a crucial role in understanding the many-body physics of interacting electron systems (e.g. in metals and semiconductors), and has been studied extensively for decades. In…

强关联电子 · 物理学 2020-08-25 Yunxiang Liao , Donovan Buterakos , Mike Schecter , Sankar Das Sarma

We discuss the influence of the electromagnetic environment and the electron-electron interaction on the weak localization correction to the conductivity of a disordered metal. The theory of this phenomenon for sufficiently high…

介观与纳米尺度物理 · 物理学 2007-05-23 Maxim Vavilov , Vinay Ambegaokar

We calculate the thermal conductivity of interacting electrons in disordered metals. In our analysis we point out that the interaction affects thermal transport through two distinct mechanims, associated with quantum interference…

介观与纳米尺度物理 · 物理学 2007-05-23 Roberto Raimondi , Giorgio Savona , Peter Schwab , Thomas Lueck

We calculate analytically the effective mass and the quasiparticle renormalization factor in an electron liquid with long-range Coulomb interactions between electrons in two and three dimensions in the leading order density expansion. We…

强关联电子 · 物理学 2009-11-10 Victor Galitski , S. Das Sarma

We consider the correction to conductivity of a 2D electron gas due to electron-electron interaction in the parallel magnetic field at arbitrary relation between temperature and the elastic mean free time. The correction exhibits…

无序系统与神经网络 · 物理学 2009-11-07 Gabor Zala , B. N. Narozhny , I. L. Aleiner
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