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相关论文: Quantum aspects of "hydrodynamic" transport from w…

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The role of noise in the transport properties of quantum excitations is a topic of great importance in many fields, from organic semiconductors for technological applications to light-harvesting complexes in photosynthesis. In this paper we…

量子物理 · 物理学 2016-11-22 Stefano Iubini , Octavi Boada , Yasser Omar , Francesco Piazza

We describe the collective hydrodynamic motion of an incommensurate charge density wave state in a clean electronic system. Our description simultaneously incorporates the effects of both pinning due to weak disorder and also phase…

强关联电子 · 物理学 2017-11-22 Luca V. Delacrétaz , Blaise Goutéraux , Sean A. Hartnoll , Anna Karlsson

A transport methodology to study the electron transport between quantum dots arrays based in Transfer Hamiltonian approach is presented. The interactions between the quantum dots and between the quantum dots and the electrodes are…

介观与纳米尺度物理 · 物理学 2012-05-10 S. Illera , N. Garcia-Castello , J. D. Prades , A. Cirera

A superfluid flows without friction below a critical velocity, exhibiting zero drag force on impurities. Above this threshold, superfluidity breaks down, and the internal energy is redistributed into incoherent excitations such as vortices.…

Strongly correlated quantum impurities under periodic driving can exhibit emergent non-Hermitian phenomena, yet a microscopic understanding has been lacking. We introduce an auxiliary-fermion framework that captures the bath's spin-orbit…

强关联电子 · 物理学 2025-12-03 Vinayak M. Kulkarni

We analyze the chiral transport terms in relativistic superfluid hydrodynamics. In addition to the spontaneously broken symmetry current, we consider an arbitrary number of unbroken symmetries and extend the results of arXiv:1105.3733. We…

高能物理 - 理论 · 物理学 2013-12-12 Yasha Neiman , Yaron Oz

We derive the system of hydrodynamic equations governing the collective motion of massless fermions in graphene. The obtained equations demonstrate the lack of Galilean- and Lorentz invariance, and contain a variety of nonlinear terms due…

介观与纳米尺度物理 · 物理学 2014-09-01 D. Svintsov , V. Vyurkov , V. Ryzhii , T. Otsuji

We investigate transport properties of different realizations of one-dimensional quantum wires coupled to a number of external electrodes in terms of the full counting statistics. Focusing on the set-ups in which edge states of Majorana…

介观与纳米尺度物理 · 物理学 2016-03-15 A. Komnik

Nonlinear electrokinetic phenomena, where electrically driven fluid flows depend nonlinearly on the applied voltage, are commonly encountered in aqueous suspensions of colloidal particles. A prime example is the induced-charge…

软凝聚态物质 · 物理学 2024-11-27 Zhanwen Wang , Michael J. Miksis , Petia M. Vlahovska

We study non-interacting fermionic systems undergoing continuous monitoring and driven by biased reservoirs. Averaging over the measurement outcomes, we derive exact formulas for the particle and heat flows in the system. We show that these…

量子物理 · 物理学 2024-04-10 João Ferreira , Tony Jin , Jochen Mannhart , Thierry Giamarchi , Michele Filippone

A quantum thermodynamic system can conserve non-commuting observables, but the consequences of this phenomenon on relaxation are still not fully understood. We investigate this problem by leveraging an observable-dependent approach to…

An electronic current driven through a conductor can induce a current in another conductor through the famous Coulomb drag effect. Similar phenomena have been reported at the interface between a moving fluid and a conductor, but their…

介观与纳米尺度物理 · 物理学 2024-03-27 Baptiste Coquinot , Lydéric Bocquet , Nikita Kavokine

We study the nonequilibrium dynamics of random spin chains that remain integrable (i.e., solvable via Bethe ansatz): because of correlations in the disorder, these systems escape localization and feature ballistically spreading…

无序系统与神经网络 · 物理学 2019-05-22 Utkarsh Agrawal , Sarang Gopalakrishnan , Romain Vasseur

We present a theory of coherent quantum transport in ferromagnetic/ non-magnetic/ ferromagnetic heterojunctions. We predict quantum coherence to give rise to a quantum spin valve effect that, unlike its familiar classical analog, occurs…

介观与纳米尺度物理 · 物理学 2009-11-07 Francisco Mireles , George Kirczenow

We study transport dynamics of free fermions subject to the external monitoring of a conserved charge over an extensive region. Focusing on bipartition protocols, we consider monitoring the total particle number over half of the system, and…

统计力学 · 物理学 2026-04-08 Pablo Bayona-Pena , Michele Mazzoni , Lorenzo Piroli

The theoretical description of strongly correlated quantum systems out of equilibrium presents several challenges and a number of open questions persist. In this paper we focus on nonlinear electronic transport through a quantum dot…

强关联电子 · 物理学 2012-11-27 Prasenjit Dutt , Jens Koch , J. E. Han , Karyn Le Hur

Quantum-critical states of diverse strongly correlated systems are predicted to feature universal collision-dominated transport resembling that of viscous fluids. However, investigation of these phenomena has been hampered by the lack of…

介观与纳米尺度物理 · 物理学 2016-05-20 Leonid Levitov , Gregory Falkovich

We investigate thermoelectric transport through a SU(N) quantum impurity in the Kondo regime. The strong coupling fixed point theory is described by the local Fermi-liquid paradigm. Using Keldysh technique we analyse the electric current…

介观与纳米尺度物理 · 物理学 2017-11-07 D. B. Karki , M. N. Kiselev

Quantum systems out of equilibrium offer the possibility of understanding intriguing and challenging problems in modern physics. Studying transport properties is not only valuable to unveil fundamental properties of quantum matter but it is…

原子物理 · 物理学 2018-12-24 E. Neri , F. Scazza , G. Roati

Transport measurements are a powerful way to probe the electronic structure of quantum materials, but the information they contain is often convoluted. Yet, in particular for simple low-energy fermiologies, and by combining linear and…

介观与纳米尺度物理 · 物理学 2025-12-10 Andrea Kouta Dagnino , Xiaoxiong Liu , Titus Neupert