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Related papers: The Hydrodynamical Limit of Quantum Hall system

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The realization of synthetic gauge fields for charge neutral ultracold atoms and the simulation of quantum Hall physics has witnessed remarkable experimental progress. Here, we establish key signatures of fractional quantum Hall systems in…

Quantum Gases · Physics 2025-06-17 Caterina Zerba , Alexander Seidel , Frank Pollmann , Michael Knap

We show that there is an emergent lattice description for the continuous fractional quantum Hall (FQH) systems, with a generalised set of few-body coherent states. In particular, model Hamiltonians of the FQH effect are equivalent to the…

Strongly Correlated Electrons · Physics 2020-12-02 Bo Yang

Using the recently developed approach to quantum Hall physics based on Newton-Cartan geometry, we consider the hydrodynamics of an interacting system on the lowest Landau level. We rephrase the non-relativistic fluid equations of motion in…

Mesoscale and Nanoscale Physics · Physics 2014-09-01 Michael Geracie , Dam Thanh Son

In this paper we propose a comprehensive framework for the quantum hydrodynamics of the Fractional Quantum Hall (FQH) states. We suggest that the electronic fluid in the FQH regime could be phenomenologically described by the quantized…

Strongly Correlated Electrons · Physics 2015-06-16 P. Wiegmann

We show that the Fractional Quantum Hall Effect can be phenomenologically described as a special flow of a quantum incompressible Euler liquid. This flow consists of a large number of vortices of the same chirality. In this approach each…

Strongly Correlated Electrons · Physics 2015-06-17 P. B. Wiegmann

We present here a classical hydrodynamic model of a two-dimensional fluid which has many properties of Fractional Quantum Hall effect. This model incorporates the FQHE relation between the vorticity and density of the fluid and exhibits the…

Strongly Correlated Electrons · Physics 2013-08-15 Alexander G. Abanov

We construct a nonlinear fluctuating hydrodynamic effective field theory for Galilean-invariant quantum Hall systems with spontaneously broken translational symmetry. Neglecting the role of energy conservation in a low-temperature regime,…

Mesoscale and Nanoscale Physics · Physics 2024-12-18 Xiaoyang Huang , Andrew Lucas

Some algebraic issues of the FQHE are presented. First, it is shown that on the space of Laughlin wavefunctions describing the $\nu =1/m$ FQHE, there is an underlying $W_{\infty}$ algebra, which plays the role of a spectrum generating…

Condensed Matter · Physics 2009-10-22 Dimitra Karabali

We argue that flows of the quantum electronic liquid in the Fractional Quantum Hall state are comprehensively described by the hydrodynamics of vortices in the quantum incompressible rotating liquid. We obtain the quantum hydrodynamics of…

Strongly Correlated Electrons · Physics 2012-11-22 P. Wiegmann

Herein, we introduce the framework of gauge invariant variables to describe fractional quantum Hall (FQH) states, and prove that the wavefunction can always be represented by a unique holomorphic multi-variable complex function. As a…

Strongly Correlated Electrons · Physics 2020-11-04 YingKang Chen , Rudro R. Biswas

We show that a recent reformulation of hydrodynamic equations for a large class of models consisting of q-dits on a graph with short range interactions is sufficient for understanding chaotic behavior. Any such system consists of large…

High Energy Physics - Theory · Physics 2022-03-18 T. Banks

Eigenstates of the FQHE hamiltonian problem after to be projected on the LLL are determined for filling factors 1/q, with q an odd number. The solutions are found for an infinite class of finite samples in which the Coulomb potential is…

Mesoscale and Nanoscale Physics · Physics 2009-09-17 Alejandro Cabo , Francisco Claro

Quantum Hall Dynamics is formulated on von Neumann lattice representation where electrons in Landau levels are defined on lattice sites and are treated systematically like lattice fermions. We give a proof of the integer Hall effect, namely…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 K. Ishikawa , N. Maeda , T. Ochiai , H. Suzuki

In fractional quantum Hall physics, the Hilbert space is projected to a single Landau level and the entire Hamiltonian consists of just the projected inter-electron interaction. Haldane's pseudopotential formalism has been an extremely…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Steven H. Simon , E. H. Rezayi , Nigel R. Cooper

It has been well-known that topological phenomena with fractional excitations, i.e., the fractional quantum Hall effect (FQHE) \cite{Tsui1982} will emerge when electrons move in Landau levels. In this letter, we report the discovery of the…

Strongly Correlated Electrons · Physics 2011-07-13 D. N. Sheng , Zheng-Cheng Gu , Kai Sun , L. Sheng

We provide a pure state formulation for hydrodynamic dynamics of isolated quantum many-body systems. A pure state describing quantum systems in local thermal equilibrium is constructed, which we call a local thermal pure quantum ($\ell$TPQ)…

Statistical Mechanics · Physics 2021-07-06 Shoichiro Tsutsui , Masaru Hongo , Shintaro Sato , Takahiro Sagawa

Quantum gases are used to simulate the physics of the lowest Landau level (LLL) with neutral atoms, which in the simplest setup is achieved by rotating the gas at the confining harmonic trap frequency, a requirement that is difficult to…

Quantum Gases · Physics 2025-09-29 Viktor Bekassy , Mikael Fogelström , Johannes Hofmann

We analyse various microscopic properties of the nematic fractional quantum Hall effect (FQHN) in the thermodynamic limit, and present necessary conditions required of the microscopic Hamiltonians for the nematic FQHE to be robust.…

Strongly Correlated Electrons · Physics 2020-09-09 Bo Yang

Low lying excitations of electron liquids in the fractional quantum Hall (FQH) regime are studied by resonant inelastic light scattering methods. We present here results from charge and spin excitations of FQH states in the lowest…

Mesoscale and Nanoscale Physics · Physics 2015-06-24 C. F. Hirjibehedin , Irene Dujovne , A. Pinczuk , B. S. Dennis , L. N. Pfeiffer , K. W. West

We demonstrate, in an elementary manner, that given a partition of the single particle Hilbert space into orthogonal subspaces, a Fermi sea may be factored into pairs of entangled modes, similar to a BCS state. We derive expressions for the…

Quantum Physics · Physics 2009-11-10 Israel Klich
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