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Using photoluminescence microscopy enhanced by MRI, we visualize in real space both electron and nuclear polarization occurring in non-equilibrium FQH liquids. We observe stripe-like regions comprising FQH excited states which discretely…

介观与纳米尺度物理 · 物理学 2017-02-22 John N. Moore , Junichiro Hayakawa , Takaaki Mano , Takeshi Noda , Go Yusa

We perform variational Monte-Carlo calculations to show that bosons in a rotating optical lattice will form analogs of fractional quantum Hall states when the tunneling is sufficiently weak compared to the interactions and the deviation of…

量子气体 · 物理学 2015-05-18 R. O. Umucalilar , Erich J. Mueller

We consider fractional quantum Hall states built on Laughlin's original N-body wave-functions, i.e., they are of the form holomorphic times gaussian and vanish when two particles come close, with a given polynomial rate. Such states appear…

数学物理 · 物理学 2016-01-06 Nicolas Rougerie , Jakob Yngvason

Strongly correlated fractional quantum Hall liquids support fractional excitations, which can be understood in terms of adiabatic flux insertion arguments. A second route to fractionalization is through the coupling of weakly interacting…

强关联电子 · 物理学 2013-09-04 Armin Rahmani , Rodrigo A. Muniz , Ivar Martin

When the quantum Hall effect occurs in a two-dimensional electron gas, all low-energy elementary excitations are localized near the system edge. The edge acts in many ways like a one-dimensional ring of electrons, except that a finite…

凝聚态物理 · 物理学 2007-05-23 A. H. MacDonald

We present a Chern-Simons matrix model describing the fractional quantum Hall effect on the two-sphere. We demonstrate the equivalence of our proposal to particular restrictions of the Calogero-Sutherland model, reproduce the quantum states…

高能物理 - 理论 · 物理学 2009-11-11 Bogdan Morariu , Alexios P. Polychronakos

The quantum-mechanical description of assemblies of particles whose motion is confined to two (or one) spatial dimensions offers many possibilities that are distinct from bosons and fermions. We call such particles anyons. The simplest…

强关联电子 · 物理学 2022-11-22 Martin Greiter , Frank Wilczek

It is shown, with the help of exact diagonalization studies on systems with up to sixteen electrons, in the presence of up to two delta function impurities, that the Pfaffian model is inadequate for the actual quasiholes and quasiparticles…

介观与纳米尺度物理 · 物理学 2010-06-24 Csaba Toke , Nicolas Regnault , Jainendra K. Jain

Based on the Caputo definition of the fractional derivative the ground state spectra of mesons are classified as multiplets of the fractional rotation group. The comparison with the experimental values leads to the conclusion, that quarks…

综合物理 · 物理学 2010-03-30 Richard Herrmann

A large class of fractional quantum Hall (FQH) states can be classified according to their pattern of zeros, which describes the order of zeros in ground state wave functions as various clusters of electrons are brought together. The…

介观与纳米尺度物理 · 物理学 2013-05-29 Maissam Barkeshli , Xiao-Gang Wen

A major motivation for building a quantum computer is that it provides a tool to efficiently simulate strongly correlated quantum systems. In this work, we present a detailed roadmap on how to simulate a two-dimensional electron…

We constructed a Hall resistance formula for the fractional quantum Hall effect by analyzing the experimental data reported in [J. P. Eisenstein and H. L. Stormer, {Science} {\bf 248}, 1510 (1990)]. The formula is given as a function of…

介观与纳米尺度物理 · 物理学 2018-01-15 Tadashi Toyoda

In an earlier letter [Ducharme \textit{et al.} Phys. Rev. Lett. \textbf{126}, 134803 (2021)], a solution to the Dirac equation for a relativistic Gaussian electron beam showed that for a diverging beam the spin of each electron is the sum…

量子物理 · 物理学 2026-04-24 Robert Ducharme , Irismar G. da Paz

We study Faraday rotation in the quantum relativistic limit. Starting from the photon self-energy in the presence of a constant magnetic field the rotation of the polarization vector of a plane electromagnetic wave which travel along the…

高能物理 - 唯象学 · 物理学 2013-12-20 L. Cruz Rodriguez , A. Perez Martinez , H. Perez Rojas , E. Rodriguez Querts

It is shown that the deviation of fractional quantum Hall edge fluid from power law correlation functions with universal exponent $\alpha=1/\nu$ as observed in recent experiment may be explained when analyzed from the viewpoint of chiral…

介观与纳米尺度物理 · 物理学 2009-11-10 B. Basu , P. Bandyopadhyay

Fractional Quantum Hall effect (FQHE) is a unique many-body phenomenon, which was discovered in a two-dimensional electron system placed in a strong perpendicular magnetic field. It is entirely due to the electron-electron interactions…

介观与纳米尺度物理 · 物理学 2022-07-15 Vadym Apalkov , Tapash Chakraborty

Even though composite fermions in the fractional quantum Hall liquid are well established, it is not yet known up to what energies they remain intact. We probe the high-energy spectrum of the 1/3 liquid directly by resonant inelastic light…

The applicability of the factorization method is extended to the case of quantum fractional-differential Hamiltonians. In contrast with the conventional factorization, it is shown that the `factorization energy' is now a…

数学物理 · 物理学 2016-05-05 Fernando Olivar-Romero , Oscar Rosas-Ortiz

The parton theory constructs candidate fractional quantum Hall states by decomposing the physical particles into unphysical partons, placing the partons in integer quantum Hall states, and then gluing the partons back into the physical…

强关联电子 · 物理学 2024-12-13 Koji Kudo , Jonathan Schirmer , Jainendra K. Jain

In non-interacting systems, disorder can drive a trivial phase into a topological one. However little is known how to construct a fractional quantum Hall ground-state, a paradigmatic topologically ordered state, that exists both in…

强关联电子 · 物理学 2025-09-04 Justin Schirmann , Peru d'Ornellas , Charles Stahl , Adolfo G. Grushin
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