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Computations of the strong field generation of gravitational waves by black hole processes produce waveforms that are dominated by quasinormal (QN) ringing, a damped oscillation characteristic of the black hole. We describe here the…

General Relativity and Quantum Cosmology · Physics 2015-06-25 Hans-Peter Nollert , Richard H. Price

The tunneling between the Laughlin state and its quasihole excitations are studied by using the Jack polynomial. We find a universal analytical formula for the tunneling amplitude, which can describe both bulk and edge quasihole…

Strongly Correlated Electrons · Physics 2015-06-03 Zi-xiang Hu , Ki Hoon Lee , Xin wan

Numerical results for the energy spectra of $N$ electrons on a spherical surface are used as input data to determine the quasiparticle energies and the pairwise ``Fermi liquid'' interactions of composite Fermion (CF) excitations in…

Condensed Matter · Physics 2009-10-28 P. Sitko , S. N. Yi , K. S. Yi , J. J. Quinn

Topological phases are characterized by their entanglement properties, which is manifest in a direct relation between entanglement spectra and edge states discovered by Li and Haldane. We propose to leverage the power of synthetic quantum…

Quantum Gases · Physics 2022-05-04 Torsten V. Zache , Christian Kokail , Bhuvanesh Sundar , Peter Zoller

We consider spaces of trial wavefunctions for ground states and edge excitations in the fractional quantum Hall effect that can be obtained in various ways. In one way, functions are obtained by analyzing the entanglement of the ground…

Mesoscale and Nanoscale Physics · Physics 2013-09-04 T. S. Jackson , N. Read , S. H. Simon

The measurement of quantum entanglement in many-body systems remains challenging. One experimentally relevant fact about quantum entanglement is that in systems whose degrees of freedom map to free fermions with conserved total particle…

The calculation of pair correlations and density profiles of quasiholes are routine steps in the study of proposed fractional quantum Hall states. Nevertheless, the field has not adopted a standard way to present the results of such…

Strongly Correlated Electrons · Physics 2023-06-07 Jørgen Fulsebakke , Mikael Fremling , Niall Moran , J. K. Slingerland

We study fractional quantum Hall states in the cylinder geometry with open boundaries. By truncating the Coulomb interactions between electrons we show that it is possible to construct infinitely many exact eigenstates including the ground…

Strongly Correlated Electrons · Physics 2013-05-30 Paul Soulé , Thierry Jolicoeur

We calculate the electromagnetic response functions of a Fractional Quantum Hall system within the framework of the fermion Chern-Simons theory for the Fractional Hall Effect (FQHE) which we developed before. Our results are valid in a…

Condensed Matter · Physics 2009-10-22 Ana Lopez , Eduardo Fradkin

We compute the physical properties of non-Abelian Fractional Quantum Hall (FQH) states described by Jack polynomials at general filling $\nu=\frac{k}{r}$. For $r=2$, these states are identical to the $Z_k$ Read-Rezayi parafermions, whereas…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 B. Andrei Bernevig , F. D. M. Haldane

We demonstrate that formulating the composite-fermion theory of the fractional quantum Hall (FQH) effect in terms of quaternions greatly expands its reach and opens the door into many interesting issues that were previously beyond the reach…

Strongly Correlated Electrons · Physics 2025-05-30 Mytraya Gattu , J. K. Jain

We develop a general algebraic scheme to decompose fractional quantum Hall (FQH) wave functions based on the operator contraction multiplication. By introducing fermionic and bosonic operators and establishing three fundamental contraction…

Strongly Correlated Electrons · Physics 2026-04-24 Dong-Hao Guan , Licheng Wang , Yuan Zhou , Ai-Lei He , Yi-Fei Wang

Laughlin's wave functions, describing the fractional quantum Hall effect at filling factors $\nu=1/(2k+1)$, can be obtained as correlation functions in conformal field theory, and recently this construction was extended to Jain's composite…

Mesoscale and Nanoscale Physics · Physics 2008-12-22 E. J. Bergholtz , T. H. Hansson , M. Hermanns , A. Karlhede , S. Viefers

We analyze electronic excitations (excitations generated by adding or removing one electron) in the bulk of fractional quantum Hall states in Jain sequence states, using composite fermion Chern-Simons field theory. Starting from meanfield…

Mesoscale and Nanoscale Physics · Physics 2024-09-23 Xinlei Yue , Ady Stern

The excitations of fractional quantum Hall effect (FQHE) states have been largely inaccessible to experimental probes until recently. New electron scanning tunneling microscopy (STM) results from Hu et.al. (arXiv:2308.05789) show promise in…

Mesoscale and Nanoscale Physics · Physics 2026-02-25 Jyesta M. Adhidewata , Joel E. Moore

The quasiholes of the Read-Rezayi clustered quantum Hall states are considered, for any number of particles and quasiholes on a sphere, and for any degree k of clustering. A set of trial wavefunctions, that are zero-energy eigenstates of a…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 N. Read

We demonstrate numerically that non-Abelian quasihole excitations of the $\nu = 5/2$ fractional quantum Hall state have some of the key properties necessary to support quantum computation. We find that as the quasihole spacing is increased,…

Mesoscale and Nanoscale Physics · Physics 2009-08-26 M. Baraban , G. Zikos , N. Bonesteel , S. H. Simon

We show the model wavefunctions for the neutral collective modes in fractional quantum Hall (FQH) states have simple analytic forms obtained from judicially reducing the powers of selected pairs in the ground state Jastrow factor. This…

Strongly Correlated Electrons · Physics 2013-06-28 Bo Yang

In the conformal field theory (CFT) approach to the quantum Hall effect, the multi-electron wave functions are expressed as correlation functions in certain rational CFTs. While this approach has led to a well-understood description of the…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 T. H. Hansson , M. Hermanns , S. Viefers

The charge of quasiparticles in Pfaffian states of composite fermion excitations (the presence of which is indicated by recent experiments) is found. At the filling fraction of the Pfaffian state $\nu=p/q$ (of the lowest Landau level) the…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Piotr Sitko