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Related papers: Moore-Read state in Half-filled Moir\'e Chern band…

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Utilizing the realistic continuum description of twisted bilayer MoTe2 and many-body exact diagonalization calculation, we establish that the second moir\'e band of twisted bilayer MoTe2, at a small twist angle of approximately 2{\deg},…

Strongly Correlated Electrons · Physics 2025-02-13 Cheong-Eung Ahn , Wonjun Lee , Kunihiro Yananose , Youngwook Kim , Gil Young Cho

We present evidence supporting the weakly paired Moore-Read phase in the half-filled second Landau level, focusing on some of the qualitative features of its excitations. Based on numerical studies, we show that systems with odd particle…

Mesoscale and Nanoscale Physics · Physics 2011-07-15 Gunnar Moller , Arkadiusz Wojs , Nigel R. Cooper

We propose a frustration-free model for the Moore-Read quantum Hall state on sufficiently thin cylinders with circumferences $\lesssim 7$ magnetic lengths. While the Moore-Read Hamiltonian involves complicated long-range interactions…

Strongly Correlated Electrons · Physics 2024-02-15 Cristian Voinea , Songyang Pu , Ammar Kirmani , Pouyan Ghaemi , Armin Rahmani , Zlatko Papić

The energy and entanglement spectrum of fractionally filled interacting topological insulators exhibit a peculiar manifold of low energy states separated by a gap from a high energy set of spurious states. In the current manuscript, we show…

Strongly Correlated Electrons · Physics 2013-02-04 B. Andrei Bernevig , N. Regnault

At partial filling of a flat band, strong electronic interactions may favor gapped states harboring emergent topology with quantized Hall conductivity. Emergent topological states have been found in partially filled Landau levels and…

Coupled atom-cavity arrays, such as those described by the Jaynes-Cummings Hubbard model, have the potential to emulate a wide range of condensed matter phenomena. In particular, the strongly correlated states of the fractional quantum Hall…

Mesoscale and Nanoscale Physics · Physics 2016-05-25 Andrew L. C. Hayward , Andrew M. Martin

Fractional quantum Hall states have been observed at filling factor $\nu=3/4$ in GaAs hole system and bilayer graphene. In theoretical bootstrap analysis, it was revealed that non-Abelian topological orders with Ising anyons can be realized…

Strongly Correlated Electrons · Physics 2026-02-24 Kai-Wen Huang , Ying-Hai Wu

In search of states with non-Abelian statistics, we explore the fractional quantum Hall effect in a system of two-dimensional charge carrier holes. We propose a new method of mapping states of holes confined to a finite width quantum well…

Mesoscale and Nanoscale Physics · Physics 2017-04-26 George Simion , Yuli Lyanda-Geller

We formulate a theory of non-Abelian fractional quantum Hall states by considering an anisotropic system consisting of coupled, interacting one dimensional wires. We show that Abelian bosonization provides a simple framework for…

Mesoscale and Nanoscale Physics · Physics 2014-02-12 Jeffrey C. Y. Teo , C. L. Kane

Two-dimensional moire materials present unprecedented opportunities to explore quantum phases of matter arising from the interplay of band topology and strong correlations.One of the most striking examples is the recent observation of…

We present a method for the exact construction of the fully particle-hole symmetric PH-Pfaffian ground state and its charged excitations on a sphere. We adopt the Moore-Read state, but with a nonholomorphic pairing component as in previous…

Mesoscale and Nanoscale Physics · Physics 2021-09-08 Edward H. Rezayi , Kiryl Pakrouski , F. D. M. Haldane

Recent experimental discovery of fractional Chern insulator in moir\'e Chern band in twisted transition metal dichalocogenide homobilayers has sparked intensive interest in exploring the ways of engineering band topology and correlated…

Strongly Correlated Electrons · Physics 2024-05-22 Xiaoyang Shen , Chonghao Wang , Ruiping Guo , Zhiming Xu , Wenhui Duan , Yong Xu

Non-Abelian excitations are an interesting feature of many fractional quantum Hall phases, including those phases described by the Moore-Read (or Pfaffian) wave function. However, the detection of the non-Abelian quasiparticles is…

Mesoscale and Nanoscale Physics · Physics 2021-07-21 Niccolò Baldelli , Bruno Juliá-Díaz , Utso Bhattacharya , Maciej Lewenstein , Tobias Graß

We investigate the moir\'e band structures and possible even denominator fractional quantum Hall state in small angle twisted bilayer MoTe$_2$, using combined large-scale local basis density functional theory calculation and continuum model…

Strongly Correlated Electrons · Physics 2026-01-07 Cheng Xu , Ning Mao , Tiansheng Zeng , Yang Zhang

We present a detailed analysis of bi-partite entanglement in the non-Abelian Moore-Read fractional quantum Hall state of bosons and fermions on the torus. In particular, we show that the entanglement spectra can be decomposed into intricate…

Strongly Correlated Electrons · Physics 2012-01-20 Zhao Liu , Emil J. Bergholtz , Heng Fan , Andreas M. Laeuchli

We investigate in detail the $\nu=+1$ displacement-field-tuned interacting phase diagram of $L=3,4,5,6,7$ layer rhombohedral graphene aligned to hBN (R$L$G/hBN). Our calculations account for the 3D nature of the Coulomb interaction, the…

Strongly Correlated Electrons · Physics 2025-10-08 Yves H. Kwan , Jiabin Yu , Jonah Herzog-Arbeitman , Dmitri K. Efetov , Nicolas Regnault , B. Andrei Bernevig

We show that cotunneling in the 5/2 fractional quantum Hall regime allows us to test the Moore-Read wave function, proposed for this regime, and to probe the nature of the fractional charge carriers. We calculate the cotunneling current for…

Mesoscale and Nanoscale Physics · Physics 2015-03-20 Robert Zielke , Bernd Braunecker , Daniel Loss

Chern insulators are band insulators exhibiting a nonzero Hall conductance but preserving the lattice translational symmetry. We conclusively show that a partially filled Chern insulator at 1/3 filling exhibits a fractional quantum Hall…

Strongly Correlated Electrons · Physics 2015-03-19 N. Regnault , B. Andrei Bernevig

We propose noise oscillation measurements in a double point contact, accessible with current technology, to seek for a signature of the non-abelian nature of the \nu=5/2 quantum Hall state. Calculating the voltage and temperature dependence…

Mesoscale and Nanoscale Physics · Physics 2008-04-09 Eddy Ardonne , Eun-Ah Kim

Three-body continuum states are investigated with the hyperspherical method on a Lagrange mesh. The $R$-matrix theory is used to treat the asymptotic behaviour of scattering wave functions. The formalism is developed for neutral as well as…

Nuclear Theory · Physics 2009-11-11 P. Descouvemont , E. M. Tursunov , D. Baye