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The observed fractional quantum Hall (FQH) plateaus follow a recurring hierarchical structure that allows an understanding of complex states based on simpler ones. Condensing the elementary quasiparticles of an Abelian FQH state results in…

Strongly Correlated Electrons · Physics 2025-09-03 Misha Yutushui , Maria Hermanns , David F. Mross

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…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Maissam Barkeshli , Xiao-Gang Wen

A most interesting feature of certain fractional quantum Hall states is that their quasiparticles obey non-Abelian fractional statistics. So far, candidate non-Abelian wave functions have been constructed from conformal blocks in cleverly…

Strongly Correlated Electrons · Physics 2010-02-07 M. Hermanns

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

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Maissam Barkeshli , Xiao-Gang Wen

We show that the set of double-layer Fractional Quantum Hall (FQH) states with a given topological order form a finite Abelian group under a new product. This group structure makes it possible to construct new FQH states from known ones. We…

Strongly Correlated Electrons · Physics 2015-02-02 Ali Nassar

Fractional quantum Hall (FQH) states host fractionally charged anyons with exotic exchange statistics. Of particular interest are FQH phases supporting non-Abelian anyons, which can encode topologically protected quantum information. In…

Strongly Correlated Electrons · Physics 2026-01-26 Koyena Bose

We construct effective $\mathrm{U}(2)$ Chern-Simons-Ginzburg-Landau theories for Abelian and non-Abelian fractional quantum Hall hierarchies for those which had previously been described only through categorical data or trial wavefunctions.…

Strongly Correlated Electrons · Physics 2026-04-13 Taegon Lee , Gil Young Cho , Donghae Seo

The Fibonacci topological order is the simplest platform for a universal topological quantum computer, consisting of a single type of non-Abelian anyon, $\tau$, with fusion rule $\tau\times\tau=1+\tau$. While it has been proposed that the…

Strongly Correlated Electrons · Physics 2021-06-16 Hart Goldman , Ramanjit Sohal , Eduardo Fradkin

A novel hierarchy of fractional quantum Hall (FQH) states in the lowest Landau level (LL) is proposed to explain recently observed FQH fractions such as nu=5/13, 3/8, or 4/11. Based on the analysis of their interaction pseudopotentials, it…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Arkadiusz Wojs , Kyung-Soo Yi , John J. Quinn

In the hierarchical theory of the fractional quantum Hall effect, the low--energy behaviour of a daughter state in the next level of the hierarchy is described by an interacting system of quasiparticles of the parent state. Taking the…

Condensed Matter · Physics 2007-05-23 M. Kasner

The Pfaffian fractional quantum Hall (FQH) states are incompressible non-Abelian topological fluids present in a half-filled electron Landau level, where there is a balanced population of electrons and holes. They give rise to half-integral…

Strongly Correlated Electrons · Physics 2019-06-19 Alexander Sirota , Sharmistha Sahoo , Gil Young Cho , Jeffrey C. Y. Teo

We present an effective Chern-Simons theory for the bulk fully polarized fractional quantum Hall (FQH) hierarchical states constructed as daughters of general states of the Jain series, {\it i. e.} as FQH states of the quasi-particles or…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Ana Lopez , Eduardo Fradkin

Identifying and understanding interacting systems that can host non-Abelian topological phases with fractionalized quasiparticles have attracted intense attentions in the past twenty years. Theoretically, it is possible to realize a rich…

Strongly Correlated Electrons · Physics 2015-09-01 W. Zhu , S. S. Gong , D. N. Sheng , L. Sheng

The abelian hierarchy of quantum Hall states accounts for most of the states in the lowest Landau level, and there is evidence of a similar hierarchy of non-abelian states emanating from the {\nu} = 5/2 Moore-Read state in the second Landau…

Strongly Correlated Electrons · Physics 2015-05-20 J. Suorsa , S. Viefers , T. H. Hansson

The coupled-wire construction provides a useful way to obtain microscopic Hamiltonians for various two-dimensional topological phases, among which fractional quantum Hall states are paradigmatic examples. Using the recently introduced flux…

Strongly Correlated Electrons · Physics 2019-01-23 Yohei Fuji , Akira Furusaki

There are several possible theoretically allowed non-Abelian fractional quantum Hall (FQH) states that could potentially be realized in one- and two- component FQH systems at total filling fraction $\nu = n+ 2/3$, for integer $n$. Some of…

Strongly Correlated Electrons · Physics 2015-07-09 Michael R. Peterson , Yang-Le Wu , Meng Cheng , Maissam Barkeshli , Zhenghan Wang , Sankar Das Sarma

We generalize the fractional quantum Hall hierarchy picture to apply to arbitrary, possibly non-Abelian, fractional quantum Hall states. Applying this to the nu = 5/2 Moore-Read state, we construct new explicit trial wavefunctions to…

Mesoscale and Nanoscale Physics · Physics 2008-09-29 Parsa Bonderson , J. K. Slingerland

We find a series of possible continuous quantum phase transitions between fractional quantum Hall (FQH) states at the same filling fraction in two-component quantum Hall systems. These can be driven by tuning the interlayer tunneling and/or…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Maissam Barkeshli , Xiao-Gang Wen

Multicomponent quantum Hall systems with internal degrees of freedom provide a fertile ground for the emergence of exotic quantum liquids. Here we investigate the possibility of non-Abelian topological order in the half-filled fractional…

Strongly Correlated Electrons · Physics 2017-01-04 W. Zhu , Zhao Liu , F. D. M. Haldane , D. N. Sheng

The current proposals for producing non-Abelian anyons and Majorana particles, which are neither fermions nor bosons, are primarily based on the realization of topological superconductivity in two dimensions. We show theoretically that the…

Strongly Correlated Electrons · Physics 2017-08-11 Ying-Hai Wu , Tao Shi , Jainendra K. Jain
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