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Related papers: Edge $\mathbb{Z}_3$ parafermions in fermionic latt…

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Parafermions are emergent quasi-particles which generalize Majorana fermions and possess intriguing anyonic properties. The theoretical investigation of effective models hosting them is gaining considerable importance in view of present-day…

Strongly Correlated Electrons · Physics 2019-02-12 Davide Rossini , Matteo Carrega , Marcello Calvanese Strinati , Leonardo Mazza

Parafermions are non-Abelian anyons which generalize Majorana fermions and hold great promise for topological quantum computation. We study the braiding of $\mathbb{Z}_{2n}$ parafermions which have been predicted to emerge as bound states…

Strongly Correlated Electrons · Physics 2020-01-22 Solofo Groenendijk , Alessio Calzona , Hugo Tschirhart , Edvin G. Idrisov , Thomas L. Schmidt

Parafermions are generalizations of Majorana fermions that may appear in interacting topological systems. They are known to be powerful building blocks of topological quantum computers. Existing proposals for realizations of parafermions…

Strongly Correlated Electrons · Physics 2019-02-20 C. Fleckenstein , N. Traverso Ziani , B. Trauzettel

We construct the 1D $\mathbb{Z}_3$ parafermionic model based on the solution of Yang-Baxter equation and express the model by three types of fermions. It is shown that the $\mathbb{Z}_3$ parafermionic chain possesses both triple degenerate…

Quantum Physics · Physics 2016-02-05 Li-Wei Yu , Mo-Lin Ge

We study a class of three dimensional exactly solvable models of topological matter first put forward by Walker and Wang [arXiv:1104.2632v2]. While these are not models of interacting fermions, they may well capture the topological behavior…

Strongly Correlated Electrons · Physics 2015-03-20 C. W. von Keyserlingk , F. J. Burnell , Steven H. Simon

Boundary conformal field theory is brought to bear on the study of topological insulating phases of non-abelian anyonic chains. These topologically non-trivial phases display protected anyonic end modes. We consider antiferromagnetically…

Strongly Correlated Electrons · Physics 2014-08-25 Wade DeGottardi

We investigate a promising conformal field theory realization scheme for topological quantum computation based on the Fibonacci anyons, which are believed to be realized as quasiparticle excitations in the $\mathbb{Z}_3$ parafermion…

Quantum Physics · Physics 2024-04-04 Lachezar S. Georgiev , Ludmil Hadjiivanov , Grigori Matein

We propose a scheme to induce $\mathbb{Z}_3$ parafermion modes, exotic zero-energy bound states that possess non-Abelian statistics. We consider a minimal setup consisting of a bundle of four tunnel coupled nanowires hosting spinless…

Mesoscale and Nanoscale Physics · Physics 2014-06-25 Jelena Klinovaja , Daniel Loss

Topological orders and associated topological protected excitations satisfying non-Abelian statistics have been widely explored in various platforms. The $\mathbb{Z}_3$ parafermions are regarded as the most natural generation of the…

Strongly Correlated Electrons · Physics 2019-09-11 Shun-Yao Zhang , Hong-Ze Xu , Yue-Xin Huang , Guang-Can Guo , Zheng-Wei Zhou , Ming Gong

Non-Abelian anyons--particles whose exchange noncommutatively transforms a system's quantum state--are widely sought for the exotic fundamental physics they harbor as well as for quantum computing applications. There now exist numerous…

Strongly Correlated Electrons · Physics 2013-01-24 David J. Clarke , Jason Alicea , Kirill Shtengel

Parafermions with non-Abelian statistics have been proposed as a promising platform for quantum computation, potentially enabling a broader set of topologically protected gates than Majorana fermions. The experimental and theoretical…

Strongly Correlated Electrons · Physics 2026-05-11 Botond Osváth , Gergely Barcza , László Oroszlány

Parafermions are a natural generalization of Majorana fermions. We consider a breathing Kagome lattice with complex hoppings by imposing $\mathbb{Z}_{3}$ clock symmetry in the complex energy plane. It is a non-Hermitian generalization of…

Mesoscale and Nanoscale Physics · Physics 2022-06-28 Motohiko Ezawa

It is shown that certain fractionally-charged quasiparticles can be modeled on \(D-\)dimensional lattices in terms of unconventional yet simple Fock algebras of creation and annihilation operators. These unconventional Fock algebras are…

Strongly Correlated Electrons · Physics 2017-06-23 Emilio Cobanera

A sign of topological order in a gapped one-dimensional quantum chain is the existence of edge zero modes. These occur in the Z_2-invariant Ising/Majorana chain, where they can be understood using free-fermion techniques. Here I discuss…

Strongly Correlated Electrons · Physics 2015-06-11 Paul Fendley

We theoretically report the emergence of $Z_4$ parafermion edge modes in a periodically driven spinful superconducting chain with modest fermionic Hubbard interaction. These parafermion edge modes represent $\pm \pi/(2T)$ quasienergy…

Quantum Physics · Physics 2021-10-04 Raditya Weda Bomantara

The possibility of realizing non-Abelian excitations (non-Abelions) in two-dimensional (2D) Abelian states of matter has generated a lot of interest recently. A well-known example of such non-Abelions are parafermion zeros modes (PFZMs)…

Strongly Correlated Electrons · Physics 2017-06-06 Mohammad-Sadegh Vaezi , Abolhassan Vaezi

Exotic topologically protected zero modes with parafermionic statistics (also called fractionalized Majorana modes) have been proposed to emerge in devices fabricated from a fractional quantum Hall system and a superconductor. The…

We formulate a $\mathbb{Z}_k$-parafermionization/bosonization scheme for one-dimensional lattice models and field theories on a torus, starting from a generalized Jordan-Wigner transformation on a lattice, which extends the Majorana-Ising…

Strongly Correlated Electrons · Physics 2021-05-19 Yuan Yao , Akira Furusaki

Emergent anyons are the key elements of the topological quantum computation and topological quantum memory. We study a two-component fermion model with conventional two-body interaction in an open boundary condition and show that several…

Other Condensed Matter · Physics 2010-02-23 Yue Yu , Yi Li

Quasiparticle poisoning, expected to arise during the measurement of Majorana zero mode state, poses a fundamental problem towards the realization of Majorana-based quantum computation. Parafermions, a natural generalization of Majorana…