Fractional topological superconductivity and parafermion corner states
We consider a system of weakly coupled Rashba nanowires in the strong spin-orbit
interaction (SOI) regime. The nanowires are arranged into two tunnel-coupled layers …
interaction (SOI) regime. The nanowires are arranged into two tunnel-coupled layers …
Parafermion in the Double Charge Kondo Model
Quantum impurity models with frustrated Kondo interactions can support quantum critical
points with fractionalized excitations. Recent experiments [W. Pouse, Nat. Phys.(2023) …
points with fractionalized excitations. Recent experiments [W. Pouse, Nat. Phys.(2023) …
parafermions in Weakly Interacting Superconducting Constrictions at the Helical Edge of Quantum Spin Hall Insulators
Parafermions are generalizations of Majorana fermions that may appear in interacting
topological systems. They are known to be powerful building blocks of topological quantum …
topological systems. They are known to be powerful building blocks of topological quantum …
Two-fluid coexistence and phase separation in a one-dimensional model with pair hop** and density interactions
We compute the phase diagram of a one-dimensional model of spinless fermions with pair
hop** and nearest-neighbor interaction, first introduced by Ruhman and Altman, using the …
hop** and nearest-neighbor interaction, first introduced by Ruhman and Altman, using the …
parafermions in one-dimensional fermionic lattices
Parafermions are emergent excitations which generalize Majorana fermions and are
potentially relevant to topological quantum computation. Using the concept of Fock …
potentially relevant to topological quantum computation. Using the concept of Fock …
Readout of parafermionic states by transport measurements
Recent experiments have demonstrated the possibility of inducing superconducting pairing
into counterpropagating fractional quantum Hall edge modes. This paves the way for the …
into counterpropagating fractional quantum Hall edge modes. This paves the way for the …
Pretopological fractional excitations in the two-leg flux ladder
Topological order, the hallmark of fractional quantum Hall states, is primarily defined in
terms of ground-state degeneracy on higher-genus manifolds, eg, the torus. We investigate …
terms of ground-state degeneracy on higher-genus manifolds, eg, the torus. We investigate …
Anyonic tight-binding models of parafermions and of fractionalized fermions
Parafermions are emergent quasiparticles which generalize Majorana fermions and
possess intriguing anyonic properties. The theoretical investigation of effective models …
possess intriguing anyonic properties. The theoretical investigation of effective models …
Parafermions in a multilegged geometry: Towards a scalable parafermionic network
Parafermionic zero modes are non-Abelian excitations which have been predicted to
emerge at the boundary of topological phases of matter. Contrary to earlier proposals, here …
emerge at the boundary of topological phases of matter. Contrary to earlier proposals, here …
Overlap of parafermionic zero modes at a finite distance
Parafermion bound states (PBSs) are generalizations of Majorana bound states (MBSs) and
have been predicted to exist as zero-energy eigenstates in proximitized fractional quantum …
have been predicted to exist as zero-energy eigenstates in proximitized fractional quantum …