English
Related papers

Related papers: Jordan-Wigner Fermionization and the Theory of Low…

200 papers

We use the Jordan-Wigner representation to study dynamic quantities for the spin-1/2 XX chain in a transverse magnetic field. We discuss in some detail the properties of the four-fermion excitation continuum which is probed by the dynamic…

Strongly Correlated Electrons · Physics 2016-08-16 O. Derzhko , T. Krokhmalskii , J. Stolze , G. Müller

An exact Jordan-Wigner type of transformation is presented in 1D connecting spin-1/2 operators to spinful canonical Fermi operators. The transformation contains two free parameters allowing a broad interconnection possibility in between…

Strongly Correlated Electrons · Physics 2025-03-25 Zsolt Gulacsi

Exact results for the dynamic dimer and trimer structure factors of the one-dimensional s=1/2 XX model in a transverse magnetic field ($\parallel z$) are presented and discussed in relation to known exact results for the dynamic spin…

Statistical Mechanics · Physics 2016-08-16 Oleg Derzhko , Taras Krokhmalskii , Joachim Stolze , Gerhard Müller

The Jordan-Wigner transformation is applied to study magnetic properties of the quantum spin-1/2 $XX$ model on the diamond chain. Generally, the Hamiltonian of this quantum spin system can be represented in terms of spinless fermions in the…

Strongly Correlated Electrons · Physics 2011-05-09 Taras Verkholyak , Jozef Strecka , Michal Jascur , Johannes Richter

We review the papers on the Jordan-Wigner transformation in two dimensions to comment on a possibility of examining the statistical mechanics properties of two-dimensional spin-1/2 models. We discuss in some detail the two-dimensional…

Condensed Matter · Physics 2007-05-23 Oleg Derzhko

Recently a Jordan-Wigner transformation was constructed for spinful fermions at S=1/2 spins in one dimension connecting the spin-1/2 operators to genuine spinful canonical Fermi operators. In the presented paper this exact transformation is…

Strongly Correlated Electrons · Physics 2025-02-24 Zsolt Gulacsi

We discuss the dynamic properties of the square-lattice spin-1/2 XY model obtained using the two-dimensional Jordan-Wigner fermionization approach. We argue the relevancy of the fermionic picture for interpreting the neutron scattering…

Strongly Correlated Electrons · Physics 2007-05-23 Oleg Derzhko , Taras Krokhmalskii

The Jordan-Wigner transformation is traditionally applied to one dimensional systems, but recent works have generalized the transformation to fermionic lattice systems in higher dimensions while keeping locality manifest. These developments…

Strongly Correlated Electrons · Physics 2021-08-24 Hoi Chun Po

The celebrated Jordan--Wigner transformation provides an efficient mapping between spin chains and fermionic systems in one dimension. Here we extend this spin-fermion mapping to arbitrary tree structures, which enables mapping between…

Other Condensed Matter · Physics 2021-02-19 Stefan Backens , Alexander Shnirman , Yuriy Makhlin

The Jordan--Wigner transformation permits one to convert spin $1/2$ operators into spinless fermion ones, or vice versa. In some cases, it transforms an interacting spin Hamiltonian into a noninteracting fermionic one which is exactly…

We discuss a scheme for performing Jordan-Wigner transformation for various lattice fermion systems in two and three dimensions which keeps internal and spatial symmetries manifest. The correspondence between fermionic and bosonic operators…

Strongly Correlated Electrons · Physics 2022-09-21 Kangle Li , Hoi Chun Po

This work proposes a minimal model extending the duality between classical statistical spin systems and fermionic systems beyond the case of free fermions. A Jordan-Wigner transformation applied to a two-dimensional tensor network maps the…

Strongly Correlated Electrons · Physics 2025-06-23 Carolin Wille , Maksimilian Usoltcev , Jens Eisert , Alexander Altland

Jordan-Wigner-type transformations connecting the spin-3/2 operators and two kinds of fermions are derived. A general condition of fermionizability of spins is obtained and a theorem establishing connection between half integer spins and…

Strongly Correlated Electrons · Physics 2007-05-23 Stanislav V. Dobrov

The Jordan-Wigner transformation connects spin operators in one-dimensional spin systems and fermionic operators. In this work, we elucidate the relationship between the finite-size corrections in the spin representation and the fermionic…

Statistical Mechanics · Physics 2026-01-28 Katsumasa Nakayama , Kei Suzuki

We present a numerical self consistent variational approach based on the Jordan-Wigner transformation for two dimensional spin systems. We apply it to the study of the well known quantum (S=1/2) antiferromagnetic XXZ system as a function of…

Strongly Correlated Electrons · Physics 2009-11-10 D. C. Cabra , G. L. Rossini

Proposed is a generalization of Jordan-Wigner transform that allows to exactly fermionize a large family of quantum spin Hamiltonians in dimensions higher than one. The key new steps are to enlarge the Hilbert space of the original model by…

Strongly Correlated Electrons · Physics 2014-11-20 Victor Galitski

Using the two-dimensional Jordan-Wigner fermionization we calculate the thermodynamic quantities of the (spatially anisotropic) square-lattice spin-1/2 anisotropic XY (XZ) model. We compare the results of different approaches for the…

Condensed Matter · Physics 2007-05-23 Oleg Derzhko , Johannes Richter , Taras Verkholyak

A variety of analytical approaches have been developed for the study of quantum spin systems in two dimensions, the notable ones being spin-waves, slave boson/fermion parton constructions, and for lattices with one-to-one local…

Strongly Correlated Electrons · Physics 2023-08-09 Jagannath Das , Aman Kumar , Avijit Maity , Vikram Tripathi

The Jordan-Wigner transformation establishes a duality between $su(2)$ and fermionic algebras. We present qualitative arguments and numerical evidence that when mapping spins to fermions, the transformation makes strong correlation weaker,…

Strongly Correlated Electrons · Physics 2022-11-30 Thomas M. Henderson , Guo P. Chen , Gustavo E. Scuseria

Using the Jordan-Wigner fermionization in two dimensions we obtain the zz wave vector- and frequency-dependent structure factor for the spin-1/2 isotropic XY model on a spatially anisotropic square lattice. We use the obtained results to…

Condensed Matter · Physics 2009-11-10 Oleg Derzhko , Taras Krokhmalskii
‹ Prev 1 2 3 10 Next ›