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Related papers: Bosonization in 2+1 dimensions without Chern - Sim…

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We review several variants of three-dimensional quantum electrodynamics (QED$_3$) with $N_f$ fermion (or boson) flavors including fermionic (or spinorial) QED$_3$, bosonic (or scalar) QED$_3$, $\mathcal{N}=1$ supersymmetric QED and also…

High Energy Physics - Theory · Physics 2023-10-12 S. Metayer , S. Teber

We study a system of fermions interacting with a gauge field which can be used to describe either spin liquid or $\nu=1/2$ Quantum Hall state. We propose a generalized model with a dimensionless parameter $N$. We evaluate the properties of…

Condensed Matter · Physics 2007-05-23 L. B. Ioffe , D. Lidsky , B. L. Altshuler

The generating functional of two dimensional $BF$ field theories coupled to fermionic fields and conserved currents is computed in the general case when the base manifold is a genus g compact Riemann surface. The lagrangian density…

High Energy Physics - Theory · Physics 2009-10-31 A. Restuccian , J. Stephany

In this paper we study in detail the equivalence of the recently introduced Born-Infeld self dual model to the Abelian Born-Infeld-Chern-Simons model in 2+1 dimensions. We first apply the improved Batalin, Fradkin and Tyutin scheme, to…

High Energy Physics - Theory · Physics 2009-11-07 E. Harikumar , Avinash Khare , M. Sivakumar , Prasanta K. Tripathy

The theory of a spinor field interacting with a pure Chern-Simons gauge field in 2+1 dimensions is quantized. Dynamical and nondynamical variables are separated in a gauge-independent way. After the nondynamical variables are dropped, this…

High Energy Physics - Theory · Physics 2018-01-17 Qiong-gui Lin

Bosonization of degenerate fermions yields insight both into Landau Fermi liquids, and into non-Fermi liquids. We begin our review with a pedagogical introduction to bosonization, emphasizing its applicability in spatial dimensions greater…

Strongly Correlated Electrons · Physics 2015-06-25 A. Houghton , H. -J. Kwon , J. B. Marston

In this talk I want to explain the operator substractions needed to renormalize gauge currents in a second quantized theory. The case of space-time dimensions $3+1$ is considered in detail. In presence of chiral fermions the renormalization…

High Energy Physics - Theory · Physics 2007-05-23 Jouko Mickelsson

Quantization procedure of the Gardner-Zakharov-Faddeev and Magri brackets by means of the fermionic representation for the KdV field is considered. It is shown that in both cases the corresponding Hamiltonians are given as sums of two well…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 A. Pogrebkov

A gas of electrons confined to a plane is examined in both the relativistic and nonrelativistic case. Using a (0+1)-dimensional effective theory, a remarkably simple method is proposed to calculate the spin density induced by an uniform…

High Energy Physics - Theory · Physics 2009-10-22 Adrian Neagu , Adriaan M. J. Schakel

A set of operators, the so-called k-fermion operators, that interpolate between boson and fermion operators are introduced through the consideration of an algebra arising from two non-commuting quon algebras. The deformation parameters q…

Quantum Physics · Physics 2011-04-15 M. Daoud , Y. Hassouni , M. Kibler

Generalizing the kink operator of the Heisenberg spin 1/2 model, we construct a set of Klein factors explicitly such that $(1+1)$ dimensional fermion theories with arbitrary number of species are mapped onto the corresponding boson theories…

High Energy Physics - Theory · Physics 2016-06-29 Taejin Lee

Quantum versions of the hydrogen atom and the harmonic oscillator are studied on non Euclidean spaces of dimension N. 2N-1 integrals, of arbitrary order, are constructed via a multi-dimensional version of the factorization method, thus…

Mathematical Physics · Physics 2015-06-23 Sarah Post , Danilo Riglioni

The simplest $N=2$ supersymmetric quantum mechanical system is realized in terms of the bosonic creation and annihilation operators obeying either ordinary or deformed Heisenberg algebra involving Klein operator. The construction comprises…

High Energy Physics - Theory · Physics 2007-05-23 Mikhail S. Plyushchay

Bosonic quantum conversion systems can be modeled by many-particle single-mode Hamiltonians describing a conversion of $n$ molecules of type A into $m$ molecules of type B and vice versa. These Hamiltonians are analyzed in terms of…

Quantum Physics · Physics 2016-04-13 Eva-Maria Graefe , Hans Jürgen Korsch , Alexander Rush

We derive the bosonization rules for free fermions on a half-line with physically sensible boundary conditions for Luttinger fermions. We use path-integral methods to calculate the bosonized fermionic currents on the half-line and derive…

Condensed Matter · Physics 2009-10-28 Manuel Fuentes , Ana Lopez , Eduardo Fradkin , Enrique Moreno

In constrast to discretized space-time approximations to continuum quantum field theories, discretized velocity space approximations to continuum quantum field theories are investigated. A four-momentum operator is given in terms of bare…

Nuclear Theory · Physics 2008-01-29 W. H. Klink

Two-dimensional QCD with adjoint fermions has many attractive features, yet its single-particle content remains largely unknown. To lay the foundation for a crucially improved approximation of the theory's spectrum, we developed a method to…

High Energy Physics - Theory · Physics 2018-08-22 Uwe Trittmann

We introduce a concise quantum operator formula for bosonization in which the Lie group structure appears in a natural way. The connection between fermions and bosons is found to be exactly the connection between Lie group elements and the…

General Physics · Physics 2015-10-21 Yuan K. Ha

Blurring the boundary between bosons and fermions lies at the heart of a wide range of intriguing quantum phenomena in multiple disciplines, ranging from condensed matter physics and atomic, molecular and optical physics to high energy…

Quantum Gases · Physics 2021-01-04 Bo Song , Yangqian Yan , Chengdong He , Zejian Ren , Qi Zhou , Gyu-Boong Jo

The generalized massive Thirring model (GMT) with $N_{f}$[=number of positive roots of $su(n)$] fermion species is bosonized in the context of the functional integral and operator formulations and shown to be equivalent to a generalized…

High Energy Physics - Theory · Physics 2007-05-23 Harold Blas