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Related papers: Fermi-Bose duality via extra dimension

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General results on the structure of the bosonization of fermionic systems in $(2+1)$d are obtained. In particular, the universal character of the bosonized topological current is established and applied to generic fermionic current…

High Energy Physics - Theory · Physics 2008-11-26 D. G. Barci , L. E. Oxman , S. P. Sorella

The differential equation for Boltzmann's function is replaced by the corresponding discrete finite difference equation. The difference equation is, then, symmetrized so that the equation remains invariant when step d is replaced by -d. The…

General Physics · Physics 2007-05-23 Mushfiq Ahmad , Muhammad O. G. Talukder

We study a massive Thirring-like model in 2-dimensional space-time, which contains two different species of fermions. This model is a field theoretical version of the quantum mechanical model originally proposed by Gl\"{o}ckle, Nogami and…

High Energy Physics - Theory · Physics 2009-10-31 Jiro Sakamoto , Yasunari Heike

We solve the time evolution of the density matrix both for fermions and bosons in the presence of a homogeneous but time dependent external electric field. The number of particles produced by the external field, as well as their…

High Energy Physics - Theory · Physics 2009-10-28 Joakim Hallin , Per Liljenberg

The three dimensional abelian fermionic determinant of a two component massive spinor in flat euclidean space-time is resetted to a pure Chern-Simons action through a nonlinear redefinition of the gauge field.

High Energy Physics - Theory · Physics 2009-10-31 D. G. Barci , V. E. R. Lemes , C. Linhares de Jesus , M. B. D. Silva Maia Porto , S. P. Sorella , L. C. Q. Vilar

This paper investigates finite-dimensional representations of PT-symmetric Hamiltonians. In doing so, it clarifies some of the claims made in earlier papers on PT-symmetric quantum mechanics. In particular, it is shown here that there are…

Quantum Physics · Physics 2015-06-26 Carl M. Bender , Peter N. Meisinger , Qinghai Wang

In the Bargmann-Fock representation the coordinates $z^i$ act as bosonic creation operators while the partial derivatives $\partial_{z^j}$ act as annihilation operators on holomorphic $0$-forms as states of a $D$-dimensional bosonic…

High Energy Physics - Theory · Physics 2008-11-26 Hans-Peter Thienel

The enveloping algebra,$D_{n}$,of fermions is extended on the lattice to include the discrete space invariance.This extended algebra,denoted X, has the space symmetry as a factor : $X/D_{n}$ = space group.

Mathematical Physics · Physics 2007-05-23 Jayprokas Chakrabarti , Asis Basu

Few-atom systems play an important role in understanding the transition from few- to many-body quantum behaviors. This work introduces a new approach for determining the energy spectra and eigenstates of small harmonically trapped…

Quantum Gases · Physics 2025-09-04 J. D. Norris , D. Blume

(Revised, with postscript figures appended, corrections and added comments.) We develop and describe new approaches to the problem of interacting Fermions in spatial dimensions greater than one. These approaches are based on generalizations…

Condensed Matter · Physics 2009-10-22 A. Houghton , J. B. Marston

One of the methods used to extend two-dimensional bosonization to four space-time dimensions involves a transformation to new spatial variables so that only one of them appears kinematically. The problem is then reduced to an Abelian…

High Energy Physics - Theory · Physics 2007-05-23 Ramesh Abhiraman , Charles M. Sommerfield

Dualities provide deep insight into physics by relating two seemingly distinct theories. Here we consider a duality between lattice fermions and bosons in (2+1) spacetime dimensions, relating free massive Dirac fermions to Abelian…

High Energy Physics - Theory · Physics 2020-10-28 Oguz Turker , Jeroen van den Brink , Tobias Meng , Flavio S. Nogueira

The chiral phase dependence of fermion partition function in spherically symmetric U(1) gauge field background is analyzed in two dimensional space-time. A well-defined method to calculated the path integral which apply to the continuous…

High Energy Physics - Theory · Physics 2007-05-23 Hisashi Kikuchi

A low-energy background field solution describing D-membrane configurations is constructed which is distinguished by the appearance of a Hermitian metric on the internal space. This metric is composed of a number of independent harmonic…

High Energy Physics - Theory · Physics 2016-08-25 G. Michaud , R. C. Myers

We show how certain long-range models of interacting fermions in $d+1$ dimensions are equivalent to $U\left(1\right)$ gauge theories in $D+1$ dimensions, with the dimension $D$ in which gauge fields are defined larger than the dimension $d$…

Statistical Mechanics · Physics 2018-11-14 Joao C. Pinto Barros , Marcello Dalmonte , Andrea Trombettoni

In a previous paper we have shown how, for bosonic fields, the generating functional in both relativistic quantum field theory and thermal field theory can be evaluated by use of a standard quantum mechanical path integral. In this paper we…

High Energy Physics - Theory · Physics 2009-10-22 D G C McKeon , a K Rebhan

We investigate effects of fermionic T-duality on type II superstring in presence of Ramond-Ramond (RR) field that has infinitesimal linear dependence on bosonic coordinate $x^\mu$. Other fields are assumed to be constant. Procedure that we…

High Energy Physics - Theory · Physics 2024-01-24 Bojan Nikolic , Danijel Obric

The path-integral of the fermionic oscillator with a time-dependent frequency is analyzed. We give the exact relation between the boundary condition to define the domain in which the path-integral is performed and the transition amplitude…

High Energy Physics - Theory · Physics 2007-05-23 H. Kikuchi

The conductivity of a finite temperature 1+1 dimensional fermion gas described by the massive Thirring model is shown to be related to the retarded propagator of the dual boson sine-Gordon model. Duality provides a natural resummation which…

High Energy Physics - Theory · Physics 2009-11-07 T. S. Evans , A. Gomez Nicola , R. J. Rivers , D. A. Steer

We extend the previous results of exact bosonization, mapping from fermionic operators to Pauli matrices, in 2d and 3d to arbitrary dimensions. This bosonization map gives a duality between any fermionic system in arbitrary $n$ spatial…

Strongly Correlated Electrons · Physics 2021-01-21 Yu-An Chen
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