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Related papers: Fermionic limit of the Calogero-Sutherland system

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We present a construction of an integrable model as a projective type limit of spin Calogero-Sutherland model with $N$ fermionic particles, where $N$ tends to infinity. It is implemented in the multicomponent fermionic Fock space. Explicit…

Mathematical Physics · Physics 2020-07-22 S. M. Khoroshkin , M. G. Matushko

We present a construction of a new integrable model as an infinite limit of Calogero models of N particles with spin. It is implemented in the multicomponent Fock space. Explicit formulas for Dunkl operators, the Yangian generators in the…

Mathematical Physics · Physics 2017-03-08 Sergey Khoroshkin , Maria Matushko , Evgeny Sklyanin

The conformal limit over an anti-ferromagnetic vacuum of the fermionic spin $\frac{1}{2}$ Calogero-Sutherland Model is derived by using the wedge product formalism. The space of states in the conformal limit is identified with the Fock…

High Energy Physics - Theory · Physics 2016-09-06 Denis Uglov

The U(1) Calogero-Sutherland Model with anti-periodic boundary condition is studied. This model is obtained by applying a vertical magnetic field perpendicular to the plane of one dimensional ring of particles. The trigonometric form of the…

High Energy Physics - Theory · Physics 2007-05-23 Arindam Chakraborty , Subhankar Ray , J. Shamanna

We propose a new ${\cal N}$-extended supersymmetric $su(n)$ spin-Calogero model. Employing a generalized Hamiltonian reduction adopted to the supersymmetric case, we explicitly construct a novel rational $n$-particle Calogero model with an…

High Energy Physics - Theory · Physics 2018-08-15 Sergey Krivonos , Olaf Lechtenfeld , Anton Sutulin

In this article, we derive the fermionic formalism of Hamiltonians as well as corresponding excitation spectrums and states of Calogero-Sutherland(CS), Laughlin and Halperin systems, respectively. In addition, we study the triangular…

Mathematical Physics · Physics 2014-09-30 Li-Qiang Cai , Li-Fang Wang , Jian-Feng Wu , Jie Yang , Ming Yu

We first review the construction of the supersymmetric extension of the (quantum) Calogero-Moser-Sutherland (CMS) models. We stress the remarkable fact that this extension is completely captured by the insertion of a fermionic exchange…

High Energy Physics - Theory · Physics 2007-05-23 P. Desrosiers , L. Lapointe , P. Mathieu

We use factorized $L$ operator to construct an integrable model with open boundary conditions. By taking trigonometic limit($\tau \to \sqrt{-1}\infty$) and scaling limit($\omega \to 0$), we get a Hamiltonian of a classical integrable…

q-alg · Mathematics 2015-06-26 Heng Fan , Bo-Yu Hou , Guang-Liang Li , Kang-Jie Shi , Yan-Shen Wang

We define the Dunkl and Dunkl-Heckman operators in infinite number of variables and use them to construct the quantum integrals of the Calogero-Moser-Sutherland problems at infinity. As a corollary we have a simple proof of integrability of…

Mathematical Physics · Physics 2013-12-10 A. N. Sergeev , A. P. Veselov

A new family of A_N-type Dunkl operators preserving a polynomial subspace of finite dimension is constructed. Using a general quadratic combination of these operators and the usual Dunkl operators, several new families of exactly and…

High Energy Physics - Theory · Physics 2009-11-07 F. Finkel , D. Gomez-Ullate , A. Gonzalez-Lopez , M. A. Rodriguez , R. Zhdanov

The integrability of a classical Calogero systems with anti-periodic boundary condition is studied. This system is equivalent to the periodic model in the presence of a magnetic field. Gauge momentum operators for the anti-periodic Calogero…

High Energy Physics - Theory · Physics 2007-05-23 Arindam Chakraborty , Subhankar Ray , J. Shamanna

A new generalization of the Jack polynomials that incorporates fermionic variables is presented. These Jack superpolynomials are constructed as those eigenfunctions of the supersymmetric extension of the trigonometric…

High Energy Physics - Theory · Physics 2009-11-07 P. Desrosiers , L. Lapointe , P. Mathieu

Intertwining relations for $N$-particle Calogero-like models with internal degrees of freedom are investigated. Starting from the well known Dunkl-Polychronakos operators, we construct new kind of local (without exchange operation)…

High Energy Physics - Theory · Physics 2008-11-26 M. V. Ioffe , A. I. Neelov

We use the Dunkl operator approach to construct one dimensional integrable models describing N particles with internal degrees of freedom. These models are described by a general Hamiltonian belonging to the center of the Yangian or the…

Mathematical Physics · Physics 2008-11-26 V. Caudrelier , N. Crampe

We show that Calogero-Sutherland models for interacting particles have a natural supersymmetric extension. For the construction, we use Jacobians which appear in certain superspaces. Some of the resulting Hamiltonians have a direct physics…

Mathematical Physics · Physics 2009-11-10 Thomas Guhr , Heiner Kohler

We review the approach of generalized permutator to produce a class of integrable quantum Hamiltonians, as well as the technique of Sutherland species (SS) to map a subclass of it into solvable spinless fermions models. In particular, we…

Strongly Correlated Electrons · Physics 2007-05-23 Alberto Anfossi , Fabrizio Dolcini , Arianna Montorsi

We construct the causal fermion system for globally hyperbolic spacetimes starting in the framework of algebraic quantum field theory. The fermionic projector is identified with the one-particle density operator of a quasi-free Hadamard…

Mathematical Physics · Physics 2026-05-29 Patrick Fischer , Felix Finster

We introduce a new class of models for interacting particles. Our construction is based on Jacobians for the radial coordinates on certain superspaces. The resulting models contain two parameters determining the strengths of the…

Mathematical Physics · Physics 2010-01-18 Heiner Kohler , Thomas Guhr

I discuss the connection between the Hamiltonian and path integral approaches for fermionic fields. I show how the temporal Wilson projection operators appear naturally in a lattice action. I also carefully treat the insertion of a chemical…

High Energy Physics - Lattice · Physics 2022-10-12 Michael Creutz

The Hamiltonian of the $N$-particle Calogero model can be expressed in terms of generators of a Lie algebra for a definite class of representations. Maintaining this Lie algebra, its representations, and the flatness of the Riemannian…

High Energy Physics - Theory · Physics 2009-10-31 Oliver Haschke , Werner Ruehl
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