Results 21 to 30 of about 1,458 (45)

A Novel Class Of Localized Excitations For The (2+1)-Dimensional Higher-Order Broer-Kaup System

open access: yes, 2004
By applying a special B¨acklund transformation, a general variable separation solution for the (2+1)-dimensional higher-order Broer-Kaup system is derived.
C. Bai, Hong Zhao
semanticscholar   +1 more source

Family of Commuting Operators for the Totally Asymmetric Exclusion Process

open access: yes, 2006
The algebraic structure underlying the totally asymmetric exclusion process is studied by using the Bethe Ansatz technique. From the properties of the algebra generated by the local jump operators, we explicitly construct the hierarchy of operators ...
Arnaudon D   +12 more
core   +2 more sources

A note on loop-soliton solutions of the short-pulse equation [PDF]

open access: yes, 2010
It is shown that the N-loop soliton solution to the short-pulse equation may be decomposed exactly into N separate soliton elements by using a Moloney-Hodnett type decomposition.
Parkes, E.J.
core   +1 more source

Non-polynomial Fourth Order Equations which Pass the Painlevé Test

open access: yes, 2005
The singular point analysis of fourth order ordinary differential equations in the non-polynomial class are presented. Some new fourth order ordinary differential equations which pass the Painlevé test as well as the known ones are found. -PACS: 02.30.Hq,
F. Jrad, U. Mugan
semanticscholar   +1 more source

Comment on "Spinon Attraction in Spin-1/2 Antiferromagnetic Chains"

open access: yes, 2006
Comment on B.A. Bernevig, D. Giuliano, and R.B. Laughlin, Phys. Rev. Lett. 86, 3392 (2001)
Greiter, Martin, Schuricht, Dirk
core   +1 more source

Exact Periodic Wave Solutions To The Melnikov Equation

open access: yes, 2005
Exact periodic wave solutions in terms of the Jacobi elliptic functions are obtained to the Melnikov equation by means of the extended mapping method with symbolic computation. The stability of these periodic waves is numerically studied.
Yan-ze Peng
semanticscholar   +1 more source

Short note on the Rabi model

open access: yes, 2012
The spectral density of the Rabi model is calculated exactly within a continued fraction approach.
Ziegler, K.
core   +1 more source

A New Class of (2+1)-Dimensional Combined Structures with Completely Elastic and Non-Elastic Interactive Properties

open access: yes, 2006
Taking the new (2+1)-dimensional generalized Broer-Kaup system as an example, we obtain an exact variable separation excitation which can describe some quite universal (2+1)-dimensional physical models, with the help of the extended homogeneous balance ...
C. Bai, Cheng-Jie Bai, Hong Zhao
semanticscholar   +1 more source

Remark on integrable deformations of the Euler top

open access: yes, 2014
The Euler top describes a free rotation of a rigid body about its center of mass and provides an important example of a completely integrable system.
Galajinsky, Anton
core   +1 more source

An Exactly Solvable Supersymmetric Model of Semimagic Nuclei

open access: yes, 2008
A simple model of nucleons coupled to angular momentum zero (s-pairs) occupying the valance shell of a semi-magic nuclei is considered. The model has a separable, orbit dependent pairing interaction which dominates over the kinetic term. It is shown that
A. B. Balantekin   +4 more
core   +1 more source

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