English
Related papers

Related papers: Inverse scattering transform for two-level systems…

200 papers

In this paper, we derive rotating black string solutions in the presence of two kinds of nonlinear electromagnetic fields, so called Born-Infeld and power Maxwell invariant. Investigation of the solutions show that for the Born-Infeld black…

High Energy Physics - Theory · Physics 2010-11-04 S. H. Hendi

We study systematically a matrix Riemann-Hilbert problem for the modified Landau-Lifshitz (mLL) equation with nonzero boundary conditions at infinity. Unlike the zero boundary conditions case, there occur double-valued functions during the…

Exactly Solvable and Integrable Systems · Physics 2021-02-03 Jin-Jie Yang , Shou-Fu Tian

We consider a nonlinear optical system in general, and a broad aperture laser in particular in a resonator where the diffraction coefficients are of opposite signs along two transverse directions. The system is described by the hyperbolic…

Optics · Physics 2009-11-11 K. Staliunas , M. Tlidi

We identify a class of potentials for which the scattering of flat-top solitons and thin-top solitons of the nonlinear Schr\"odinger equation with dual nonlinearity can be reflectionless. The scattering is characterized by sharp resonances…

Pattern Formation and Solitons · Physics 2023-01-18 L. Al Sakkaf , U. Al Khawaja

Medium modification of scattering properties in interacting Bose systems are considered by solving the Bethe-Salpeter equation. An equation of state for the normal phase (generalized Beth-Uhlenbeck formula) is given using the in-medium…

Atomic Physics · Physics 2009-10-31 H. Stein , K. Morawetz , G. Röpke

An inverse scattering problem is formulated for reconstructing optical properties of biological tissues. A recursive linearization algorithm is used to solve the inverse scattering problem. We employed the idea of finite element boundary…

Numerical Analysis · Mathematics 2014-04-30 Ying Li

Inverse scattering is the process of estimating the spatial distribution of the scattering potential of an object by measuring the scattered wavefields around it. In this paper, we consider reflection tomography of high contrast objects…

Signal Processing · Electrical Eng. & Systems 2020-12-17 Ajinkya Kadu , Hassan Mansour , Petros T. Boufounos

We prove small data energy estimates of all orders of differentiability between past null infinity and future null infinity of de Sitter space for the conformally invariant Maxwell-scalar field system. This allows us to construct bounded…

Analysis of PDEs · Mathematics 2025-07-17 Grigalius Taujanskas

In a recent paper, we developed an inverse scattering approach to the Boussinesq equation in the case when no solitons are present. In this paper, we extend this approach to include solutions with solitons.

Analysis of PDEs · Mathematics 2023-03-01 Christophe Charlier , Jonatan Lenells

The paper aims to apply the inverse scattering transform to the defocusing Hirota equation with fully asymmetric non-zero boundary conditions (NZBCs), addressing scenarios in which the solution's limiting values at spatial infinities…

Exactly Solvable and Integrable Systems · Physics 2024-01-31 Rusuo Ye , Peng-Fei Han , Yi Zhang

An explicit two-soliton solution for the derivative nonlinear Schr\"odinger equation with nonvanishing boundary conditions is derived, demonstrating details of interactions between two bright solitons, two dark solitons, as well as one…

Pattern Formation and Solitons · Physics 2009-11-11 Xiang-Jun Chen , Hui-Li Wang , Wa Kun Lam

In this paper the long-time dynamics of the massive Thirring model is investigated. Firstly the nonlinear steepest descent method for Riemann-Hilbert problem is explored to obtain the soliton resolution of the solutions to the massive…

Analysis of PDEs · Mathematics 2023-07-31 Cheng He , Jiaqi Liu , Changzheng Qu

The resolvent approach is applied to the spectral analysis of the heat equation with non decaying potentials. The special case of potentials with spectral data obtained by a rational similarity transformation of the spectral data of a…

Exactly Solvable and Integrable Systems · Physics 2009-11-07 M Boiti , F Pempinelli , A K Pogrebkov , B Prinari

Under investigation in this work is an extended nonlinear Schr\"{o}dinger equation with nonzero boundary conditions, which can model the propagation of waves in dispersive media. Firstly, a matrix Riemann-Hilbert problem for the equation…

Mathematical Physics · Physics 2021-12-24 Xiu-Bin Wang , Bo Han

We study an inverse scattering problem in which the far-field spectral cross-correlation functions of scattered fields are used to determine the unknown dielectric susceptibility of the scattering object. One-photon states for the incident…

Quantum Physics · Physics 2023-08-02 H. Avetisyan , V. Mkrtchian , A. E. Allahverdyan

We observe nonlinear scattering of 39 K atomic bright solitons launched in a one-dimensional (1D) speckle disorder. We directly compare it with the scattering of non-interacting particles in the same disorder. The atoms in the soliton tend…

Atomic Physics · Physics 2017-06-19 A Boissé , G Berthet , L Fouché , G Salomon , S Aspect , S Lepoutre , T Bourdel

We measure the coherent scattering of low-intensity, near-resonant light by a cloud of laser-cooled two-level rubidium atoms with a size comparable to the wavelength of light. We isolate a two-level atomic structure by applying a 300G…

We study symmetric systems with dissipative boundary conditions. The solutions of the mixed problems for such systems are given by a contraction semigroup $V(t)f = e^{tG_b}f, t \geq 0$. The solutions $u(t, x) = V(t)f$, where $f$ is an…

Mathematical Physics · Physics 2013-02-08 Vesselin Petkov

In quantum electrodynamics, photon--photon scattering can be the result of the exchange of virtual electron--positron pairs. Effectively, this gives rise to self-interaction terms in Maxwell's equations, similar to the nonlinearities due to…

Optics · Physics 2009-11-07 G. Brodin , L. Stenflo , D. Anderson , M. Lisak , M. Marklund , P. Johannisson

The inverse scattering method for the Novikov-Veselov equation is studied for a larger class of Schr\"odinger potentials than could be handled previously. Previous work concerns so-called conductivity type potentials, which have a bounded…

Analysis of PDEs · Mathematics 2013-12-03 Michael Music
‹ Prev 1 4 5 6 7 8 10 Next ›