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Related papers: Soliton response to transient trap variations

200 papers

We study the motion of bright matter wave solitons in nonlinear potentials, produced by periodic or random spatial variations of the atomic scattering length. We obtain analytical results for the soliton motion, the radiation of matter…

Other Condensed Matter · Physics 2009-11-11 Fatkhulla Kh. Abdullaev , Josselin Garnier

We study the collisional dynamics of multiple dark solitons in a Bose-Einstein condensate confined by a toroidal trap. We assume a tight enough confinement in the radial direction to prevent possible dissipative effects due to the presence…

Quantum Gases · Physics 2019-02-14 H. M. Cataldo , D. M. Jezek

We demonstrate that pulses of linear physical systems, weakly perturbed by nonlinear dissipation, exhibit soliton-like behavior in fast collisions. The behavior is demonstrated for linear waveguides with weak cubic loss and for systems…

Pattern Formation and Solitons · Physics 2017-12-06 Avner Peleg , Quan M. Nguyen , Toan T. Huynh

Investigating the quantum phase transition in a ring from a uniform attractive Bose-Einstein condensate to a localized bright soliton we find that the soliton undergoes transverse collapse at a critical interaction strength, which depends…

Other Condensed Matter · Physics 2009-11-11 A. Parola , L. Salasnich , R. Rota , L. Reatto

We use the Riemann-Hilbert problem to study the interaction of the soliton with radiation in the parametrically driven, damped nonlinear Schr\"odinger equation. The analysis is reduced to the study of a finite-dimensional dynamical system…

Pattern Formation and Solitons · Physics 2015-06-26 V. S. Shchesnovich , I. V. Barashenkov

Wecritically review the recent progress in understanding soliton propagation in birefringent optical fibers.By constructing the most general bright two-soliton solution of the integrable coupled nonlinear Schroedinger equation (Manakov…

Exactly Solvable and Integrable Systems · Physics 2019-08-17 M. Lakshmanan , T. Kanna , R. Radhakrishnan

In this paper we study dynamics of solitons in the generalized nonlinear Schr\"odinger equation (NLS) with an external potential in all dimensions except for 2. For a certain class of nonlinearities such an equation has solutions which are…

Mathematical Physics · Physics 2007-05-23 Zhou Gang , I. M. Sigal

We demonstrate that a tight transverse trap with the local frequency, $% \omega_{\perp}$, gradually varying in the longitudinal direction ($x$) induces an effective potential for one-dimensional solitons in a self-attractive Bose-Einstein…

Soft Condensed Matter · Physics 2009-11-11 Sergio De Nicola , Boris A. Malomed , Renato Fedele

The existence, stability and other dynamical properties of a new type of multi-dimensional (2D or 3D) solitons supported by a transverse low-dimensional (1D or 2D, respectively) periodic potential in the nonlinear Schr\"{o}dinger equation…

Pattern Formation and Solitons · Physics 2009-11-11 Bakhtiyor B. Baizakov , Boris A. Malomed , Mario Salerno

In this paper, we study the dynamic formation of transients when plane waves impinge on a dispersive slab that abruptly changes its electrical properties in time. The time-varying slab alternates between air and metal-like states, whose…

Discrete solitons in the Ablowitz-Ladik (AL) and discrete nonlinear Schr\"odinger (DNLS) equations with damping and strong rapid drive are investigated. The averaged equations have the forms of the parametric AL and DNLS equations. A new…

Pattern Formation and Solitons · Physics 2015-06-26 Josselin Garnier , Fatkhulla Abdullaev , Mario Salerno

We investigate the dynamics of Bose-condensed bright solitons made of alkali-metal atoms with negative scattering length and under harmonic confinement in the transverse direction. Contrary to the 1D case, the 3D bright soliton exists only…

Statistical Mechanics · Physics 2009-11-07 L. Salasnich , A. Parola , L. Reatto

Traveling modulating pulse solutions consist of a small amplitude pulse-like envelope moving with a constant speed and modulating a harmonic carrier wave. Such solutions can be approximated by solitons of an effective nonlinear Schrodinger…

Analysis of PDEs · Mathematics 2024-03-07 Tomas Dohnal , Dmitry E. Pelinovsky , Guido Schneider

Recently published works have shown that the Multiple Temporal Compression (MTC) method is a more efficient approach for generation of multiple bright solitons in stacked waveguides, in comparison to the traditional soliton-fission…

The Casimir energy for the classically stable configurations of the topological solitons in 2D quantum antiferromagnets is studied by performing the path-integral over quantum fluctuations. The magnon fluctuation around the solitons…

Strongly Correlated Electrons · Physics 2018-06-29 Hirohiko Shimada , Kazutaka Takahashi , Hiroaki. T. Ueda

The Brownian dynamics of an optically trapped water droplet are investigated across the transition from over to under-damped oscillations. The spectrum of position fluctuations evolves from a Lorentzian shape typical of over-damped systems…

Statistical Mechanics · Physics 2007-07-05 R. Di Leonardo , G. Ruocco , J. Leach , M. J. Padgett , A. J. Wright , J. M. Girkin , D. R. Burnham , D. McGloin

Soliton propagation dynamics under the presence of a complex potential are investigated. A large variety of qualitatively different potentials, including periodic, semi-infinite periodic and localized potentials, is considered. Cases of…

Pattern Formation and Solitons · Physics 2014-09-18 Yannis Kominis

Using a cylindrical soliton solution to the four-dimensional vacuum Einstein equation, we study non-linear effects of gravitational waves such as Faraday rotation and time shift phenomenon. In the previous work, we analyzed the…

General Relativity and Quantum Cosmology · Physics 2015-06-24 Shinya Tomizawa , Takashi Mishima

We analyse the structure of the exact, dark and bright soliton solutions of the driven non-linear Schr\"odinger equation. It is found that, a wide class of solutions of the higher order non-linear Schr\"odinger equation with a source can…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 Vivek M Vyas , T Soloman Raju , C Nagaraja Kumar , Prasanta K Panigrahi

We consider basic dynamical effects in settings based on a pair of local potential traps that may be effectively switched on and off, or suddenly displaced, by means of appropriate control mechanisms, such as the scanning tunneling…

Quantum Physics · Physics 2015-05-19 Eduard Sonkin , Boris A. Malomed , Er'el Granot , Avi Marchewka