Results 101 to 110 of about 15,986,815 (176)

Spiky Bursts of Energetic Electron Beams Upstream of Nonstationary Quasi‐Perpendicular Shocks

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Energetic electron beams play a crucial role in collisionless shocks by driving upstream plasma waves and providing seed populations for diffusive shock acceleration. However, the processes responsible for their generation at quasi‐perpendicular shocks remain poorly understood.
Ao Guo   +4 more
wiley   +1 more source

Solitons in low-dimensional sigma models [PDF]

open access: yes, 1997
The aim of this thesis is to study topological soliton solutions in classical field theories, called sigma models, on a three-dimensional space. In chapter 1 we review the general field-theoretical framework of classical soliton solutions and exemplify ...
Gladikowski, J., Gladikowski, Jens
core  

On soliton solutions of the Kaup-Kupershmidt equation. II. \u27Anomalous\u27 N-soliton solutions

open access: yes
In the second of two articles (designated I [Physica D 137 (2000) 25] and II), exact soliton solutions of the Kaup-Kupershmidt equation are derived using a simplified approach based in part on Hirota\u27s bilinear transform.
Parker A
core   +5 more sources

Soliton on Thin Vortex Filament

open access: yes, 1990
"Showing that one of the equations found by Wadati Konno and Ichikawa is equivalent to the equation of motion of a thin vortex filament, we investigate solitons on the vortex filament. N vortex soliton solution is given in terms of the inverse scattering
Ichikawa, Yoshi H."   +2 more
core  

On extended structures in affine Toda field theory [PDF]

open access: yes, 1996
Two areas of affine Toda field theory are explored in this thesis. First the introduction of a boundary into the real coupling affine Toda field theory.
Harder, Ulrich Karl Priedrich
core  

Quasi-integrable models in (2+1) dimensions [PDF]

open access: yes, 1992
Recently σ-models have received a lot of attention for many reasons. One interesting aspect of the CP(^n) sigma models is the fact they are the simplest Lorentz invariant models which possess topologically stable (minimum of the action) solutions in (2+0)
Rashid, M.S, Rashid, Maher S.
core  

Two-dimensional stationary soliton gas

open access: yesPhysical Review Research
We study two-dimensional stationary soliton gas in the framework of the time-independent reduction of the Kadomtsev-Petviashvili (KPII) equation, which coincides with the integrable two-way “good” Boussinesq equation in the xy plane.
Thibault Bonnemain   +4 more
doaj   +1 more source

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