Abstract
Transient soliton dynamics for perturbatively driven and damped sG andφ 4 solitons was found fort ≤Γ −1. The perturbed solitons remain stable with relativistic reduced time-dependent width. Internal oscillation modes of the solitons are asymptotically damped fort ≫Γ −1. There appears a relaxation regime with the field dependent superexponential relaxation of the soliton width which becomes exponential in the asymptotic regime.
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Majerníková, E., Drobný, G. Transient soliton dynamics in perturbation fields. Z. Physik B - Condensed Matter 89, 123–128 (1992). https://doi.org/10.1007/BF01320837
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DOI: https://doi.org/10.1007/BF01320837