Robustness of Quadratic Solitons with Periodic Gain
arXiv:nlin/0007039 · doi:10.1016/S0030-4018(00)01028-2
Abstract
We address the robustness of quadratic solitons with periodic non-conservative perturbations. We find the evolution equations for guiding-center solitons under conditions for second-harmonic generation in the presence of periodic multi-band loss and gain. Under proper conditions, a robust guiding-center soliton formation is revealed.
5 pages, 5 figures, submitted to Optics Communication