Maluckov, A.; Stepić, M.; Kip, D.; Hadžievski, Lj. - In: The European Physical Journal B - Condensed Matter and … 45 (2005) 4, pp. 539-546
Theoretical results on spatial optical bright solitons excited in arrays of nonlinear defocusing waveguides, that result from the photovoltaic effect in a photorefractive material, are presented. The existence of four types of stationary discrete bright staggered solitons, on-site, inter-site,...