On Bright and Dark Breathers in Lattices with Saturable Nonlinearity |
| A. Maluckov a, M. Stepić b and Lj. Hadžievski b
a Faculty of Sciences and Math., University of Niš, P.O.B. 224, 18001 Niš, Serbia b Vinča Institute of Nuclear Sciences, P.O.B. 522, 11001 Belgrade, Serbia |
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| Received: 3 09 2007; |
| The moving bright and dark localized modes in one-dimensional optical lattices with saturable nonlinearity are considered with respect to the grand canonical free energy concept and linear stability analysis of the eigenvalue spectra. |
| DOI: 10.12693/APhysPolA.112.903 PACS numbers: 63.20.Ry, 05.45.Yv, 42.65.Tg, 03.75.Lm |