Modulational instability in nonlinearity-managed optical media

Martin Centurion, Mason A. Porter, Ye Pu, P. G. Kevrekidis, D. J. Frantzeskakis, and Demetri Psaltis Max Planck Institute for Quantum Optics, 85748 Garching, Germany Department of Physics and Center for the Physics of Information, California Institute of Technology, Pasadena, California 91125, USA Department of Electrical Engineering, California Institute of Technology, Pasadena, California 91125, USA Department of Mathematics and Statistics, University of Massachusetts, Amherst, Massachusetts 01003-4515, USA Department of Physics, University of Athens, Panepistimiopolis, Zografos, Athens 15784, Greece Received 15 February 2007; published 5 June 2007