Aitchison, J. S.Eisenberg, H. S.Morandotti, R.Silberberg, Y.Sorel, M.2004-12-272004-12-2720012001http://hdl.handle.net/2003/1940110.17877/DE290R-2135enThe American Physical SocietyPhysical Review Letters530Self-Focusing and Defocusing in Waveguide Arrays10.1103/PhysRevLett.86.3296article (journal)