Nonlinear photonic crystals near the supercollimation point (2008)
Xu, Zhiyong, Maes, Bjorn, Jiang, Xunya, Joannopoulos, John D., Torner, Lluis, Soljacic, Marin
We uncover a strong coupling between nonlinearity and diffraction in a photonic crystal at the supercollimation point. We show this is modeled by a nonlinear diffraction term in a nonlinear...