Optically induced Zener tunneling in one-dimensional lattices

A. Fratalocchi, G. Assanto, K.A. Brzdakiewicz, and M.A. Karpierz

Opt. Lett. 31, 790-792 (2006)


We investigate Landau-Zener tunneling in one-dimensional liquid crystalline waveguide arrays by all-optical impression of acceleration with an additional beam. We derive the Zener model from the governing equations and demonstrate a novel approach to Floquet-Bloch band tunneling.