Author:
Lin Yuan-Yao,Yang Shih-Er,Deng Yu-Lin,Lee Chao-Kuei,Chiu Yi-Ren
Abstract
Multimode interference (MMI) couplers were fabricated by Tantalum pentoxide (Ta2O5) thin film grown with e-beam evaporation routes. All optical switching based on nonlinear MMI was experimentally demonstrated under ps laser pulse at sub-nJ energy level.