Supported by Hunan Provincial Natural Science Foundation of China(08JJ3121);Specialized Research Fund for the Doctoral Program of Higher Education of China(20090161120029)
supported by the Hunan Provincial Natural Science Foundation of China(No.08JJ3121);the Specialized Research Fund for the Doctoral Program of Higher Education of China(No.20090161120029)
We propose a new type of wavelength division demultiplexer composed of a photonic crystal waveguide with asymmetric corrugated exit surface. The focus displacement for different symmetric corrugated surfaces is relati...