Project supported by the National Natural Science Foundation of China(Nos.61575138,61307069,51205273);the Top Young Academic Leaders and the Outstanding Innovative Teams of Higher Learning Institutions of Shanxi
By inserting an air cavity into a one-dimensional photonic crystal of LiF/GaSb, a tunable filter covering the whole visible range is proposed. Following consideration of the dispersion of the materials, through modula...
Project supported by the National Natural Science Foundation of China(Grant Nos.61372037 and 61307069);Beijing Excellent Ph.D. Thesis Guidance Foundation,China(Grant No.20131001301);the Natural Science Foundation of Shanxi Province,China(Grant No.2013021017-3)
We propose a novel two-dimensional photonic crystal structure consisting of two line defect waveguides and a cavity to realize mode conversion based on the coupling effect. The W1/cavity/W2 structure breaks the spatia...