Se‐Heon Kim, Min‐Kyo Seo, Ju‐Young Kim, Yong-Hee Lee
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Effects of a Bottom Substrate on Emission Properties of a Photonic Crystal Nanolaser
By choosing a one-wavelength air gap between a two-dimensional photonic crystal slab and a simple InP substrate, over 57% of total radiated power can be collected within a small divergence angle of plusmn30deg.