Enhanced MWIR Led Performance with a Plasmonic Grating

2019 IEEE Research and Applications of Photonics in Defense Conference (RAPID)（2019）

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摘要

To improve the efficiency of GaSb-based mid-wave infrared LEDs, we investigated the enhanced spontaneous emission by a dipole in a thin slab numerically. A Purcell factor around 5 was achieved by combining a thin waveguide and plasmonic grating.

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关键词

Purcell effect,LED,surface plasmonic grating

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