Micro/nano structures induced by femtosecond laser to enhance light extraction of GaN-based LEDs

Tien-Li Chang, Zhao-Chi Chen, Yeeu-Chang Lee
Surface texturing has been widely adopted to enhance the light extraction efficiency of light-emitting diodes (LEDs), and chemical etching is a technique commonly used to produce surface texturing. This study employed femtosecond lasers to apply ITO films directly onto the surface of LEDs to ... [Opt. Express 20, 15997-16002 (2012)]

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