Title :
Enhanced extraction efficiency of fluorescent SiC by surface nanostructuring
Author :
Ou, Yiyu ; Jokubavicius, Valdas ; Yakimova, Rositza ; Syväjärvi, Mikael ; Ou, Haiyan
Author_Institution :
Dept. of Photonics Eng., Tech. Univ. of Denmark, Lyngby, Denmark
Abstract :
Antireflective structures were fabricated on fluorescent 6H-SiC for white LEDs to enhance the extraction efficiency. Average surface reflectance decreased from 22.1% to 5.1% over a broad range, and luminescence intensity was enhanced by 41%.
Keywords :
fluorescence; light emitting diodes; reflectivity; silicon compounds; SiC; antireflective structure; enhanced extraction efficiency; fluorescent silicon carbide; surface nanostructuring; surface reflectance; white LED; Light emitting diodes; Materials; Optical surface waves; Photoluminescence; Silicon carbide; Surface waves;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
