Title :
Simulations and experiments of tunable GaN microdomes for broadband omnidirectional antireflection
Author :
Lu Han ; Piedimonte, Tyler A. ; McGoogan, Matthew R. ; Kidd, Ian V. ; French, R.H. ; Hongping Zhao
Author_Institution :
Dept. of Electr. Eng. & Comput. Sci., Case Western Reserve Univ., Cleveland, OH, USA
Abstract :
GaN microdomes are studied as a broadband omnidirectional anti-reflection structure for high efficiency multi-junction concentrated photovoltaics. Simulation and experiment studies indicate a significant reduction of reflectance from the GaN mcirodomes.
Keywords :
III-V semiconductors; antireflection coatings; gallium compounds; integrated optics; integrated optoelectronics; micro-optics; optical tuning; photodetectors; reflectivity; wide band gap semiconductors; GaN; broadband omnidirectional antireflection structure; high efficiency multijunction concentrated photovoltaics; reflectance reduction; tunable GaN microdomes; Broadband communication; Etching; Gallium nitride; Optical surface waves; Reflection; Reflectivity;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
