Title :
Broadband light absorber based on one-dimensional gratings in semiconductor films
Author :
Jae Woong Yoon ; Kyu Jin Lee ; Wenhua Wu ; Magnusson, Robert
Author_Institution :
Dept. of Electr. Eng., Univ. of Texas - Arlington, Arlington, TX, USA
Abstract :
We design and fabricate a light absorber based on one-dimensional gratings in amorphous Si. We obtain high theoretical and experimental absorption in unpolarized light over wide wavelength and angular ranges.
Keywords :
amorphous semiconductors; diffraction gratings; elemental semiconductors; infrared spectra; optical design techniques; optical fabrication; semiconductor thin films; silicon; solar absorber-convertors; visible spectra; Si; amorphous semiconductor films; broadband light absorber; one-dimensional gratings; unpolarized light absorption; Absorption; Broadband communication; Films; Gratings; Photovoltaic cells; Silicon; Wavelength measurement;
Conference_Titel :
Photonics Conference (IPC), 2013 IEEE
Conference_Location :
Bellevue, WA
Print_ISBN :
978-1-4577-1506-8
DOI :
10.1109/IPCon.2013.6656688
