Title :
Optical absorption enhancement in partially aperiodic silicon nanohole structures for photovoltaics
Author :
Chenxi Lin ; Martinez, Luis Javier ; Povinelli, Michelle L.
Author_Institution :
Ming Hsieh Dept. of Electr. Eng., Univ. of Southern California, Los Angeles, CA, USA
Abstract :
We report the fabrication and absorption measurement of silicon membranes patterned with partially aperiodic nanohole structures. Measurement results agree well with simulations and show enhanced absorption in partially aperiodic structures compared to simple periodic arrays.
Keywords :
absorption coefficients; electro-optical effects; membranes; nanophotonics; nanostructured materials; optical arrays; optical fabrication; optical materials; optical variables measurement; photovoltaic effects; silicon; Si; absorption measurement; enhanced absorption; optical absorption enhancement; partially aperiodic silicon nanohole structures; photovoltaics; silicon membrane fabrication; simple periodic arrays; Absorption; Nanostructures; Periodic structures; Photovoltaic systems; Scanning electron microscopy; Silicon;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
