Title :
Designing randomness — the impact of textured surfaces on the efficiency of thin-film solar cells
Author :
Beckers, Thomas ; Bittkau, Karsten ; Carius, Reinhard ; Fahr, Stephan ; Rockstuhl, Carsten ; Lederer, Falk
Author_Institution :
Inst. fur Energieforschung 5, Forschungszentrum Julich GmbH, Julich
Abstract :
We analyze experimentally and theoretically light localization at randomly textured ZnO surfaces and light absorption in thin-film amorphous Si deposited conformal on it. Guidance is provided to tailor such surfaces for optimizing the absorption.
Keywords :
II-VI semiconductors; light absorption; semiconductor thin films; solar cells; zinc compounds; ZnO; light absorption; light localization; randomly textured surfaces; thin-film solar cells; Absorption; Finite difference methods; Optical scattering; Optical surface waves; Photovoltaic cells; Rough surfaces; Surface roughness; Surface texture; Transistors; Zinc oxide; (240.5770) Optics at Surfaces — Roughness; (290.0290) Scattering; (350.6050) Solar energy;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
