Title :
Limiting efficiencies of tandem solar cells for III-V nanowire arrays on silicon substrates
Author :
Huang, Ningfeng ; Lin, Chenxi ; Povinelli, Michelle L.
Author_Institution :
Ming Hsieh Dept. of Electr. Eng., Univ. of Southern California, Los Angeles, CA, USA
Abstract :
We use electromagnetic simulations and detailed balance analysis to calculate limiting efficiencies of tandem solar cells consisting of III-V nanowires on silicon. We optimize the nanowire structural parameters and provide general design guidelines.
Keywords :
III-V semiconductors; aluminium compounds; gallium compounds; indium compounds; nanowires; silicon; solar cells; Al0.2Ga0.8As-Si; GaAs-Si; InP-Si; detailed balance analysis; electromagnetic simulations; general design guideline; limiting efficiency; nanowire arrays; nanowire structural parameter; silicon substrates; tandem solar cell; Absorption; Limiting; Photonic band gap; Photovoltaic cells; Silicon; Substrates;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
