Title :
Plasmonic near-field enhancement for planar ultra-thin absorber solar cells
Author :
Wang, Zhu ; White, Thomas P. ; Catchpole, Kylie R.
Author_Institution :
Centre for Sustainable Energy Syst., Australian Nat. Univ., Canberra, ACT, Australia
Abstract :
We propose a planar ultra-thin absorber concept exploiting plasmonic resonance absorption enhancement. We calculate >;13-fold enhancement in a 7.5 nm thin-film absorber yielding a maximum absorption of 74.4%. Broadband and wide-angle absorption is demonstrated.
Keywords :
absorption; plasmonics; semiconductor thin films; solar absorber-convertors; solar cells; planar ultrathin absorber solar cells; plasmonic near-field enhancement; plasmonic resonance absorption enhancement; size 7.5 nm; thin-film absorber; wide-angle absorption; Absorption; Gallium arsenide; Gratings; Indium gallium arsenide; Mirrors; Photovoltaic cells; Plasmons;
Conference_Titel :
Photonics Conference (IPC), 2012 IEEE
Conference_Location :
Burlingame, CA
Print_ISBN :
978-1-4577-0731-5
DOI :
10.1109/IPCon.2012.6358485
