Ultrathin Epitaxial Silicon Solar Cells with Inverted Nanopyramid Arrays for Efficient Light Trapping Gaucher, Alexandre ; Cattoni, Andrea ; Dupuis, Christophe ; Chen, Wanghua ; Cariou, Romain ; Foldyna, Martin ; Lalouat, Loı̈c ; Drouard, Emmanuel ; Seassal, Christian ; Roca i Cabarrocas, Pere ; Collin, Stéphane Abstract Publication: Nano Letters Pub Date: September 2016 DOI: 10.1021/acs.nanolett.6b01240 Bibcode: 2016NanoL..16.5358G