Absorption enhancement of ultrathin crystalline silicon solar cells with frequency upconversion nanosphere arrays

Chenbo Wang,Shuai Zhao,Fei Bian,Daxue Du,Chunsheng Wang,Zhaopeng Xu

Figure 6. Average absorption enhancement of different thickness (2330 nm, 3000 nm, 4000 nm, 7000 nm and 10 000 nm) of silicon SCs with and without 60 nm α-NaEr0.2Y0.8F4 NSs on the surface.