Figure 5
From: Comprehensive design of omnidirectional high-performance perovskite solar cells

Effect of the TiO2 grating height on the optical and electrical performances of the structured surface E.
(a) The average overall absorption and average intrinsic absorption of the structured surface E with different TiO2 grating heights. (b) The power conversion efficiencies of the structured surface E with different TiO2 grating heights.