%0 Journal Article %T Improving the optical properties of perovskite solar cells: utilizing two-dimensional grating and nanoparticle arrays %A Tavakoli Kakhki, Amirali %A Asadollahzadeh, Amirreza %A Naqavi, Ali %J Journal of the Optical Society of America B: Optical Physics %@ 0740-3224 %D 2025