Photodetection Enhancement via Dipole–Dipole Coupling in BA 2 MAPb 2 I 7 /PEA 2 MA 2 Pb 3 I 10 Perovskite Heterostructures. - Han, Bin; Lian, Bingtao; Qiu, Qi; Liu, Xingyu; Tang, Yanren; Lin, Mengke; Ding, Shukai; Xu, Bingshe (Inorganics, 2025)