light charged battery

PL emission mapping of MA0.17FA0.83Pb(I0.5Br0.5)3 at the detection wavelength of 670 nm and 790 nm after local illumination for 1 h with a beam size of ~ 1 mm and density of 1 sun on the bare film, and over an annular aperture with a 1 mm diameter pinhole and a center obstruction target of 850 µm, respectively. CREDIT by Xiaoxiao Sun, Yong Zhang, Weikun Ge
The possibility of a battery that can be directly charged by light