Aluminum‐Ion Batteries: A Portable and Efficient Solar‐Rechargeable Battery with Ultrafast Photo‐Charge/Discharge Rate (Adv. Energy Mater. 28/2019)

In article number 1900872, Lianzhou Wang and co-workers report a portable and efficient solar-rechargeable battery by integrating a perovskite solar module and an aluminum-ion battery on the bifunctional aluminum electrode, which exhibits a fast photo-charge/discharge rate and delivers a record overall photoelectric conversion and storage efficiency of 12.04%.