A symmetry-reconfigurable photodiode for sensing and computing
Zhiyong Fan
Nature Electronics, Published online: 30 April 2026; doi:10.1038/s41928-026-01617-0 A photodiode that is based on silver bismuth sulfide offering a reversible symmetry-to-asymmetry transition via the localized electrochemical reduction of silver ions can be used for both transmissive imaging and in-sensor processing.