Integrated Hydrogel Optical Fiber Electronics with Mechanically Robust Interfaces Enable Simultaneous Electrophysiological Recording and Optogenetic Modulation (Adv. Mater. 19/2026)

Integrated Hydrogel Optical Fiber Electronics A multi-functional hydrogel fiber-based bioelectronics, consisting of a hydrogel core with perfect step-index and a conducting hydrogel cladding for electrophysiological recording, enables the simultaneous electrophysiological recording and optical modulation in behaving mice at the same region. More details can be found in the Research Article by Yi Lu, Ji Liu, and co-workers (DOI: 10.1002/adma.202517771).