Bioelectrocatalytic Cofactor Regeneration Coupled to CO2 Fixation in a Redox‐Active Hydrogel for Stereoselective C−C Bond Formation. - Castañeda‐Losada, Leonardo; Adam, David; Paczia, Nicole; Buesen, Darren; Steffler, Fabian; Sieber, Volker; Erb, Tobias J.; Richter, Michael; Plumeré, Nicolas (Angewandte Chemie International Edition, 2021)