Extended Data Fig. 5: Stability evaluation.
From: Solar-to-hydrogen efficiency of more than 9% in photocatalytic water splitting
a, Time-course photocatalytic production of H2 and O2 in deionized water on Rh/Cr2O3/Co3O4-InGaN/GaN NWs. b, Activity test after 74-hour photocatalytic OWS reaction. c–e, FESEM (c), HAADF-STEM (d) and elemental mapping (e) of Rh/Cr2O3/Co3O4-InGaN/GaN NWs after 80-hour photocatalytic OWS reaction.
