Activity Restoration of Pt–Ni Octahedron via Phase Recovery for Anion Exchange Membrane‐Unitized Regenerative Fuel Cells. - Oh, Cheoulwoo; Han, Man Ho; Ko, Young‐Jin; Cho, Jun Sik; Pin, Min Wook; Strasser, Peter; Choi, Jae‐Young; Kim, Hansung; Choi, Chang Hyuck; Lee, Woong Hee; Oh, Hyung‐Suk (Advanced Energy Materials, 2024)