In-Kyoung Ahn, So-Yeon Lee, Hyoung Gyun Kim, Gi-Baek Lee, Ji-Hoon Lee, Miyoung Kim and Young-Chang Joo*, “Electrochemical oxidation of boron-doped nickel–iron layered double hydroxide for facile charge transfer in oxygen evolution electrocatalysts”, RSC Advances, 2021, 11(14), 8198-8206, DOI: 10.1039/D0RA10169A