Self-grown NiCuOx hybrids on a porous NiCuC substrate as an HER cathode in alkaline solution. - Yu, Linping; Dang, Yanliu; Zeng, Julan; He, Junkai; Murphy, Steven C.; Kerns, Peter; Suib, Steven L.; Zhang, Jian; Dou, Yuhai (Applied Surface Science, 2020)