From Water Oxidation to Reduction: Homologous Ni–Co Based Nanowires as Complementary Water Splitting Electrocatalysts

* National Key Basic Research Program of China. Grant Number: 2013CB934104 * Natural Science Foundation of China. Grant Numbers: 21322311, 21473038, 21071033 * Science and Technology Commission of Shanghai Municipality. Grant Number: 14JC1490500 Doctoral Fund of Ministry of Education of China. Grant Number: 20130071110031 * Program for Professor of Special Appointment * Deanship of Scientific Research at King Saud University. Grant Number: RG#1435-010