Cu0.33@Co0.22Ni0.45 core–shell nanoparticles as hydrogen generation catalysts via hydrolysis of ammonia borane

A Cu 0.33 @Co 0.22 Ni 0.45 core–shell nanocatalyst was produced for hydrolysis of ammonia borane and hydrogen generation. The catalyst has high hydrogen release rate, low activation energies, high cycle performance and excellent structural stability.