The Electrochemistry of Metallic Nickel: Oxides, Hydroxides, Hydrides and Alkaline Hydrogen Evolution David S. Hall, Christina Bock and Barry R. MacDougall doi: 10.1149/2.026303jes J. Electrochem. Soc. 2013 volume 160, issue 3, F235-F243 Link: http://jes.ecsdl.org/content/160/3/F235.abstract Thank you very much.