Text this: Hydrogen-Permeability of Titanium-Nitride (TiN) Coatings Obtained via the Plasma-Immersion Ion Implantation of Titanium and TiN Vacuum-Arc Deposition on Zr-1%Nb Alloy; Journal of Surface Investigation. X-ray, Synchrotron and Neutron Techniques; Vol. 12, iss. 4