The effect of nitrogen ion implantation on the corrosion resistance and microstructure of tantalum-coated stainless steelS. Eshghi, M. Hanteh Zadeh, M. Yari and E. Jafari-KhamseEur. Phys. J. Plus, 129 6 (2014) 117DOI: https://doi.org/10.1140/epjp/i2014-14117-0