P. Ballhause et al., CRNX - A HARD COATING FOR CORROSION AND WEAR-RESISTANCE, Materials science & engineering. A, Structural materials: properties, microstructure and processing, 163(2), 1993, pp. 193-196
Cr/CrN(x) films were deposited using plasma booster technology, a modi
fied physical vapour deposition sputter ion plating process. The films
showed excellent tribological and corrosion-resistant behaviour for a
process temperature of 160-230-degrees-C.