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. Author manuscript; available in PMC: 2011 Apr 18.
Published in final edited form as: J Mater Sci Mater Med. 2011 Jan 8;22(2):307–316. doi: 10.1007/s10856-010-4207-1

Fig. 6.

Fig. 6

XPS survey spectra after nucleation of ultra-hard carbon films grown on CoCrMo with and without oxygen at Tsub = 915°C. When oxygen is used, no cobalt or molybdenum is detected on the surface, although chromium is still present