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. Author manuscript; available in PMC: 2015 Sep 28.
Published in final edited form as: J Mater Chem B. 2014 Jul 28;2(36):5952–5961. doi: 10.1039/C4TB00666F

Table 1.

Quantitative surface composition of titanium substrates terminated with different functional molecules determined by XPS spectra.

Groups Chemical compositions (at.%)
O Ti N C S
Ti 41.98 13.36 4.91 39.76 0
DA-Ti 21.09 0.29 10.82 67.8 0
PLL/Hep-Ti 24.61 0 9.78 64.5 1.12
CH-Ti 23.29 0 8.61 68.00 0.09
CH-MTX-Ti 26.38 0 9.52 64.1 0