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(a) NEXAFS carbon K-edge spectra acquired at 55° from (i) evaporated titanium, (ii) MPS modified titanium and (iii) pNaSS grafted titanium surfaces. (b) NEXAFS carbon K-edge spectra for the pNaSS grafted titanium surface acquired at 20° and 70°. The difference spectra between the 70° and 20° data is also shown.
