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. Author manuscript; available in PMC: 2014 Apr 8.
Published in final edited form as: Langmuir. 2011 Apr 20;28(4):2281–2287. doi: 10.1021/la102606k

Figure 2.

Figure 2

XPS elemental analysis of ppNIPAM (dark grey), spNIPAM (light grey), and blank Si controls (white). The presence of N1s on the ppNIPAM and spNIPAM surfaces indicates successful deposition of pNIPAM. When compared to the theoretical composition determined from the NIPAM monomer (black), ppNIPAM is most similar.