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. Author manuscript; available in PMC: 2013 Mar 1.
Published in final edited form as: Acta Biomater. 2011 Dec 13;8(3):1109–1116. doi: 10.1016/j.actbio.2011.12.005

Table 1.

Static contact angle of water on SAMs on gold substrates with various terminal groups

Terminal group Contact angle Reported values
CH3 99.4 ± 0.6° 109°[30]
COOH 31.6 ± 3.2° 35°[31]
OH 33.8 ± 1.9° 37°[32]
SO3Na 46.2 ± 2.8° 36°[28]
COOH:CH3 = 10:1 35.8 ± 1.4°
COOH:CH3 = 5:1 41.8 ± 2.7°
COOH:CH3 = 1:1 72.3 ± 1.8°
Au 79.0 ± 5.7° 69°[33]