Skip to main content
. Author manuscript; available in PMC: 2010 Jan 1.
Published in final edited form as: Biomaterials. 2008 Oct 8;30(1):26–34. doi: 10.1016/j.biomaterials.2008.09.005

Table 1.

Sessile drop contact angles for freshly etched and chemically derivatized porous Si

Surface preparation contact angle, degrees
Freshly etched, Si-H 111 ± 1
Dodecene, Si-(CH2)11CH3 115 ± 5
Ozone oxidized, Si-O-Si and Si-OH < 6
Undecylenic acid, Si-(CH2)10COOH 60 ± 1
Oligoethylene glycol, Si-(CH2)10CONH(CH2CH2O)4-CH2COO-C(CH3)3 67 ± 2