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. Author manuscript; available in PMC: 2010 Aug 31.
Published in final edited form as: Colloids Surf B Biointerfaces. 2009 Oct 2;75(2):565–572. doi: 10.1016/j.colsurfb.2009.09.037

Fig. 3.

Fig. 3

From QCM-D studies calculated mass and thickness of adsorbed silica layers. Left: with phosphate solution (pH 7.2, K2HPO4/KH2PO4). Right: without phosphate solution (pH 7.2, KOH). The thickness was calculated with an assumed silica density of 2 g cm−3.