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. Author manuscript; available in PMC: 2013 May 16.
Published in final edited form as: Chem Commun (Camb). 2012 Jan 12;48(23):2837–2839. doi: 10.1039/c2cc16895b

Fig. 2.

Fig. 2

Fluid-cell AFM images of RF (A) at pH 1.5 and NRF (B) on the same mica surface 30 min after fluid cell chamber pH was elevated to 2.5. NRF after 12 hours in solution at pH 2.5 before the deposition on a mica substrate (C). Finally, NF (D) grown at pH 2.5. Scale bar is 250 nm.