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. Author manuscript; available in PMC: 2014 Dec 11.
Published in final edited form as: J Mater Chem. 2011;21(37):14193–14202. doi: 10.1039/C1JM11854D

Fig. 4.

Fig. 4

Relationship between solution pH and the fluorescence intensity ratio at two fixed wavelengths (496 nm and 560 nm) for SCR-A, SCR-B and SCR-C (left, middle, right, respectively) with stoichiometric (top) or 2 molar excess amounts of EDCI (bottom). The excitation wavelength was 433 nm.

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