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. Author manuscript; available in PMC: 2018 Aug 16.
Published in final edited form as: Chem Commun (Camb). 2017 May 4;53(37):5227–5230. doi: 10.1039/c7cc01620d

Figure 3.

Figure 3

Protonation of UiO-66-2. Yellow to blue: 1 mg UiO-66-2 was added to a solution of triflic acid (11.3 mM in CH3CN); IR spectra of the suspension were recorded in a liquid IR cell. In red: reference spectrum of UiO-66-2 in pure CH3CN.