Figure 2 | Scientific Reports

Figure 2

From: Reversible proton-switchable fluorescence controlled by conjugation effect in an organically-functionalized polyoxometalate

Figure 2

UV-Vis absorption spectra of Mo6-Q-NO2 in mixed solutions.

Mo6-Q-NO2 in mixed acetonitrile and water solution (green line), in mixed acetonitrile and water solution after adding dilute HCl solution (red line), in mixed acetonitrile and water solution after adding dilute NaOH solution (blue line), as well as in the acidic solution neutralized with dilute NaOH solution (black line).

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