Fig. 5: Spectroscopic analyses and theoretical computations via DFT methods.
From: A molecular extraction process for vanadium based on tandem selective complexation and precipitation
a Potentiometric titration curves of 1:2 and 1:1 V-CIDIII complexes. b FT-IR spectra of pristine H2CIDIII (0), Na+-form (1) and H+-form (2) 1:2 V-CIDIII complexes, and Na+-form (3) and H+-form (4) 1:1 V-CIDIII complexes. c Ecomplexation and electrostatic potential maps (EPM) of 1:1 V-CIDIII complex. d Eneutralization and EPM of neutral 1:1 V-CIDIII complex. e Ecomplexation and EPM of 1:2 V-CIDIII complex. f Eneutralization and EPM of neutral 1:2 V-CIDIII complex. Source data for (a) are provided as a Source Data file.
