Fig. 4: Electronic structure evolution and PL modulation mechanism of Cd(BDC)(DMF). | Nature Communications

Fig. 4: Electronic structure evolution and PL modulation mechanism of Cd(BDC)(DMF).

From: Space-confined charge transfer turns on multicolor emission in metal-organic frameworks via pressure treatment

Fig. 4

a UV/Vis absorption spectra of Cd(BDC)(DMF) at 1 atm and after pressure is released from 18.1, 26.2, 30.2 GPa. b Pseudocolor TA plot of engineered Cd(BDC)(DMF), c Selected TA spectra at different delay times, d TA kinetics of engineered Cd(BDC)(DMF) probed at 550 nm and the solid lines are the fits of the kinetics. e Schematic diagram of space-confined CT turn-on multicolor-tunable emission. Abs. absorption, Fluo. fluorescence, Phos. phosphorescence, N.R. non-radiation.

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