Fig. 4: Charge separation characterization of COF photocatalysts. | Nature Communications

Fig. 4: Charge separation characterization of COF photocatalysts.

From: Ground-state charge transfer in single-molecule junctions covalent organic frameworks for boosting photocatalytic hydrogen evolution

Fig. 4

A–C Transient absorption spectra of FOOCOF. D Normalized transient absorption kinetics for FOOCOF. E–G Transient absorption spectra of FOOCOF-PDI. H Normalized transient absorption kinetics for FOOCOF-PDI. Temperature-dependent photoluminescence spectrum of integrated PL intensity as a function of the temperature of (I) FOOCOF and (J) FOOCOF-PDI (inset: temperature-dependent PL spectra from 80 to 290 K). K Photocurrent response and (L) Mott–Schottky curve of FOOCOF, FOOCOF-PDIU and FOOCOF-PDI.

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