Fig. 3: Evaluation of H2 production performance.
From: Enhancing photocatalytic performance of covalent organic frameworks via ionic polarization

a Photocatalytic hydrogen evolution performance of CH3I-TpPa-1 under different sacrificial agents. b–d Photocatalytic hydrogen evolution activity of the synthesized products. e Recycling performance of CH3I-TpPa-1. f Wavelength-dependent apparent quantum efficiency (AQY) of CH3I-TpPa-1.