Fig. 4: In situ EPR on intermediates.

a Experimental EPR signals of DMPO spin adducts generated under irradiation of a 300 W Xe lamp (λ > 400 nm) and b the deconvolution DMPO-H spectra according to the experimental signal in a diagram recorded for the CNS, Pt₁@CNS, CNQDs/CNS, and Pt₁@CNQDs/CNS.