Fig. 3

a The molecular structure of the reaction between DPBF and active oxygen species. b, c UV–vis spectra of DPBF in absence of and in presence of 50 ppm b M-MoS₂ and c S-MoS₂ nanosheets after US treatments with different times. d The comparison of the SD performance of M-MoS₂ nanosheets with and without 1064 nm laser irradiation measured by DPBF. e The molecular structure of the reaction between OPDA and active oxygen species. f, g UV–vis spectra of OPDA in absence of and in presence of 50 ppm f M-MoS₂ and g S-MoS₂ nanosheets after US treatments with different times. h The comparison of the SD performance of M-MoS₂ nanosheets with and without 1064 nm laser irradiation measured by OPDA