Fig. 3

SDT-mediated sonocatalytic capability and DFT calculations of interfacial Engineering. a Sonocurrent response of different synthesized materials (200 μg mL−1) under US. b EIS of different synthesized materials (200 μg mL−1) under US. c, d1O2 (c) and •OH (d) obtained from the ESR of Cu2O-Sr/Cur (200 μg mL−1) for various times under US. e Energy band structure of Cu2O and Cur pre- and post-interaction. f Cu2O–Cur adsorption configuration. g Differential charge density map at the Cu2O–Cur interface (blue: electron loss; yellow: electron gain). h DOS spectra of Cu2O–Cur interface