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. 2022 Nov 9;10:1054739. doi: 10.3389/fchem.2022.1054739

FIGURE 2.

FIGURE 2

Activatable NIR photothermal and photodynamic properties of ZnO@8%Ag. (A) Temperature elevation curves of ZnO and ZnOAg with varying ratios of Ag (0.2%, 0.5%, and 8%) under NIR irradiation (808 nm, 0.5 W/cm2, 5 min), (B) photothermal evolution curves of ZnO and ZnO@Ag with varying ratios of Ag (0.2%, 0.5%, and 8%) under NIR irradiation (808 nm, 1 W/cm2, 5 min), (C) temperature variations of ZnO and ZnO@Ag with varying ratios of Ag (0.2%, 0.5%, and 8%) under NIR irradiation (808 nm, 2 W/cm2, 5 min), (D) recycling heating profiles of ZnO@8%Ag under irradiation for five on/off cycles, (E) heating and cooling of ZnO@8%Ag under NIR irradiation (808 nm, 2 W/cm2, 5 min), (F) linear correlation of the cooling time of ZnO@8%Ag, (G) thermal images of PBS, ZnO, and ZnO@8%Ag under NIR irradiation (808 nm, 2 W/cm2, 5 min),(H) UV spectra following the absorption of DPBF in PBS, ZnO, and ZnO@8%Ag with/without NIR irradiation (808 nm, 2 W/cm2, 5 min), and (I) spectra of changes for the absorption of OPD in PBS, ZnO, and ZnO@8%Ag with/without NIR irradiation (808 nm, 2 W/cm2, 5 min).