Fig. 2

Stability of BATNS. A Degradation rate of BPNS and BATNS in water and air for 120 h. B TEM images of BPNS and BATNS dispersed in pH 7.4 PBS, pH 6.8 PBS, pH 5.3 PBS, 10 mmol GSH for 24 h and pH 5.3 + 10 mmol GSH for 72 h. C, D Temperature variation of the suspension of BPNS and BATNS in water over ten laser on/off cycles under 808 nm NIR irradiation (1.0 W/cm²). E TEM images of BPNS and BATNS before and after 808 nm NIR irradiation (1.0 W/cm²)