Fig. 1
From: Recent advances in near-infrared-II hollow nanoplatforms for photothermal-based cancer treatment
a Schematic illustration of nanoprobe H-MnO2/DOX/BPQDs synthesis route. Reproduced with permission from Ref. [120]. Copyright 2021, Wiley-VCH. b A scheme showing the synthesis and surface modification of HMoSx. Reproduced with permission from Ref. [117]. Copyright 2019, Ivyspring International Publisher. c Schematic illustration of the formation of PDA nanospheres (PDANSs, H-MPDANSs and MPDANSs) with different morphology (the lower left corner in the green dotted box is the longitudinal section of the columnar micelle, and the lower right corner is the cross section of the columnar micelle). Reproduced with permission from Ref. [116]. Copyright 2021, IOP Publishing Ltd