Figure 2.

a) AFM images of WS₂ on epitaxial graphene with different aging times. Reproduced with permission.^{[ 45 ]} Copyright 2020, American Chemical Society. b) Schematic representation of MoS₂ oxidation steps. Reproduced with permission.^{[ 21 ]} Copyright 2019, American Chemical Society. c) Photoinduced oxidation of monolayer WS₂ under ambient conditions. Reproduced with permission.^{[ 49 ]} Copyright 2019, American Chemical Society. d) Tree‐ring oxidation of WSe₂. Reproduced with permission.^{[ 53 ]} Copyright 2021, Royal Society of Chemistry. e) Atomistic mechanisms of ZrS_xSe_2‐x oxidation under ambient conditions. Reproduced with permission.^{[ 58 ]} Copyright 2020, American Chemical Society.