Figure 10.

a) M–N–C catalysts on the catalytic activity and selectivity for hydrogen peroxide production. Reproduced with permission.^{[ 16 ]} Copyright 2019, American Chemical Society. b) Efficient H₂O₂ generation in highly porous manganese and nitrogen co‐doped carbon nanorods. Reproduced with permission.^{[ 78 ]} Copyright 2019, Elsevier. c) Investigation of the nature of active sites toward ORR in Fe–N–C catalysts. Reproduced with permission.^{[ 79 ]} Copyright 2017, Wiley‐VCH. d) Production of H₂O₂ synergistically catalyzed by atomic Co–N _x –C sites and oxygen functional groups. Reproduced with permission.^{[ 65 ]} Copyright 2019, Wiley‐VCH.