fig7

From: Interfacial engineering of Bi-based heterojunction for boosting photocatalytic nitrogen fixation: a perspective review

Figure 7. (A and B) TEM images of BGQDs/BMO. (C) HRTEM image of BGQDs/BMO. (D) XRD patterns of BMO and BGQDs/BMO. (E) Fourier transform infrared spectra of BGQDs, BMO, and BGQDs/BMO. (F) XPS C1S spectra of BMO and BGQDs/BMO. (A-F) Reproduced with permission from^[56]. Copyright 2023, Elsevier; (G) Planeaveraged differential charge density. (H) Charge density distribution of CN-BMO. (I) The slice of charge density distribution of CN-BMO. (G-I) Reproduced with permission from^[116]. Copyright 2024, Elsevier. TEM: Transmission electron microscopy; HRTEM: high-resolution TEM; BGQDs: boron-doped graphene quantum dots; BMO: Bi₂MoO₆; XRD: X-ray powder diffraction; XPS: X-ray photoelectron spectroscopy.