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Figure 10. HAADF-STEM images of Pt₁-N/BP (A) and Pt₁/BP without N-doped (B); corresponding scale bar, 5 nm (A) and 1 nm (B); (C) XPS spectra for N 1s in Pt₁-N/BP; (D) The k²-weighted R-space FT spectra from EXAFS, EXAFS fitting in R-space for (E) Pt₁/BP without N-doped; (F) Pt₁-N/BP. Reproduced from Ref.^[118] with permission from Springer Nature. The characterizations of the nanometer hole defect on PBN; (G) The reaction scheme to prepare PBN; (H) Raman spectrum; (I) TEM image; (J) HRTEM image with SAED spectrum (inset); (K) Layered offset stacking structure of PBN with holes on top of hexabenzocoronene cores. Reproduced from Ref.^[117] with permission from Wiley-ACH.