fig4

Figure 4. (A) Deconvolution of B 1s XPS spectra and (B) FTIR spectra of the used CBN and CBN-Zx. XPS: X-ray photoelectron spectra; FTIR: Fourier transform infrared spectroscopy; CBN: carbon-doped boron nitride; CBN-Zx: ZIF-8 derived carbon-doped boron nitride.





