RESEARCH / A0414
Boron-Doped Oxidized Carbon Black Hybridizing Bismuth Oxide forElectrocatalytic CO2 to Formate at a Large Current Density
Read the original paper · 10.1021/acs.iecr.4c04177 ↗
Source figures may contain other techniques and soft X-ray spectra. C, N and O measurements are outside our current hard-XAFS testing range.
Figure 2. (a) Bi L3-edge XANES spectra and (b) EXAFS spectra of Bi@BOC, Bi@OC, and BiOx. (c) FT-EXAFS curves for the experimental and fitted profiles at the Bi L3-edge of Bi@BOC. High-resolution (d) Bi 4f, (e) O 1s, and (f) C 1s XPS spectra of Bi@BOC, Bi@OC, and BiOx.
Figure 4. Operando Bi L3-edge XANES spectra of (a) Bi@BOC, (b) Bi@OC, and (c) BiOx from 0 to −1.0 V vs. RHE in 1 M KHCO3. In situ ATR- SEIRAS spectra of (d) Bi@BOC, (e) Bi@OC, and (f) BiOx from 0 to −1.2 V vs. RHE in 1 M KHCO3.