RESEARCH / A0200
A Red Brick‐Derived Fe2P‐Based Cocatalyst Sheet Enables Monolithic Photocatalysts for Efficient Solar
Read the original paper · 10.1002/smll.202511096 ↗
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,b) SEM, (c) TEM, and (d) HRTEM images of Fe2P/RB cocatalyst sheet. The inset in a) shows the optical microscope image of Fe2P/RB cocatalyst sheet. (e) HAADF-STEM image of Fe2P/RB cocatalyst sheet and the corresponding EDX mapping images. (f) XRD patterns of RB sheet and Fe2P/RB cocatalyst sheet. (g) Fe 2p and (h) P 2p XPS spectra of RB sheet and Fe2P/RB cocatalyst sheet. (i) Fe K-edge XANES spectra and (j) Fourier transformation of the EXAFS spectra of RB sheet, Fe2P cocatalyst sheet, Fe foil, Fe2O3, and Fe2P. (k–n) WT-EXAFS spectra of RB sheet, Fe2P/RB cocatalyst sheet, Fe2O3, and Fe2P.