fig4
![Crystallization regulation of Fe<sup>0</sup>@Fe<sub>3</sub>O<sub>4</sub> using a g-C<sub>3</sub>N<sub>4</sub>/diatomite composite for enhancing photocatalytic peroxymonosulfate activation](https://image.oaes.cc/d297a97c-50fa-4182-898b-55a21ce4ab10/5257.fig.4.jpg)
Figure 4. (A) Full XPS spectra and survey spectra of (B) Si 2p, (C) O 1s, (D) C 1s, (E) N 1s and (F) Fe 2p for 0.6-FNGD material.
Figure 4. (A) Full XPS spectra and survey spectra of (B) Si 2p, (C) O 1s, (D) C 1s, (E) N 1s and (F) Fe 2p for 0.6-FNGD material.
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