Diffraction Structure — Dual single atomic Fe-Ni sites in N‑doped nanoporous carbon for high-efficiency potassium periodate activation toward pollutant abatement

2 measurement groups · 3 results

Reported values remain attached to the sample, method, conditions, extraction quality and source location that produced them.

Fe2Ni1-NC-900 · Powder

Carbonised FeNi-NC catalysts and controls; graphitic carbon peak and absence of metal crystals assessed.

Geometry: powder
Context: MOF-derived carbon catalysts
Measurement source: 3-4 · 3.1 Characterizations of the synthesized catalysts · Figure 1b; Figure S1b-c

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
FeNi-NC graphitic carbon XRD peak	broad diffraction peak at about 23 degrees assigned to the (002) plane of graphitic carbon	—	about	Text Approximate	4 · 3.1 · Figure 1b
No metal crystal formation	No metal crystal was formed in the carbonaceous matrix; metals may be atomically dispersed.	—	—	Qualitative Qualitative	4 · 3.1 · Figure 1b

Fe&Ni-ZnO/ZIF-8 precursor · Powder

PANalytical X'pert diffractometer with Ni-filtered Cu Kalpha radiation at 40 kV/40 mA; precursor patterns compared with ZIF-8.

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
ZIF-8-derived precursor diffraction assignment	Fe-ZnO/ZIF-8, Ni-ZnO/ZIF-8, FeNi-ZnO/ZIF-8 and ZnO/ZIF-8 exhibit distinct diffraction peaks aligning with ZIF-8.	—	—	Qualitative Qualitative	4 · 3.1 · Figure S1a