Microscopy Morphology — Ligand engineering of Co-MOF-74 with hexaaminotriphenylene for enhanced oxygen reduction reaction in zinc-air batteries

Measurement evidence

Microscopy Morphology

Ligand engineering of Co-MOF-74 with hexaaminotriphenylene for enhanced oxygen reduction reaction in zinc-air batteries · Liu W., Liang Y., Huo M. et al. · Nano Research · 2025 · 94907195

2 measurement groups · 3 results

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

SEM, TEM and EDS mapping

Scanning electron microscopy Transmission electron microscopy Elemental microanalysis and mapping

Co-MOF-74-HATP powder · Powder

SEM/TEM morphology and EDS elemental mapping of Co-MOF-74-HATP, with Co-MOF-74 supplementary controls.

Geometry: SEM XL 30 ESEMFEG; TEM JEM-2100PLUS
Context: target morphology after HATP addition; pristine control in SI Figs. S2-S4
Measurement source: 2-3 · Results and discussion · Fig. 1(b)-1(e); Figs. S2-S4

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
EDS elemental distribution in Co-MOF-74-HATP	C, N, O and Co are well distributed	—	—	Qualitative Qualitative	2 · Results and discussion · Fig. 1(e)
Morphology after HATP addition	hexagonal prism morphology maintained; surface becomes rough	—	—	Qualitative Qualitative	2 · Results and discussion · Fig. 1(b)-1(d)

optical photography

Co-MOF-74-HATP powder · Powder

Optical photographs compared Co-MOF-74, Co-MOF-74-HATP, and physically mixed Co-MOF-74/HATP powders.

Context: target compared with pristine and physical-mixture controls
Measurement source: 2 · Supplementary figures · Fig. S1

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Optical colour change on HATP ligand engineering	Co-MOF-74 powder changes from yellow to black after HATP addition; physical mixture has a different colour	—	—	Text Qualitative	2 · Results and discussion · Fig. S1