Microscopy Morphology — Glucose sensing performance of bimetallic MOFs CoFe-ZIF/CC for enzyme-free saliva sensor applications

Measurement evidence

Microscopy Morphology

Glucose sensing performance of bimetallic MOFs CoFe-ZIF/CC for enzyme-free saliva sensor applications · Liu J., Shi L., Shi Y. et al. · Journal of Alloys and Compounds · 2024 · 174733

2 measurement groups · 12 results

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

SEM, TEM/STEM and EDS mapping

Scanning electron microscopy Transmission electron microscopy Elemental microanalysis and mapping

Co0.95Fe0.05-ZIF/CC composite · Nanosheet

SEM on FEI Verios XHR; STEM/TEM and EDS on JEOL 2100.

Context: Composite morphology and elemental distribution.
Measurement source: 3-4 · 2.3; 3.1 Characterization · Fig. 2; Fig. S4-S6

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
EDS elemental presence	Cobalt, iron, nitrogen and carbon present in Co0.95Fe0.05-ZIF/CC.	—	—	Text Qualitative	4 · 3.1 Characterization · Fig. 2d-e; Fig. S6
Acid-treated CC morphology	CC retains fibre morphology after acid modification.	—	—	Text Qualitative	3 · 3.1 Characterization · Fig. 2a
Composite morphology	Co0.95Fe0.05-ZIF grows uniformly on CC and changes from flower-like to nanosheet-like structure.	—	—	Text Qualitative	3-4 · 3.1 Characterization · Fig. 2b-c
Composite EDS C atomic percentage	C 50.81 atom%	—	figure inset table	Visual Estimate Rounded Reported	4 · Figure S4/S6 rendered page · EDS inset table
Composite EDS Co atomic percentage	Co 15.97 atom%	—	figure inset table	Visual Estimate Rounded Reported	4 · Figure S4/S6 rendered page · EDS inset table
Composite EDS Fe atomic percentage	Fe 3.09 atom%	—	figure inset table	Visual Estimate Rounded Reported	4 · Figure S4/S6 rendered page · EDS inset table
Composite EDS N atomic percentage	N 30.13 atom%	—	figure inset table	Visual Estimate Rounded Reported	4 · Figure S4/S6 rendered page · EDS inset table
Co0.95Fe0.05-ZIF/CC areal yield	1.34 mg cm-2	—	—	Text Exact Reported	2 · 2.2 Syntheses · Fig. S1

TEM and EDX spectrum

Transmission electron microscopy Elemental microanalysis and mapping

Co0.95Fe0.05-ZIF powder/nanoflowers · Powder

SI Fig. S5/S6 rendered images for Co0.95Fe0.05-ZIF powder include TEM views and an EDX quantitative table.

Geometry: powder/nanoflower TEM specimen
Context: Pristine bimetallic ZIF composition control.
Measurement source: 5 · Figure S6 · Figure S6

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Pristine Co0.95Fe0.05-ZIF EDX C atomic percentage	C 82.859 atom%	—	figure table	Visual Estimate Rounded Reported	5 · Figure S6 · EDX table
Pristine Co0.95Fe0.05-ZIF EDX Co atomic percentage	Co 5.136 atom%	—	figure table	Visual Estimate Rounded Reported	5 · Figure S6 · EDX table
Pristine Co0.95Fe0.05-ZIF EDX Fe atomic percentage	Fe 1.428 atom%	—	figure table	Visual Estimate Rounded Reported	5 · Figure S6 · EDX table
Pristine Co0.95Fe0.05-ZIF EDX N atomic percentage	N 10.577 atom%	—	figure table	Visual Estimate Rounded Reported	5 · Figure S6 · EDX table