cMOF Evidence Base
Diffraction Structure — A two-dimensional semiconducting covalent organic framework with nickel(II) coordination for high capacitive performance

Measurement evidence

Diffraction Structure

A two-dimensional semiconducting covalent organic framework with nickel(II) coordination for high capacitive performance · Li T., Zhang W.-D., Liu Y. et al. · Journal of Materials Chemistry A · 2019 · 19676-19681

2 measurement groups · 11 results

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

PXRD, FT-IR, solid-state 13C NMR, XPS, SEM/TEM

Infrared spectroscopyX-ray photoelectron spectroscopyNuclear magnetic resonanceX-ray diffraction and scatteringScanning electron microscopyTransmission electron microscopy

Ni0-COF powder · Powder

Control framework characterisation in SI figures S3-S16 and Table S2.

Context
pristine nickel-free control
Measurement source
SI pp.8-14 and pp.20-21 · Characterization · Fig. S3-S16; Table S2
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Ni0-COF 13C NMR C=N resonance173 ppm——Text
Exact Reported		SI p.8 · Characterization · Fig. S4
Ni0-COF XPS C 1s binding energy284.8 eV——Text
Exact Reported		SI p.12 · Characterization · Fig. S12

Powder X-ray diffraction with simulated and Pawley-refined profiles

X-ray diffraction and scattering

Ni-COF black powder · Powder

PXRD used to assign 2D layered eclipsed AA stacking and unit-cell parameters.

Context
pristine Ni-COF powder
Measurement source
main p.2, article p.19677 · PXRD analysis · Fig. 1b-d
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Interlayer separation3.4 A——Text
Rounded Reported		main p.2, article p.19677 · PXRD analysis · Fig. 1d
Shortest intralayer Ni-Ni distance7.6 A——Text
Rounded Reported		main p.2, article p.19677 · Structure discussion · Fig. 1c
Simulated hexagonal pore size1.0 nm——Text
Rounded Reported		main p.2, article p.19677 · Structure discussion · Fig. 1c
Ni content17.6 wt%——Text
Rounded Reported		main p.2, article p.19677 · PXRD/structure discussion
Pawley-refined unit-cell aa = 13.5094 A——Text
Exact Reported		main p.2, article p.19677 · PXRD analysis · Fig. 1b
Pawley-refined unit-cell bb = 13.2250 A——Text
Exact Reported		main p.2, article p.19677 · PXRD analysis · Fig. 1b
Pawley-refined unit-cell cc = 24.1050 A——Text
Exact Reported		main p.2, article p.19677 · PXRD analysis · Fig. 1b
PXRD (100) peak position6.8 degrees 2 theta——Text
Rounded Reported		main p.2, article p.19677 · PXRD analysis · Fig. 1b
Pawley refinement RwpRwp = 6.23%——Text
Exact Reported		main p.2, article p.19677 · PXRD analysis · Fig. 1b