Spectroscopy — A two-dimensional semiconducting covalent organic framework with nickel(II) coordination for high capacitive performance

Measurement evidence

Spectroscopy

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

1 measurement group · 5 results

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

FT-IR, solid-state 13C CP/MAS NMR, and XPS

Infrared spectroscopy X-ray photoelectron spectroscopy Nuclear magnetic resonance

Ni-COF black powder · Powder

Spectroscopy used to confirm C=N formation, C-O shift and Ni coordination; XPS survey and high-resolution Ni 2p.

Context: pristine Ni-COF powder
Measurement source: main p.2, article p.19677 · Spectroscopy · Fig. 2a-b; Fig. S7

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
FT-IR C=N band	1621 cm^-1	—	—	Text Exact Reported	main p.2, article p.19677 · FT-IR · Fig. 2a
13C NMR C=N resonance	171 ppm	—	—	Text Exact Reported	main p.2, article p.19677 · 13C CP/MAS NMR · Fig. 2b; Fig. S4
13C NMR C-O resonance	158 ppm	—	—	Text Exact Reported	main p.2, article p.19677 · 13C CP/MAS NMR · Fig. 2b; Fig. S4
XPS Ni 2p1/2 binding energy	873.6 eV	—	—	Text Exact Reported	SI p.10 · Characterization · Fig. S7
XPS Ni 2p3/2 binding energy	856.1 eV	—	—	Text Exact Reported	SI p.10 · Characterization · Fig. S7