Spectroscopy — 2D MOF nanoflake-assembled spherical microstructures for enhanced supercapacitor and electrocatalysis performances

Measurement evidence

Spectroscopy

2D MOF nanoflake-assembled spherical microstructures for enhanced supercapacitor and electrocatalysis performances · Xia H., Zhang J., Yang Z. et al. · Nano-Micro Letters · 2017 · 43

2 measurement groups · 6 results

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

FTIR spectroscopy

Infrared spectroscopy

Ni/Co-MOF nanoflakes · Nanosheet

FTIR spectra of Ni/Co-MOF nanoflakes, Ni-MOF nanoflakes, and 2-methylimidazole.

Context: target compared with control and linker
Measurement source: 7 · Results and Discussion · Fig. 2d

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
C=N stretching vibration shift magnitude after MOF assembly	624 to 584 cm-1 (shift -40 cm-1)	—	—	Text Exact Reported	7 · Results and Discussion · Fig. 2d

X-ray photoelectron spectroscopy (XPS)

X-ray photoelectron spectroscopy

Ni/Co-MOF nanoflakes · Nanosheet

Ni 2p and Co 2p spectra of Ni/Co-MOF nanoflakes using Al-Kalpha X-ray beam.

Context: pristine target
Measurement source: 5-6 · Results and Discussion · Fig. 2a,b; Fig. S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Co2+ binding energy	781.6 eV	—	—	Text Exact Reported	6 · Results and Discussion · Fig. 2b
Co3+/Co2+ ratio in Ni/Co-MOF	~0.78	—	—	Text Approximate	6 · Results and Discussion · Fig. 2b
Ni3+ assigned lower spin-orbit doublet binding energy	856.6 eV	—	—	Text Exact Reported	6 · Results and Discussion · Fig. 2a
Ni3+ assigned higher spin-orbit doublet binding energy	874.3 eV	—	—	Text Exact Reported	6 · Results and Discussion · Fig. 2a
Ni3+/Ni2+ ratio in Ni/Co-MOF	~1.22	—	—	Text Approximate	6 · Results and Discussion · Fig. 2a