Spectroscopy — In-situ growth of electrically conductive MOFs in wood cellulose scaffold for flexible, robust and hydrophobic membranes with improved electrochemical performance

Measurement evidence

Spectroscopy

In-situ growth of electrically conductive MOFs in wood cellulose scaffold for flexible, robust and hydrophobic membranes with improved electrochemical performance · Wang Z., Sun B., Liao J. et al. · International Journal of Biological Macromolecules · 2024 · 127989

2 measurement groups · 9 results

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

FTIR spectroscopy (NEXUS 670, 4 cm-1 resolution)

Infrared spectroscopy

50%-NiCAT@TOW membrane · Thin Film

FTIR spectra compared NiCAT, 50%-NiCAT@TOW and TOW.

Context: composite membrane with pristine NiCAT reference
Measurement source: p003 / journal page 3 · 2.4 Materials characterization · Fig. 3b

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
C-O stretching FTIR peak	1213 cm-1	—	—	Text Rounded Reported	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3b
aromatic C=C stretching FTIR peak	1447 cm-1	—	—	Text Rounded Reported	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3b
aromatic O-H stretching FTIR peak	3413 cm-1	—	—	Text Rounded Reported	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3b
Ni-O stretching FTIR peak	721 cm-1	—	—	Text Rounded Reported	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3b

X-ray photoelectron spectroscopy (Thermo Fisher, Al K alpha)

X-ray photoelectron spectroscopy

50%-NiCAT@TOW membrane · Thin Film

Survey and high-resolution Ni 2p XPS used to evaluate NiCAT/TOW bonding.

Geometry: 400 um XPS spot
Context: composite membrane compared with TOW, 50%-Ni2+-TOW and NiCAT powder
Measurement source: p003 / journal page 3 · 2.4 Materials characterization · Fig. 3c-d

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
survey XPS C 1s peak	284.3 eV	—	—	Text Rounded Reported	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3c
interface Ni 2p3/2 component	856.2 eV	—	—	Text Rounded Reported	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3d
Ni(II) binding-energy shift versus 50%-Ni2+-TOW	approximately 0.8 eV to lower binding energy	—	approximately	Text Approximate	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3d
NiCAT-layer Ni 2p3/2 component	855.8 eV	—	—	Text Rounded Reported	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3d
survey XPS O 1s peak	532.1 eV	—	—	Text Rounded Reported	p005 / journal page 5 · 3.1 Preparation of EC-MOF@TOW membrane · Fig. 3c