Spectroscopy — Highly Conductive Two-Dimensional Metal-Organic Frameworks for Resilient Lithium Storage with Superb Rate Capability

Measurement evidence

Spectroscopy

Highly Conductive Two-Dimensional Metal-Organic Frameworks for Resilient Lithium Storage with Superb Rate Capability · Wu Z., Adekoya D., Huang X. et al. · ACS Nano · 2020 · 12016-12026

2 measurement groups · 6 results

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

ex situ XPS of S 2p and Cu 2p

X-ray photoelectron spectroscopy

Cu-BHT/CNT/PVDF cathode, 70:20:10 · Electrode

pristine, discharged/reduced and charged/oxidised states over 1.5-3.0 V vs Li+/Li

Geometry: Li half-cell electrode
Context: Cu-BHT/PVDF electrode prepared for ex situ XPS; redox mechanism assigned to Cu-BHT framework
Measurement source: p006 / 12021 · Energy Storage Mechanism · Figure 3e,f

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Cu valence stability during cycling	no obvious shift of Cu 2p on reduction or oxidation; Cu(II) retains pristine valence	—	—	Text Qualitative	p006 / 12021 · Energy Storage Mechanism · Figure 3f
S 2p doublet binding-energy difference	1.2 eV	—	—	Text Exact Reported	p006 / 12021 · Energy Storage Mechanism · Figure 3e
S 2p doublet strength ratio	2:1	—	—	Text Exact Reported	p006 / 12021 · Energy Storage Mechanism · Figure 3e
S-C S 2p fitted peak positions	163.4 and 164.6 eV	—	—	Text Exact Reported	p006 / 12021 · Energy Storage Mechanism · Figure 3e
S-Cu S 2p fitted peak positions	161.8 and 163.0 eV	—	—	Text Exact Reported	p006 / 12021 · Energy Storage Mechanism · Figure 3e

XPS survey

X-ray photoelectron spectroscopy

as-prepared Cu-BHT powder · Powder

as-prepared Cu-BHT sample

Context: pristine framework powder
Measurement source: p004 / 12019 · Materials Characterization and Stability Evaluation · Figure S2

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
XPS elemental purity	C, S and Cu peaks present; no impure element peaks detected	—	—	Text Qualitative	p004 / 12019 · Materials Characterization and Stability Evaluation · Figure S2