Spectroscopy — Stabilization of NASICON-Type Electrolyte against Li Anode via an Ionic Conductive MOF-Incorporated Adhesive Interlayer

Measurement evidence

Spectroscopy

Stabilization of NASICON-Type Electrolyte against Li Anode via an Ionic Conductive MOF-Incorporated Adhesive Interlayer · Zhao R., Gao L., Song M. et al. · ACS Energy Letters · 2021 · 3141-3150

2 measurement groups · 10 results

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

X-ray photoelectron spectroscopy (XPS), Al K-alpha

sintered LAGP pellet · Pellet

Li 1s and Ge 3d spectra before and after Li/LAGP/Li cycling

Geometry
LAGP surface/interface
Context
unprotected LAGP control
Measurement source
3145-3146 · Results · Figure 4a,b
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Ge3+ peak after LAGP cycling31.4 eV attributed to Ge3+Text
Exact Reported
3146 · Results · Figure 4b
Pristine LAGP Ge 3d binding energy32.6 eV; Ge4+Text
Exact Reported
3146 · Results · Figure 4a
Metallic Ge peak after LAGP cycling29.4 eV attributed to metallic GeText
Exact Reported
3146 · Results · Figure 4b
Pristine LAGP Li 1s binding energy55.8 eVText
Exact Reported
3146 · Results · Figure 4a
Li2O2 peak after LAGP cyclingadditional Li 1s peak at 54.8 eV revealing Li2O2Text
Exact Reported
3146 · Results · Figure 4b

X-ray photoelectron spectroscopy (XPS), Al K-alpha

ZCPL-LAGP electrolyte · Pellet

Li 1s and Ge 3d spectra of LAGP part after cycling; Co 2p and N 1s spectra of ZCPL part before/after cycling

Geometry
ZCPL-LAGP/Li interface
Context
MOF-polymer coated LAGP
Measurement source
3146 · Results · Figures 4c, S16-S19
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
ZCPL Co 2p1/2 before cycling796.7 eV assigned to Co 2p1/2Text
Exact Reported
3146 · Results · Figure S16
ZCPL Co 2p3/2 before cycling781.6 eV assigned to Co 2p3/2Text
Exact Reported
3146 · Results · Figure S16
ZCPL-LAGP LAGP-part XPS stabilityLi 1s and Ge 3d spectra almost the same before and after cyclingText
Qualitative
3146 · Results · Figure 4c
ZCPL N 1s before cyclingsinglet peak at 399.0 eV corresponding to N atom of 2-methylimidazolateText
Exact Reported
3146 · Results · Figure S17
ZCPL Co 2p and N 1s after cyclingspectra remained consistent with before cyclingText
Qualitative
3146 · Results · Figures S18-S19