Electrical Transport — Lanthanide-Hypophosphite Frameworks with Guanidinium Guest Showing High Proton Conductivity

Measurement evidence

Electrical Transport

Lanthanide-Hypophosphite Frameworks with Guanidinium Guest Showing High Proton Conductivity · Li Q.-W., Li Z.-Y., Li K. et al. · Chinese Journal of Chemistry · 2021 · 3381-3385

2 measurement groups · 5 results

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

AC impedance spectroscopy with Solartron 1260 impedance analyser

complex 1 crystalline powder disc with silver glue electrodes · Pellet

room-temperature RH-dependent proton conductivity; frequency range 1 Hz to 1 MHz

Temperature
room temperature
Atmosphere
50-97% RH
Geometry
disc pellet with conductive silver glue on both sides
Context
pristine guest-containing framework pellet
Measurement source
3383-3384 · Proton conductivity properties; Experimental · Figure S5b
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
proton conductivity of complex 1 at 50% RH, room temperature1.61 x 10^-5 S cm^-1 at 50% RH0.0000161 S cm-1Text
Exact Reported
3383 · Proton conductivity properties · Figure S5b
proton conductivity of complex 1 at 97% RH, room temperature8.68 x 10^-3 S cm^-1 at 97% RH0.00868 S cm-1Text
Exact Reported
3383 · Proton conductivity properties · Figure S5b

AC impedance spectroscopy with Arrhenius analysis

complex 1 crystalline powder disc with silver glue electrodes · Pellet

temperature-dependent proton conductivity at 97% RH from 328 K to 368 K

Temperature
328-368
Atmosphere
97% RH
Geometry
disc pellet with conductive silver glue on both sides
Context
pristine guest-containing framework pellet
Measurement source
3383 · Proton conductivity properties · Figure 4
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
proton conductivity of complex 1 at 328 K and 97% RH1.13 x 10^-2 S cm^-1 at 328 K0.0113 S cm-1Text
Exact Reported
3383 · Proton conductivity properties · Figure 4
best reported proton conductivity of complex 1 at 368 K and 97% RHMarked as a best value within this paper1.75 x 10^-2 S cm^-1 at 368 K0.0175 S cm-1Text
Exact Reported
3383 · Proton conductivity properties · Figure 4
activation energy from Arrhenius fit0.15 eV0.15 eVText
Exact Reported
3383 · Proton conductivity properties · Figure 4 inset