cMOF Evidence Base
Electrical Transport — Novel semiconducting metal-organic framework: Synthesis, structural characterisation and electrical conductivity studies of manganese based two dimensional coordination polymer

Measurement evidence

Electrical Transport

Novel semiconducting metal-organic framework: Synthesis, structural characterisation and electrical conductivity studies of manganese based two dimensional coordination polymer · Karthikeyan M., Bhagyaraju B., Mariappan C.R. et al. · Inorganic Chemistry Communications · 2012 · 269-272

2 measurement groups · 9 results

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

DC conductivity calculated from impedance resistance and pellet geometry; Arrhenius analysis

Electrical conductivity

[Mn(mu-pz)(mu-Cl)2]n pellet · Pellet

sigma_dc calculated from inverse resistance multiplied by pellet thickness/area; temperature dependence fitted to Arrhenius behaviour.

Temperature
temperature-dependent; explicit conductivity reported at 343.15 K
Geometry
pellet
Context
pristine framework
Measurement source
270 · Electrical conductivity discussion · Fig. 3b
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Activation energy of DC conductivityMarked as a best value within this paperEa = 0.70 (+/-0.03) eV—+/-0.03 eVText
Exact Reported		270 · Electrical conductivity discussion · Fig. 3b
Arrhenius plot upper sigma_dc*T axis limit10^-4 (S/cm)K——Figure Axis
Exact Reported		271 · Figure 3b · Fig. 3b
DC conductivity at 70 CMarked as a best value within this paper9.4 x 10^-11 S cm-1 at 70 C9.4e-9 S m-1—Text
Exact Reported		270 · Electrical conductivity discussion · Fig. 3b
Temperature for reported DC conductivity70 C343.15 K—Text
Exact Reported		270 · Electrical conductivity discussion · Fig. 3b
Transport classificationsemiconducting behaviour——Text
Qualitative		270 · Electrical conductivity discussion · Fig. 3

Temperature-dependent impedance spectroscopy; Nyquist analysis

Impedance spectroscopy

[Mn(mu-pz)(mu-Cl)2]n pellet · Pellet

Frequency-dependent measurements at various temperatures; representative Nyquist plot at 70 C.

Temperature
343.15 for representative Nyquist plot; variable for Arrhenius analysis
Geometry
pellet; thickness and area used but not reported
Context
pristine framework
Measurement source
270-271 · Electrical conductivity discussion · Fig. 3a
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Frequency label printed on Nyquist plot89.12 Hz——Figure Axis
Exact Reported		271 · Figure 3a · Fig. 3a
Approximate low-frequency real-axis interceptapproximately 4.2 x 10^9 ohm from Fig. 3a—visual estimate from plotted axisFigure Axis
Approximate		271 · Figure 3a · Fig. 3a
Frequency label printed on Nyquist plot1.03 Hz——Figure Axis
Exact Reported		271 · Figure 3a · Fig. 3a
Frequency label near Nyquist peak7.82 Hz——Figure Axis
Exact Reported		271 · Figure 3a · Fig. 3a