Other — 2D Conductive Iron-Quinoid Magnets Ordering up to Tc = 105 K via Heterogenous Redox Chemistry

Measurement evidence

Other

2D Conductive Iron-Quinoid Magnets Ordering up to Tc = 105 K via Heterogenous Redox Chemistry · DeGayner J.A., Jeon I.-R., Sun L. et al. · Journal of the American Chemical Society · 2017 · 4175-4184

4 measurement groups · 7 results

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

ac magnetic susceptibility

compound 1a desolvated activated framework · Powder

Variable-temperature ac susceptibility for 1a; SI Figure S9

Atmosphere
polycrystalline sample sealed under dinitrogen
Context
activated pristine Fe-quinoid framework
Measurement source
S10 · Supporting Information · Figure S9
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
magnetic ordering temperature of activated compound 1aapproximately 26 K from SI Figure S9 peak; main text states similar to previously reported desolvated compoundapproximate visual estimateFigure Axis
Approximate
S10 · Supporting Information · Figure S9

ac magnetic susceptibility

compound 2 black crystals · Single Crystal

Zero applied dc field; ac field 4 Oe; selected frequencies from 1 to 1488 Hz

Atmosphere
polycrystalline sample sealed under dinitrogen
Context
reduced guest-loaded MOF
Measurement source
7 · Magnetic Properties · Figure 7
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
critical magnetic ordering temperature of compound 2Marked as a best value within this paperTc = 105 KText
Exact Reported
7 · Magnetic Properties · Figure 7

dc magnetic susceptibility and field-cooled magnetization

compound 2 black crystals · Single Crystal

SQUID magnetometry from 1.8 to 300 K; 10 Oe field-cooled magnetization for Figure 5

Temperature
1.8-300
Atmosphere
polycrystalline samples sealed in polyethylene bag under dinitrogen
Context
reduced guest-loaded MOF
Measurement source
3 · Magnetic Measurements · Figure 5; Figures S10-S11
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
chiM T for compound 2 at 300 K and 10 OechiM T = 26.5 cm3 K mol^-1Text
Exact Reported
6 · Magnetic Properties · Figure S7

variable-field magnetization hysteresis

compound 2 black crystals · Single Crystal

Hysteresis loops at selected temperatures; field sweep rates reported for 1.8, 10, 60, 90, and 100 K

Temperature
1.8, 10, 60, 90, 100
Atmosphere
polycrystalline sample sealed under dinitrogen
Context
reduced guest-loaded MOF
Measurement source
6 · Magnetic Properties · Figure 6
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
intrinsic coercive field of compound 2 at 100 KHci = 9 OeText
Exact Reported
6 · Magnetic Properties · Figure 6
intrinsic coercive field of compound 2 at 1.8 KMarked as a best value within this paperHci = 4520 OeText
Exact Reported
6 · Magnetic Properties · Figure 6
highest temperature with open hysteresis loop for compound 2Marked as a best value within this paperopen hysteresis loop up to 100 KText
Exact Reported
6 · Magnetic Properties · Figure 6
maximum magnetization of compound 2 at 1.8 K and 50 kOeM = 6.0 muB at 50 kOeText
Exact Reported
6 · Magnetic Properties · Figure 6