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

Measurement evidence

Spectroscopy

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

2 measurement groups · 6 results

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

zero-field Fe-57 Mossbauer spectroscopy

compound 2 black crystals · Single Crystal

Spectra for compound 2 at 80 and 120 K; cobalt-57 rhodium source; calibrated with alpha-iron foil at 295 K

Temperature
80 and 120
Atmosphere
samples prepared in dinitrogen glovebox, covered with deoxygenated Paratone-N oil, frozen in liquid nitrogen before air handling
Context
reduced guest-loaded MOF
Measurement source
3 · Other Physical Measurements · Figure 4; Figure S5
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Mossbauer isomer shift for compound 2 at 120 Kdelta = 0.541(1) mm/s(1)Text
Exact Reported
5 · Mossbauer Spectroscopy · Figure 4
Mossbauer quadrupole splitting for compound 2 at 120 KDeltaEQ = 1.018(3) mm/s(3)Text
Exact Reported
5 · Mossbauer Spectroscopy · Figure 4

Raman spectroscopy

compound 2 black crystals · Single Crystal

Solid samples of 1, 1a and 2 on SiO2-coated Si wafer; 473 nm diode laser, 263 uW; 50x objective; 1800 grooves/mm grating

Temperature
ambient
Atmosphere
sealed in Linkam THMS350 V microscope stage
Context
comparison of ligand oxidation states in 1 and 2
Measurement source
3 · Raman Measurements · Figure 3
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Raman C-C stretching mode for compound 11364 cm^-1Text
Exact Reported
5 · Raman Spectroscopy · Figure 3
Raman C-C stretching mode for compound 21390 cm^-1Text
Exact Reported
5 · Raman Spectroscopy · Figure 3
Raman C-O stretching mode for compound 11491 cm^-1Text
Exact Reported
5 · Raman Spectroscopy · Figure 3
Raman C-O stretching mode for compound 21487 cm^-1Text
Exact Reported
5 · Raman Spectroscopy · Figure 3