Spectroscopy — Porous lanthanide metal–organic frameworks with metallic conductivity

Measurement evidence

Spectroscopy

Porous lanthanide metal–organic frameworks with metallic conductivity · Skorupskii G., Le K.N., Cordova D.L.M. et al. · Proceedings of the National Academy of Sciences of the United States of America · 2022 · e2205127119

2 measurement groups · 4 results

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

Visible to near-infrared bright-field transmission hyperspectral microscopy

La1.5HOTP single-crystal conductivity devices · Single Crystal

In-plane and out-of-plane oriented La1.5HOTP and Nd1.5HOTP crystals on 500 um Z-cut quartz substrates

Temperature
room temperature
Atmosphere
air/not specified
Geometry
cleaved microscopic single crystals
Context
pristine framework single crystals
Measurement source
p003,p006 · Optical Spectroscopy · Fig. 2C
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Absorption maximum orthogonal to c directionaround 2.1 to 2.3 eVText
Range
p002-p003 · Results and Discussion/Fig. 2C
Absorption maximum along c directionbelow 2 eVText
Approximate
p002-p003 · Results and Discussion/Fig. 2C

Temperature-dependent Raman spectroscopy; Renishaw Invia; 532 nm laser; Linkam THMS600 Ar-purged stage

Nd1.5HOTP single crystal for diffraction/refinement · Single Crystal

In-plane and out-of-plane oriented single crystals; 0.22 mW, 10 s exposure; spectra fit with cubic spline background and Lorentzian peaks

Temperature
296-393
Atmosphere
argon purge
Geometry
single crystal on Si/SiO2 substrate
Context
pristine framework single crystals
Measurement source
p005-p006 · Raman Spectroscopy · Fig. 4D-E
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Raman bands showing anomalies1,100- to 1,600-cm-1 rangeCaption
Range
p005 · Fig. 4 caption
Raman anomaly transition rangeabout 350 to 360 KCaption
Range
p005 · Fig. 4 caption