Diffraction Structure — Porous Molecular Conductor: Electrochemical Fabrication of Through-Space Conduction Pathways among Linear Coordination Polymers

Measurement evidence

Diffraction Structure

Porous Molecular Conductor: Electrochemical Fabrication of Through-Space Conduction Pathways among Linear Coordination Polymers · Qu L., Iguchi H., Takaishi S. et al. · Journal of the American Chemical Society · 2019 · 6802-6806

4 measurement groups · 16 results

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

Powder X-ray diffraction

PMC-1 bulk powder/crystals · Powder

Bruker D2 PHASER, Cu Kalpha radiation lambda = 1.5406 A at room temperature.

Temperature
room temperature
Geometry
powder
Context
PMC-1 and PMC-1h comparison
Measurement source
S14 · PXRD patterns of PMC-1 and PMC-1h · Figure S10
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource

Single-crystal X-ray diffraction (SXRD)

PMC-1 single crystal · Single Crystal

Rigaku Saturn 724+ CCD; graphite-monochromated Mo Kalpha radiation; structure solved by SHELXT and refined with SHELXL; SQUEEZE applied.

Temperature
100
Geometry
single crystal
Context
pristine guest-loaded PMC-1
Measurement source
S4-S6 · Single-crystal X-ray structure determination · Table S1
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Crystal systemHexagonalSI Table
Exact Reported
S6 · Crystallographic data of PMC-1 · Table S1
Calculated density0.918 Mg/m3SI Table
Exact Reported
S6 · Crystallographic data of PMC-1 · Table S1
Interplanar distance between NDI-py ligandsMarked as a best value within this paper3.18 AText
Rounded Reported
6803 · Results/discussion · Figure 1c
R1 for I > 2 sigma(I)R1 = 0.0839SI Table
Exact Reported
S6 · Crystallographic data of PMC-1 · Table S1
Space groupP6222SI Table
Exact Reported
S6 · Crystallographic data of PMC-1 · Table S1
PMC-1 unit-cell aa = 19.946(11) A(11)SI Table
Exact Reported
S6 · Crystallographic data of PMC-1 · Table S1
PMC-1 unit-cell cc = 9.529(9) A(9)SI Table
Exact Reported
S6 · Crystallographic data of PMC-1 · Table S1
PMC-1 unit-cell volumeV = 3283.3(5) A3(5)SI Table
Exact Reported
S6 · Crystallographic data of PMC-1 · Table S1

High-resolution multi-temperature synchrotron PXRD

PMC-1s pressed pellet · Pellet

SPring-8 BL02B2; lambda = 1.08 A; temperatures 100, 300, and 400 K controlled with nitrogen gas flow.

Temperature
100, 300, 400
Atmosphere
nitrogen gas flow
Geometry
powder
Context
PMC-1s structural proxy for PMC-1h
Measurement source
S15-S18 · Estimation of the structure of PMC-1h via PMC-1s · Figure S16
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Length of diagonal line of a and c vectors19.986 ACalculated From Reported
Exact Reported
S15 · Estimation of structure · Figure S16
DMA removed from PMC-1sNo signal of DMA observed by 1H NMRCaption
Qualitative
S16 · Estimation of structure · Figure S13
PMC-1s estimated monoclinic aa = 7.684 AText
Exact Reported
S15 · Estimation of structure · Figure S16
PMC-1s estimated monoclinic bb = 7.733 AText
Exact Reported
S15 · Estimation of structure · Figure S16
PMC-1s estimated monoclinic betabeta = 92.66 degText
Exact Reported
S15 · Estimation of structure · Figure S16
PMC-1s estimated monoclinic cc = 18.097 AText
Exact Reported
S15 · Estimation of structure · Figure S16
PMC-1s estimated unit-cell volumeV = 1074.2 A3Text
Exact Reported
S15 · Estimation of structure · Figure S16

Cd K-edge XAFS/EXAFS

PMC-1 bulk powder/crystals · Powder

PF-AR NW10A; Si(311) monochromator; Cd foil calibration; samples on cellulose tape; fluorescence with Lytle detector; EXAFS analysed with ATHENA.

Temperature
room temperature
Geometry
powder on cellulose tape
Context
PMC-1, PMC-1h and PMC-1s compared
Measurement source
S5, S17 · XAFS measurement; Estimation of structure · Figures S14-S15
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
EXAFS similarity across PMC-1, PMC-1h and PMC-1salmost identical EXAFS; similar six-coordinated octahedral Cd2+ environmentQualitative
Qualitative
S15 · Estimation of structure · Figure S15