Spectroscopy — Crystal Structure and Electrochemical and Charge Transfer Properties in Redox-Active Coordination Polymers Based on a Truncated Tetrathiafulvalene Linker

Measurement evidence

Spectroscopy

Crystal Structure and Electrochemical and Charge Transfer Properties in Redox-Active Coordination Polymers Based on a Truncated Tetrathiafulvalene Linker · Yang Z.-M., Li Y.-Y., Zhou X.-C. et al. · Crystal Growth and Design · 2022 · 4941-4947

4 measurement groups · 15 results

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

magnetic susceptibility

as-synthesised Cd-m-TTFTB red rod-like crystals · Powder

chiMT versus T plots measured in a DC field of 1 kOe; values reported at 300 K.

Temperature
300
Context
Cd-m-TTFTB and m-H4TTFTB radical-electron contribution comparison
Measurement source
p005 / journal page 4945 · Charge Transfer Studies
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Cd-m-TTFTB chiMT at 300 K0.155 cm3 K mol-1 at 300 KText
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies
m-H4TTFTB chiMT at 300 K0.098 cm3 K mol-1 at 300 KText
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies

solid-state UV-vis-NIR diffuse-reflectance spectroscopy and Tauc analysis

as-synthesised Cd-m-TTFTB red rod-like crystals · Powder

Room-temperature solid-state spectra with BaSO4 baseline; Kubelka-Munk transform.

Temperature
room temperature
Context
pristine Cd-m-TTFTB
Measurement source
p005 / journal page 4945 · Semiconducting Properties · Figure 5; Figure S13
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Cd-m-TTFTB optical band gapapproximately 1.87 eVText
Approximate
p005 / journal page 4945 · Semiconducting Properties · Figure S13

solid-state electron paramagnetic resonance

as-synthesised Zn-m-TTFTB red rod-like crystals · Powder

Solid-state EPR spectra of m-H4TTFTB ligand, Zn-m-TTFTB, and Cd-m-TTFTB.

Context
pristine CPs compared with molecular linker control
Measurement source
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
Cd-m-TTFTB EPR g_xgx = 2.0129Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
Cd-m-TTFTB EPR g_ygy = 2.0070Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
Cd-m-TTFTB EPR g_zgz = 2.0046Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
m-H4TTFTB EPR g_xgx = 2.0114Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
m-H4TTFTB EPR g_ygy = 2.0064Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
m-H4TTFTB EPR g_zgz = 2.0039Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
Zn-m-TTFTB EPR g_xgx = 2.0146Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
Zn-m-TTFTB EPR g_ygy = 2.0060Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6
Zn-m-TTFTB EPR g_zgz = 2.0028Text
Exact Reported
p005 / journal page 4945 · Charge Transfer Studies · Figure 6

solid-state UV-vis-NIR diffuse-reflectance spectroscopy and Tauc analysis

as-synthesised Zn-m-TTFTB red rod-like crystals · Powder

Room-temperature solid-state spectra with BaSO4 baseline; Kubelka-Munk transform.

Temperature
room temperature
Context
pristine Zn-m-TTFTB
Measurement source
S2 and S15 · Materials and Methods · Figure 5; Figure S13
PropertyReported valueNormalised valueUncertaintyOrigin and qualitySource
MOF charge-transfer shouldersmall shoulder peak in the range 700-800 nm attributed to partial charge transfer of MOF samplesText
Range
p005 / journal page 4945 · Semiconducting Properties · Figure 5
Zn-m-TTFTB main absorption band300-600 nm, assigned to n -> pi* or pi -> pi* transition of m-H4TTFTB ligandText
Range
p005 / journal page 4945 · Semiconducting Properties · Figure 5
Zn-m-TTFTB optical band gapapproximately 1.76 eVText
Approximate
p005 / journal page 4945 · Semiconducting Properties · Figure S13