Spectroscopy — Proton Conductive Metal-Organic Framework Encapsulating Emissive Hexacyanidochromate(III) Ions for Ratiometric and Lifetime-Based Detection of Humidity and Temperature

Measurement evidence

Spectroscopy

Proton Conductive Metal-Organic Framework Encapsulating Emissive Hexacyanidochromate(III) Ions for Ratiometric and Lifetime-Based Detection of Humidity and Temperature · Niemiec M., Zakrzewski J.J., Reczynski M. et al. · Advanced Optical Materials · 2025 · 2403564

2 measurement groups · 10 results

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

FT-IR microscopy

Infrared spectroscopy

air-stable 1a bulk polycrystalline powder · Powder

IR spectra of air-dried 1a-4a on CaF2 plate, 4000-675 cm-1.

Atmosphere: ambient
Context: air-dried MOF family
Measurement source: S22 · Figure S8 · Figure S8

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source

Solid-state photoluminescence

Photoluminescence and fluorescence spectroscopy

air-stable 1a bulk polycrystalline powder · Powder

Room-temperature excitation/emission spectra, quantum yields and lifetimes for 1a-4a.

Temperature: 298
Atmosphere: ambient laboratory conditions ca. 40% RH
Geometry: powder samples
Context: air-dried MOF family
Measurement source: S32 · Table S11 · Table S11

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
1a room-temperature absolute quantum yield	3.7%	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
2a room-temperature absolute quantum yield	1.2%	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
3a room-temperature absolute quantum yield	1.1%	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
4a room-temperature absolute quantum yield	1.0%	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
1a CrIII-centred emission lifetime at room temperature	1.74 ms	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
3a CrIII-centred emission lifetime at room temperature	0.18 ms	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
1a ligand-centred emission lifetime at room temperature	5.29 ns	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
2a ligand-centred emission lifetime at room temperature	2.9 ns	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
3a ligand-centred emission lifetime at room temperature	1.93 ns	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11
4a ligand-centred emission lifetime at room temperature	1.98 ns	—	—	SI Table Exact Reported	S32 · Table S11 · Table S11