Spectroscopy

Diffuse reflectance UV-visible spectroscopy

CP1 precipitated bulk solid / polycrystalline powder · Powder

Diffuse reflectance spectrum of CP1 compared with aClpym ligand over roughly 300-1200 nm.

Geometry: Not specified in text layer.
Context: pristine CP1 powder
Measurement source: SI p.17 · S8 Diffuse reflectance UV-visible spectroscopy · Fig. S23

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Diffuse reflectance spectrum reported	CP1 diffuse-reflectance spectrum reported versus ligand from about 300 to 1200 nm; no band gap value stated.	—	—	Caption Qualitative	SI p.17 · S8 Diffuse reflectance UV-visible spectroscopy · Fig. S23

CP1 precipitated bulk solid / polycrystalline powder · Powder

PerkinElmer 100 spectrophotometer with universal ATR; 4000 to 650 cm^-1.

Geometry: ATR sampling accessory.
Context: pristine CP1 powder
Measurement source: main p.2 / article p.342 · Materials and methods · Fig. S6

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
Selected strong ATR-IR band	1478 cm^-1 (vs)	—	—	Text Exact Reported	main p.3 / article p.343 · Synthetic procedure · Fig. S6

CP1 precipitated bulk solid / polycrystalline powder · Powder

Emission decay recorded at 300 K and 80 K under excitation at 355 nm using the third harmonic of a pulsed Nd:YAG laser; double-exponential fits.

Temperature: 300; 80
Geometry: Pulsed Nd:YAG laser excitation.
Context: pristine CP1 powder
Measurement source: main p.5 / article p.345 · Photophysical properties · Fig. S10; Table S6

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
A1/(A1+A2) at 300 K	0.92	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6
A1/(A1+A2) at 80 K	0.84	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6
Average lifetime at 300 K	0.03 us	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6
Average lifetime at 80 K	0.11 us	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6
Room-temperature emission wavelength in lifetime table	470 nm at 300 K	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6
tau1 at 300 K	0.02 us	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6
tau1 at 80 K	0.03 us	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6
tau2 at 300 K	0.08 us	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6
tau2 at 80 K	0.18 us	—	—	SI Table Exact Reported	SI p.10 · S4 Emission studies · Table S6