Fig.2 a: Absorbance of the ligand at different concentrations and the cage vs wavelength.

Fig.2 b: Extracted absorbance linewidth of the ligand and cage at different concentrations.

Fig.2 c: Photoluminescence vs wavelength for the cage and the ligand (dilute, aggregated).

Fig.2 d: Absorbance, Photoluminescence and Photoluminescence Excitation Scans vs wavelength of the cage.

Fig.3 a: Normalised Photoluminescence vs wavelength of both NMF components extracted from iCCD-measurement of the cage.

Fig.3 b: Photoluminescence vs time delay of both NMF components extracted from iCCD-measurement of the cage.

Fig.3 c: Photoluminescence vs time delay measured by TCSPC for the cage (instrument-response function, data at 690 nm and 550 nm and fit).

Fig.4 a: ps-TA spectra vs wavelength of the ligand.

Fig.4 b: Kinetics for ps- and ns-TA of the ligand and cage including fits (relative change in transmission vs time delay).

Fig.4 c: ps-TA spectra vs wavelength of the cage.

Fig.4 d: ns-TA spectra vs wavelength of the cage.

Fig.4 e: Comparison of early-time ps-TA of the cage with its absorbance and early-time PL (experimental data and data from PhotochemCAD).