Table 3. Fluorescence Decay Profile of TO–HSA Systems with Different Concentrations of TO1–2.

sample	τ1 (ns)	τ2 (ns)	α1	α2	τav (ns)
free HSA	1.85	6.62	49.55	50.44	4.25
[TO1]/[HSA] = 1:1	1.84	6.70	49.09	49.90	4.24
[TO1]/[HSA] = 2:1	1.97	6.63	52.01	47.98	4.20
[TO1]/[HSA] = 3:1	1.87	6.6	50.43	49.56	4.21
free HSA	2.47	6.95	43.13	56.86	5.01
[TO2]/[HSA] = 1:1	2.36	6.88	42.31	57.68	4.96
[TO2]/[HSA] = 2:1	2.36	6.9	43.12	56.87	4.94
[TO2]/[HSA] = 3:1	2.34	6.83	43.05	56.94	4.89