Table 2. Fitting Parameters of the FFCF and Chemical Exchange Processes Observed by TBASCN in the Different Environments.

	FFCF					chemical exchange
sample	A1	τ1 (ps)	A2	τ2 (ps)	⟨τavg⟩ (ps)	τcp (ps)
DES2	0.30 ± 0.01	1.1 ± 0.1	0.70 ± 0.01	20 ± 1	14.3 ± 0.6	4.6 ± 0.3
DES4	0.45 ± 0.03	1.7 ± 0.2	0.53 ± 0.02	20 ± 1	11.6 ± 0.5	4.5 ± 0.3
NMA	0.50 ± 0.06	2.5 ± 0.5	0.47 ± 0.07	18 ± 3	10.0 ± 1.8	5.3 ± 0.7