Table 5c. Rotational Relaxation Parameters of C-480 in the Micelles of Gemini-C and Urea Mixed Systems^a.

urea (M)	r0	a1r	τ1r (ns)	a2r	τ2r (ns)	⟨τr⟩ (ns)
0.0	0.30 ± 0.04	0.85 ± 0.01	0.76 ± 0.08	0.15 ± 0.02	12.82 ± 0.97	2.57
0.5	0.28 ± 0.03	0.86 ± 0.02	0.75 ± 0.08	0.14 ± 0.01	12.38 ± 0.89	2.38
1.0	0.28 ± 0.03	0.90 ± 0.02	0.79 ± 0.08	0.10 ± 0.01	12.68 ± 0.98	1.98
2.0	0.27 ± 0.03	0.91 ± 0.01	0.78 ± 0.08	0.09 ± 0.01	13.25 ± 0.99	1.90
3.0	0.27 ± 0.03	0.87 ± 0.02	0.73 ± 0.07	0.13 ± 0.01	7.19 ± 0.59	1.57
4.0	0.26 ± 0.03	0.89 ± 0.02	0.72 ± 0.07	0.11 ± 0.01	7.84 ± 0.63	1.50
5.0	0.26 ± 0.03	0.57 ± 0.02	0.39 ± 0.05	0.43 ± 0.02	1.89 ± 0.12	1.04

^aλ_ex = 375 nm, λ_em = 470 nm.