TABLE 1.

First-order rate constant and amplitude parameters for the fit of the biexponential function to the Co^II-substrate radical pair decay kinetics at different temperatures

T (K)	kobs,f (s−1)	*	kobs,s (s−1)	†	R2‡
190	6.7 × 10−5	0.60	5.3 × 10−6	0.40	0.9994
193	1.2 × 10−4	0.54	1.3 × 10−5	0.46	0.9996
197	3.8(±0.1) × 10−4	0.56 ± 0.03	2.4(±0.2) × 10−5	0.44 ± 0.03	0.9996
200	5.3(±0.6) × 10−4	0.55 ± 0.05	4.1(±0.9) × 10−5	0.45 ± 0.05	0.9996
203	8.4(±0.6) × 10−4	0.58 ± 0.02	8.0(±0.5) × 10−5	0.42 ± 0.02	0.9997
207	1.5(±0.1) × 10−3	0.61 ± 0.01	2.4(±0.3) × 10−4	0.39 ± 0.01	0.9995
210	4.3(±0.8) × 10−3	0.56 ± 0.17	1.5(±0.6) × 10−3	0.44 ± 0.17	0.9993
214	5.5(±1.6) × 10−3	1.00 ± 0.00	—	—	0.9979
217	1.0(±0.3) × 10−2	1.00 ± 0.00	—	—	0.9943

^*Relative fitted amplitude for the fast phase, normalized to the sum, A_obs,f + A_obs,s.

^†Relative fitted amplitude for the slow phase, normalized to the sum, A_obs,f + A_obs,s.

^‡R, Pearson's correlation coefficient.