aEstimated by Xu and Little [16];bThe values are the averaged results from fitting the duplicate data;cMeasured by Liu et al. [18];dCm0 is 2.6×1011 µg/m3[16].
aEstimated by Xu and Little [16]; bThe values are the averaged results from fitting the duplicate data; cMeasured by Liu et al. [18]; dCm0 is 2.6×1011 µg/m3[16].