Table 1.

Summaries of the k_1,obs for Ar-C=O, C=O, Ar-H, and ≡C-H during the reaction of fuel-rich flame soot with O₂ and O₃

Conditions	k1,obs (Ar-C=O)	k1,obs (C=O)	k1,obs (Ar-H)	k1,obs(≡C-H)
20% O2 + light	1.5 × 10−2	5.9 × 10−3	2.4 × 10−2	2.5 × 10−2
100 ppb O3 + light	4.3 × 10−3	2.4 × 10−3	1.1 × 10−2	1.5 × 10−2
100 ppb O3 + dark	3.0 × 10−3	1.3 × 10−3	5.0 × 10−3	8.0 × 10−3