Department;
of;
Chemistry,;
Beijing;
Normal;
University,;
Beijing;
100875,;
China;
Department;
of;
Chemistry,;
Qujing;
Normal;
College,;
Qujing;
655000,;
China;
Department;
of;
Chemistry,;
Beijing;
Normal;
University,;
Beijing;
100875,;
China;
Department;
of;
Chemistry,;
Beijing;
Normal;
University,;
Beijing;
100875,;
China;
azoisobutyronitrile,; radicals,; thermal; decomposition,; density; function; theory; (DFT).;