School of Mechanical and Power Engineering, Shanghai Jiao Tong University, Shanghai 200240, P.R.China;
School of Mechanical and Power Engineering, Shanghai Jiao Tong University, Shanghai 200240, P.R.China;
School of Mechanical and Power Engineering, Shanghai Jiao Tong University, Shanghai 200240, P.R.China;
stopped-flow technique; UV absorbance; tar; pyrolysis;