S. of Automotive, T. Engineering, J. University, and P. China *Corresponding author: Fax: +86 511 88797620 2009; Tel: +86 511 88797620 2622; E-mail: lixiaohua@ujs.edu.cn, “Influence of Argon Addition on NO Conversion Efficiency and Optical Emission Spectroscopy in NO/N2/O2 Mixture by Non-thermal Plasma”, ajc, vol. 25, no. 18, pp. 10546–10550, Dec. 2013.