Preparation of nitrogen-doped carbon quantum dots and it’s application as fluorescent probe for Cr(VI) detection

application as fluorescent probe for Cr(VI) detection Xiaomin Luoa* Pengxia Baib Xuechuan Wanga,b* Guohui Zhaoc Jianyan Fenga Huijun Rend a(College of Bioresources Chemical and Materials Engineering, National Demonstration Center for Experimental Light Chemistry Engineering Education, Shaanxi University of Science & Technology, Xi’an 710021, China; bCollege of Chemistry and Chemical Engineering, Shaanxi University of Science & Technology, Xi’an 710021, China; cJiaxing City Fur and Footwear Industry Research Institute, Zhejiang Tongxiang, 314500, China; dSchool of Arts and Sciences, Shaanxi University of Science & Technology, Xi’an 710021, China) *Corresponding authors: luoxiaominsust@163.com (Xm. Luo); Tel: +86 158 0928 2916; wangxc@sust.edu.cn (Xc. Wang); Tel: +86 029 8616 8008.