1. State Key Laboratory on Integrated Optoelectronics, Key Laboratory of Advanced Gas Sensors of Jilin Province, College of Electronic Science & Engineering Jilin University Changchun 130012 P. R. China
2. Department of Food Quality and Safety College of Food Science and Engineering Jilin University Changchun 130062 P. R. China
3. International Center of Future Science Jilin University Changchun 130012 P. R. China