1. State Key Joint Laboratory of Environment Simulation and Pollution Control, School of Environment, State Environmental Protection Key Laboratory of Sources and Control of Air Pollution Complex, Beijing Key Laboratory of Indoor Air Quality Evaluation and Control, Tsinghua University, Beijing 100084, China
2. Support Center for Scientific Instrument Renovation and Custom Fabrication, Osaka University, Osaka 560-0043, Japan
3. Project Research Center for Fundamental Sciences, Graduate School of Science, Osaka University, Osaka 560-0043, Japan
4. Kimoto Electric Co., Ltd., 3-1 Funahashi-cho Tennoji-ku, Osaka 543-0024, Japan