1. Department of Environmental Science and Engineering, State Key Laboratory of Multiphase Flow in Power Engineering Xi'an Jiaotong University Xi'an 710049 China
2. Xi'an Key Laboratory of Solid Waste Recycling and Resource Recovery, Department of Environmental Engineering Xi'an Jiaotong University Xi'an 710049 China
3. Advanced Technology Institute University of Surrey Guildford Surrey GU2 7XH UK
4. College of Arts College of Landscape Architecture Fujian Agriculture and Forestry University Fuzhou 350108 China
5. Department of Chemical & Process Engineering, Faculty of Engineering and Physical Sciences University of Surrey Guildford GU2 7XH UK