1. Department of Civil and Environmental Engineering, Northwestern University, Evanston, IL, USA
2. Department of Civil and Environmental Engineering, Politecnico di Milano, Milan, Italy
3. College of Civil Engineering, Hunan University, Changsha, China
4. College of Water Conservancy and Hydropower Engineering, Hohai University, Nanjing, China
5. Oak Ridge National Laboratory, Oak Ridge, TN, USA