1. Assistant Professor, Dept. of Structural Engineering, Tongji Univ., Shanghai 200092, China; Research Associate, Dept. of Architecture and Civil Engineering, City Univ. of Hong Kong, Hong Kong, China.
2. Professor, School of Engineering, RMIT Univ., Melbourne, VIC 3000, Australia; formerly, Associate Professor, Dept. of Architecture and Civil Engineering, City Univ. of Hong Kong, Hong Kong, China (corresponding author).