1. School of Civil Engineering and Geosciences, Newcastle University, Newcastle upon Tyne NE1 7RU, United Kingdom
2. Tokyo University of Agriculture and Technology, Bld. 4-320 2-24-16 Naka-cho, Koganei-shi, Tokyo 184-8588, Japan
3. Chemical Engineering Department, University Politehnica of Bucharest, 011061 Polizu 1-7, Bucharest, Romania