1. Professor, School of Civil, Mining and Environmental Engineering, Univ. of Wollongong, NSW 2522, Australia (corresponding author).
2. Ph.D. Candidate, School of Civil, Mining and Environmental Engineering, Univ. of Wollongong, NSW 2522, Australia.
3. Senior Lecturer, School of Civil, Mining and Environmental Engineering, Univ. of Wollongong, NSW 2522, Australia.
4. Researcher, CRC for Greenhouse Gas Technologies, Canberra, ACT 2601, Australia.