1. Dept. of Mechanical Engineering, Univ. of Canterbury, Private Bag 4800, Christchurch 8140, New Zealand (corresponding author). ORCID: .
2. Professor, Dept. of Mechanical Engineering, Univ. of Canterbury, Private Bag 4800, Christchurch 8140, New Zealand.
3. Distinguished Professor, Dept. of Mechanical Engineering, Univ. of Canterbury, Private Bag 4800, Christchurch 8140, New Zealand.