1. Department of Mechanical, Materials and Manufacturing Engineering, University of Nottingham, Nottingham, U.K.
2. Department of Mechanical, Materials and Manufacturing Engineering, University of Nottingham, Ningbo, China
3. IK4-TEKNIKER, Gipuzkoa, Spain
4. Fraunhofer IPA, Stuttgart, Germany
5. Rolls-Royce plc, Westhampnett, U.K.