1. Department of Mechanical and Construction Engineering, Northumbria University, Newcastle Upon Tyne NE1 8ST, UK
2. University of Nottingham, Low Carbon Energy and Resources Technologies Group, Faculty of Engineering, Energy Technologies Building, Triumph Road, Nottingham, NG7 2TU, UK
3. Universidade Federal da Bahia, Instituto de Química, Departamento de Química Analítica, 40170-280, Salvador, Bahia, Brazil
4. School of Computing, Engineering & the Built Environment, Edinburgh Napier University, EH10 5DT, UK