ELEDIA@AUTH, School of Physics, Aristotle University of Thessaloniki, Thessaloniki, Greece

Centre for Technology Transfer, Universidad Santa Paula, San José, Costa Rica

Department of Mechanical Engineering, National University of Singapore, Singapore

Engineering Cluster, Singapore Institute of Technology, 1 Punggol Coast Road, Singapore

Department of Civil Engineering Science, School of Civil Engineering and the Built Environment, Faculty of Engineering and the Built Environment, University of Johannesburg, Johannesburg, South Africa

Department Fundamentals of Electrical Engineering, Technical University of Sofia, Bulgaria