1. Faculty of Engineering, Universidad Cooperativa de Colombia, Medellín, Colombia
2. Faculty of Engineering, Universidad Cooperativa de Colombia, Santa Marta, Colombia
3. Servicios Empresariales Comunitarios, S. L. (SEC), Alameda de Recalde 36, Bilbao, Spain
4. University of Warwick, Coventry CV4 7AL, Warwick, UK
5. Institute of Physical Chemistry, Polish Academy of Sciences, Warsaw, Poland