Lionello Pogliani, PhD, is a retired Professor of Physical Chemistry. He is presently a part-time teammate at the Physical Chemistry Department of the University of Valencia, Spain. Francisco Torrens, PhD, is a lecturer in physical chemistry at the Universitat de València in Spain. A. K. Haghi, PhD, is currently Editor-in-Chief of the International Journal of Chemoinformatics and Chemical Engineering and Polymers Research Journal and is on the editorial boards of many international journals.