Lukong Cornelius Fai is professor of Theoretical Physics at the Department of Physics, Faculty of Sciences, University of Dschang as well as visiting professor at the Department of Physics, Faculty of Science, University of Bamenda, both in Cameroon. He is Head of Condensed Matter and Nanomaterials program at the Department of Physics, Faculty of Sciences, University of Dschang; He also heads the Condensed Matter, Electronics and Signal Processing as well as Mesoscopic and Multilayer Structures Laboratory at the Department of Physics, Faculty of Sciences, University of Dschang, and is Director of the College of Technology, University of Buea in Cameroon. He was formerly senior associate at the Abdus Salam International Centre for Theoretical Physics (ICTP), Italy. He holds a Master of Science degree in Physics and Mathematics (June 1991) as well as a Doctor of Science degree in Physics and Mathematics (February 1997) from the Faculty of Physics, Department of Theoretical Physics, Moldova State University. He has authored two hundred and nine scientific publications and six books.