Sergio Curilef, obtained his PhD in physics. He is a professor at the Physics department, Universidad Católica del Norte, Antofagasta, Chile, since 1998. He got his PhD degree from Brazilian center for research in physics (CBPF)-RJ, Brazil in July 1997. Dr. Curilef\'s principal areas of research are statistical physics and quantum mechanics of systems of particles with long-range interactions, particles in magnetic field and nonlinear diffusion. He has been the Principal investigator in several research projects and he did a sabbatical year at University of Pretoria in 2007 and has created the undergraduate and postgraduate programs in physics at his University.