Efrain Urrutia Bañuelos was born in June 1, 1959 in Queretaro Qro. Mex. Study the Bachelor in Physics and the Doctorate in Physical Sciences at the University of Sonora in Mex. I work at the University of Sonora in the Physics Research Department. My position is Research Professor. My research is in materials such as colloids, liquid metals and supercooled, through computer simulation.