Nattan Roberto Caetano studied surveying at the Technical College of UNICAMP and graduated in physics from the São Paulo State University–UNESP. He received his master’s degree in physics applied to medicine from the University of São Paulo–USP and a doctorate in mechanical engineering and thermosciences from the Pontifical Catholic University of Rio de Janeiro–PUC–Rio, where he worked as a research support coordinator in projects with Petrobras. He completed two post-doctorates at the Federal University of Rio Grande do Sul–UFRGS. He is currently a professor in the Aerospace Engineering course in the Mechanical Engineering department at the Federal University of Santa Maria–UFSM. He has experience in thermodynamics and diagnostics applied to combustion using optical techniques.