Full Professor of Geochemistry at IGCE (Geosciences and Exacts Sciences Institute), UNESP (São Paulo State University “Júlio de Mesquita Filho), Rio Claro, São Paulo State, Brazil.

Physicist, Master in Geophysics, PhD in Geophysics, Post PhD Thesis in Geochemistry. Main research topics focusing Geosciences with emphasis in Geochemistry devoted to hydrochemical analysis, surface waters, groundwaters and natural radioactivity. Processes of water/soil-rock interactions have been investigated, as well chronological studies using approaches provided by the natural radionuclides U-238, U-234, Pb-210 and Po-210. Author and reviewer of papers published or submitted to periodicals like Applied Radiation and Isotopes, Journal of Environmental Radioactivity, Radiation Measurements, Applied Geochemistry, Journal of Geochemical Exploration, Journal of Hydrology and Environmental Earth Sciences, among others.