Prof. Dr. Carlos Edilson de Almeida Maneschy - State University of Pará-UFPA / Brazil

Prof. Dr. Krishnan Rajeshwar -University of Texas - Arlignton / USA

Prof. Dr. Antonio Maia de Jesus Chaves Neto - State University of Pará, UFPA / Brazil

Prof. Dr. Marcos Lázaro de Albuquerque - State University of Pará, Bragança, UFPA / Brazil

Prof. Dr. Abner de Siervo State University of Campinas, UNICAMP / Brazil.

Prof. Dr. Valentine I. Vullev - University of California - Riverside / USA

Prof. DProf. Dr. Kleber Roberto Pirota - State University of Campinas, UNICAMP / Brazil

Prof. Dr. Francisco das Chagas Marques - State University of Campinas, UNICAMP / Brazil

Prof. Dr. Gerko Oskam - CINVESTAV-IPN, Unidad Mérida / Mexico

Prof. Dr. Edson Ticianelli - Institute of Chemical, USP / Brazil

Prof. Dr. Antonio Riul Junior - State University of Campinas, UNICAMP / Brazil.

Prof. Dr. Manoel Fernandes Martins Nogueira - State University of Pará, UFPA / Brazil

Prof. Dr. Alberdan S. Santos - State University of Pará, UFPA / Brazil

Prof. DProf. Dr. Javier Serrano González - Universidad de Sevilla / Spain