autores Aldaléa Lopes Brandes Marques Edmar Pereira Marques Helmara Diniz Costa Viégas Ismael Carlos Braga Alves Janyeid Karla Castro Sousa José Ribamar Nascimento Dos Santos Raquel Bezerra dos Santos Sawczuk
palavras-chave Benzene derivates Benzene derivatives Carbon nanotubes Glassy carbon Glassy carbon electrode Oxide nanoparticles Underground water carbon nanotubes iron oxide nanoparticles underground water