1. Applied Chemistry Department Institute for Scientific and Technical Research for the Defense (CITEDEF) Ave. JB de La Salle 4397 B1603ALO Buenos Aires Argentina
2. InstitutoTecnológico de Aeronáutica (ITA) Praça Marechal Eduardo Gomes 50, Vila das Acácias CEP 12228-900 São José dos Campos, SP Brazil