1. Group of Environmental Studies for Water Reservoirs—GESAR, Rio de Janeiro State University, 20940-903 Rio de Janeiro, RJ, Brazil
2. Nonlinear Physical Chemistry Unit, CP 231, Faculté des Sciences, Université Libre de Bruxelles (ULB), 1050 Brussels, Belgium
3. COPPE—Department of Mechanical Engineering, Universidade Federal do Rio de Janeiro, 21941-914 Rio de Janeiro, Brazil