Institution: | 1.Graduate Program in Environmental Engineering, Federal University of Santa Maria, Santa Maria, 97105-900, Brazil ;2.Graduate Program in Civil Engineering, Federal University of Santa Maria, Santa Maria, 97105-900, Brazil ;3.Graduate Program in Chemical Engineering, Federal University of Santa Maria, Santa Maria, 97105-900, Brazil ;4.Laboratory of Quantum and Statistical Physics, LR18ES18, Faculty of Sciences of Monastir, Monastir University, Monastir, Tunisia ; |