Institution: | 1.Institute of Physics, University of S?o Paulo, S?o Paulo, Brazil ;2.Institute of Physics, University of S?o Paulo, Rua Do Mat?o 1371, Cidade Universitária, S?o Paulo, 05508-090, Brazil ;3.Science Teaching Interunit Graduate Program, University of S?o Paulo, S?o Paulo, Brazil ;4.Bandeirantes School, S?o Paulo, Brazil ; |