Antônio Carlos Fontes dos Santos is a Full Professor in the Atomic and Molecular Collisions Laboratory, Department of Nuclear Physics, Institute of Physics, Federal University of Rio de Janeiro. He performs research on ion-atom collisions, multiple ionization, target ionization, and mass spectrometry. Marcio Velloso da Silveira has a postdoctoral degree from the Federal University of Rio de Janeiro. He has a Degree in Physics Teaching from the Federal University of Rio de Janeiro (1997), Specialization in Science and Biology Teaching from Universidade Federal do Rio de Janeiro (2016), Professional Master's Degree in Physics Teaching from UFRJ (2016), and a PhD in Teaching and History of Mathematics and Physics from UFRJ (2021).