Number and temperature improvement to achieve a two specie superfluid system of Na and K: the evaporative cooling of Na - Oliveira, Gustavo Alves de; Farias, Kilvia Mayre; Castilho, Patricia Christina Marques; Gutierrez, Emmanuel David Mercado; Mazo, Pedro; Bagnato, Vanderlei Salvador; Salcedo, Edward Gutenberg Iraita (Semana Integrada do Instituto de Física de São Carlos - SIFSC, 2020)