1947 was the year of the discovery of the pions and of the pi-mu decay by Cesar Lattes, Giuseppe Occhialini and Cecil Powell. ... the existence of two kinds of mesons, vector mesons and pseudoscalar mesons, with different masses ( Schwinger). ... ...Here I used Lattes mesons immediately in order to make lots of noise.
|Title||:||Anais Da Academia Brasileira de Ciências|
|Author||:||Academia Brasileira de Ciências|