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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
June 15, 2024
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1 gen 1974 anni - J/ψ meson

Descrizione:

discovered by groups headed by Burton Richter and Samuel Ting, demonstrating the existence of the charm quark (proposed by James Bjorken and Sheldon Lee Glashow in 1964)

Aggiunto al nastro di tempo:

27 nov 2017
0
0
300

Data:

1 gen 1974 anni
Adesso
~ 50 years ago