⚛️ I Numeri Leptonici in pochi minuti… la regola nascosta dei leptoni ✨

Have you ever heard of lepton numbers? They are quantum numbers that allow us to identify leptons and their antiparticles and determine which processes can occur in nature. In this episode, we'll see how they work and why they are fundamental to the Standard Model. You'll discover: 🔹 What a lepton number is, and why it is +1 for leptons, −1 for antileptons, and 0 for all other particles. 🔹 The three leptonic families, with the distinct numbers Le, Lμ, and Lτ. 🔹 The conservation of lepton numbers, a rule that requires the sum to remain unchanged in every physical process. 🔹 How the fundamental interactions work, and why the weak force must respect these numbers. 🔹 A real-world example: muon decay, which conserves all lepton numbers. 🔹 A forbidden process that would violate conservation and is, in fact, not observed. 🔹 The limits of the theory, with neutrino oscillations suggesting possible violations beyond the Standard Model. A clear and concise journey into one of the most important rules of particle physics, which determines what can and cannot happen in the subatomic world. From my notes https://www.andreaminini.org/fisica/p...