Question

What is nutrino and size of nutrino?

Answer 1

Standard Model neutrinos are fundamental point-like particles, without any width or volume. Since the neutrino is an elementary particle it does not have a size in the same sense as everyday objects.

Theorized: ; ν; e (Electron neutrino): Wolfgang Pauli (1930); ν; μ (Muon neutrino): Late ...

Types: 3 – electron neutrino, muon neutrino and tau neutrino

Antiparticle: Opposite chirality from particle

Mass: ≤ 0.120 eV/c2 (95% confidence level, sum of 3 flavors)