Why was a third particle, the neutrino, necessary to explain the continuous energy spectrum of beta-decay?
23115
Why is the spectrum of the $\beta$-decay continuous?
125791
What happens if we put together a proton and an antineutron?
73754
Why do we think there are only three generations of fundamental particles?
53415
Do neutrinos not couple to the Higgs field?
59991
Could someone explain the muon $g-2$ experiment problem?
128619
Why does an electron shell further away from nucleus has higher energy level?
2299
Introduction to nuclear physics
111352
Why are muons considered to be elementary particles in the Standard Model?
135348
Is Zitterbewegung an artefact of single-particle theory?
56776
How close does a particle-antiparticle pair need to be for annihilation to happen?
39244
References on the non-compositeness of the known elementary particles
71445
What causes a black-body radiation curve to be continuous?
33476
How can beta plus decay be possible?
54968
Confusion about Length Contraction (ex in Muon decay)
60916
Third-order phase transition in Landau theory
156543
What is the significance of Lie groups $SO(3)$ and $SU(2)$ to particle physics?
48486
Isospin conservation for total isospin or third component of isospin?