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The colored small double circles inside are gluons. In nuclear physics and particle physics, the strong interaction, also called the strong force or strong nuclear force, is a fundamental interaction that confines quarks into protons, neutrons, and other hadron particles. The strong interaction also binds neutrons and protons to create atomic ...
The weak mixing angle or Weinberg angle [2] is a parameter in the Weinberg – Salam theory of the electroweak interaction, part of the Standard Model of particle physics, and is usually denoted as θW. It is the angle by which spontaneous symmetry breaking rotates the original. W0. and.
B − L. −1. X. −3. A neutrino ( / njuːˈtriːnoʊ / new-TREE-noh; denoted by the Greek letter ν) is a fermion (an elementary particle with spin of 1 2) that interacts only via the weak interaction and gravity. [2] [3] The neutrino is so named because it is electrically neutral and because its rest mass is so small ( -ino) that it was ...
In nuclear physics and atomic physics, refers to the Standard Model weak interaction coupling of a particle to the Z boson. For example, for any given nuclear isotope, the total weak charge is approximately −0.99 per neutron, and +0.07 per proton. It also shows an effect of parity violation during electron scattering.
Weak interaction, as a low-energy manifestation of the electroweak force, needs the Z boson in order to be completely defined. If you take the historical approach, then the Z (or neutral current), entered the picture after the first attempts of building a weak theory, and I can understand your objection.
In the Standard Model of particle physics, the Cabibbo–Kobayashi–Maskawa matrix, CKM matrix, quark mixing matrix, or KM matrix is a unitary matrix which contains information on the strength of the flavour -changing weak interaction. Technically, it specifies the mismatch of quantum states of quarks when they propagate freely and when they ...
Strong interaction. The strong interaction or strong nuclear force is one of the four fundamental forces in physics . The other fundamental forces are electromagnetism, the weak interaction, and gravitation. They are called fundamental because there is no simpler way for physicists to understand what the forces do or how they do it.
