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Standard-model
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$\rho\to \pi\pi$ parity
December 18th, 2022
parity
standard-model
conservation-laws
particle-physics
pions
How can we split a proton?
October 31st, 2020
proton-decay
confinement
protons
standard-model
quarks
If the quarks in a neutron are (up,down,down), why isn't it negatively charged?
August 1st, 2022
charge
baryons
quarks
standard-model
What is lepton number?
August 1st, 2022
particle-physics
standard-model
leptons
How does Higgs field relate to Aether theories?
August 1st, 2022
higgs
standard-model
aether
One Loop Higgs Mass Correction
April 4th, 2020
standard-model
quantum-field-theory
If the electron is point like, then what is the significance of the classical radius of the electron?
January 16th, 2020
particle-physics
standard-model
quantum-electrodynamics
scales
Is there such a thing as red - anti red gluon? Why such gluon posssibilities appear in equations?
February 22nd, 2021
strong-force
standard-model
gluons
Relationship between hierarchy problem and higgs fine tuning?
November 7th, 2020
standard-model
supersymmetry
higgs
scales
fine-tuning
Why is mass renormalization insufficient to explain electron mass?
March 13th, 2020
mass
standard-model
renormalization
fermions
higgs
Do color-neutral gluons exist?
October 12th, 2020
gluons
quantum-chromodynamics
standard-model
strong-force
quarks
Do quark charges repel one another?
March 8th, 2021
quarks
standard-model
strong-force
confinement
color-charge
How do I know the proton isn't made of 3 anti-down quarks?
August 1st, 2022
particle-physics
standard-model
quarks
protons
Help me understand Lepton universality
May 14th, 2021
standard-model
leptons
What's the isospin of photons?
August 1st, 2022
isospin-symmetry
electroweak
standard-model
photons
particle-physics
What parity has an electron?
March 7th, 2020
parity
particle-physics
standard-model
What is $U(1)$ symmetry?
May 8th, 2020
gauge-theory
standard-model
symmetry
gauge-invariance
Explaining chirality for spin 1/2 particle
November 21st, 2020
chirality
elementary-particles
standard-model
symmetry
What is the difference between a charged rho meson and a charged pion?
August 1st, 2022
particle-physics
quantum-spin
standard-model
mesons
pions
Computing box diagrams with non-vanishing external momenta
June 25th, 2020
feynman-diagrams
homework-and-exercises
quantum-field-theory
standard-model
Is there an explanation for the 3:2:1 ratio between the electron, up and down quark electric charges?
August 1st, 2022
standard-model
particle-physics
color-charge
physical-constants
quantum-chromodynamics
Does the Higgs field really explain mass or just reformulate it? What about charge?
August 1st, 2022
particle-physics
mass
standard-model
charge
higgs
Does the Standard Model require neutrinos to be massless?
May 7th, 2021
particle-physics
mass
standard-model
neutrinos
How to integrate out the $W$-boson fields?
August 1st, 2022
beyond-the-standard-model
weak-interaction
quantum-field-theory
standard-model
path-integral
Chiral anomalies
September 22nd, 2020
quantum-anomalies
quantum-field-theory
chirality
standard-model
beyond-the-standard-model
Hypercharge of the complex Higgs doublet
July 18th, 2020
higgs
standard-model
Why is Neutron Heavier than Proton?
August 1st, 2022
standard-model
radiation
protons
neutrons
What constant varies in the fine structure constant?
September 1st, 2020
physical-constants
standard-model
renormalization
Does the Standard Model have a Landau pole?
August 6th, 2020
quantum-field-theory
renormalization
standard-model
Proton Radius Puzzle, Is it possible that proton's radius differ depending on how you measure it? What does that even mean?
October 7th, 2020
particle-physics
standard-model
protons
beyond-the-standard-model
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