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OutrageousKangaroo
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question
12
Deriving non-relativistic potentials from QFT
May 20, 2022
question
5
Is the photon propagator always coupled to a conserved current?
Aug 29, 2021
question
5
Analytic continuation of Feynman amplitudes seems ill-defined
Dec 11, 2021
question
3
In and out states in QFT
May 28, 2021
question
3
Time dependency in the Hamiltonian in Schwartz's book on Quantum Field Theory
Oct 6, 2021
question
3
How can Chiral symmetry protect the mass of a fermion if it's broken by quantization?
Jan 7, 2022
question
3
Is gauge invariance necessary to have Ward identity hold for off-shell amplitudes?
Jan 20, 2022
question
3
Is the 1PI self-energy of a massive photon transverse? EDIT: Upsetting consequences for the photon mass and renormalizability
Feb 25, 2022
question
3
Why can't spherical nuclei rotate?
Apr 25, 2022
question
2
Frame of reference of a freely falling observer in General Relativity
Dec 17, 2022