Vacuum stability in quantum field theory
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Abstract: (Springer)
It is shown that the adiabatic (infrared) limit of vacuum diagrams does not exist in theories with self-interacting massless fields (QCD) or massless interacting particles (massless QED), if the theory is renormalizable. It does exist in quantum gravity.- vacuum state: stability
- quantum gravity
- causality
- quantum electrodynamics
- quantum chromodynamics
- electron: mass
- mass: electron
- infrared problem
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