Abstract
Renormalization group methods are applied to a scalar field within a finite, nonlocal quantum field theory formulated perturbatively in Euclidean momentum space. It is demonstrated that the triviality problem in scalar field theory, the Higgs boson mass hierarchy problem and the stability of the vacuum do not arise as issues in the theory. The scalar Higgs field has no Landau pole.
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This manuscript has no associated data or the data will not be deposited. [Authors’ comment: There are no associated data available.]
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Acknowledgements
Research at the Perimeter Institute for Theoretical Physics is supported by the Government of Canada through industry Canada and by the Province of Ontario through the Ministry of Research and Innovation (MRI).
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Green, M.A., Moffat, J.W. Finite quantum field theory and renormalization group. Eur. Phys. J. Plus 136, 919 (2021). https://doi.org/10.1140/epjp/s13360-021-01904-z
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DOI: https://doi.org/10.1140/epjp/s13360-021-01904-z