Massive higher spins: effective theory and consistency

Abstract We construct the effective field theory for a single massive higher-spin particle in flat spacetime. Positivity bounds of the S-matrix force the cutoff of the theory to be well below the naive strong-coupling scale, forbid any potential and make therefore higher- derivative operators import...

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Main Authors: Brando Bellazzini, Francesco Riva, Javi Serra, Francesco Sgarlata
Format: Article
Language:English
Published: SpringerOpen 2019-10-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP10(2019)189
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author Brando Bellazzini
Francesco Riva
Javi Serra
Francesco Sgarlata
author_facet Brando Bellazzini
Francesco Riva
Javi Serra
Francesco Sgarlata
author_sort Brando Bellazzini
collection DOAJ
description Abstract We construct the effective field theory for a single massive higher-spin particle in flat spacetime. Positivity bounds of the S-matrix force the cutoff of the theory to be well below the naive strong-coupling scale, forbid any potential and make therefore higher- derivative operators important even at low energy. As interesting application, we discuss in detail the massive spin-3 theory and show that an extended Galileon-like symmetry of the longitudinal modes, even with spin, emerges at high energy.
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spelling doaj.art-86793b500413400a988bd707a1267c502022-12-21T19:18:37ZengSpringerOpenJournal of High Energy Physics1029-84792019-10-0120191013110.1007/JHEP10(2019)189Massive higher spins: effective theory and consistencyBrando Bellazzini0Francesco Riva1Javi Serra2Francesco Sgarlata3Institut de Physique Théorique, Université Paris SaclayDépartment de Physique Théorique, Université de GenévePhysik-Department, Technische Universit at MünchenSISSA and INFN TriesteAbstract We construct the effective field theory for a single massive higher-spin particle in flat spacetime. Positivity bounds of the S-matrix force the cutoff of the theory to be well below the naive strong-coupling scale, forbid any potential and make therefore higher- derivative operators important even at low energy. As interesting application, we discuss in detail the massive spin-3 theory and show that an extended Galileon-like symmetry of the longitudinal modes, even with spin, emerges at high energy.http://link.springer.com/article/10.1007/JHEP10(2019)189Effective Field TheoriesScattering Amplitudes
spellingShingle Brando Bellazzini
Francesco Riva
Javi Serra
Francesco Sgarlata
Massive higher spins: effective theory and consistency
Journal of High Energy Physics
Effective Field Theories
Scattering Amplitudes
title Massive higher spins: effective theory and consistency
title_full Massive higher spins: effective theory and consistency
title_fullStr Massive higher spins: effective theory and consistency
title_full_unstemmed Massive higher spins: effective theory and consistency
title_short Massive higher spins: effective theory and consistency
title_sort massive higher spins effective theory and consistency
topic Effective Field Theories
Scattering Amplitudes
url http://link.springer.com/article/10.1007/JHEP10(2019)189
work_keys_str_mv AT brandobellazzini massivehigherspinseffectivetheoryandconsistency
AT francescoriva massivehigherspinseffectivetheoryandconsistency
AT javiserra massivehigherspinseffectivetheoryandconsistency
AT francescosgarlata massivehigherspinseffectivetheoryandconsistency