A -theorem at large Nf

Oleg Antipin; Nicola Andrea Dondi; Francesco Sannino; Anders Eller Thomsen

doi:10.1103/PhysRevD.99.025004

A -theorem at large Nf

Oleg Antipin, Nicola Andrea Dondi, Francesco Sannino, Anders Eller Thomsen

Institut for Fysik, Kemi og Farmaci

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › peer review

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Abstract

We determine the Jack and Osborn a-function and related metric for gauge-fermion theories to leading order in the large number of fermions and to all orders in the gauge coupling, demonstrating that the strong a-theorem is violated for the minimal choice of the a-function.

Originalsprog	Engelsk
Artikelnummer	025004
Tidsskrift	Physical Review D
Vol/bind	99
Udgave nummer	2
ISSN	2470-0010
DOI	https://doi.org/10.1103/PhysRevD.99.025004
Status	Udgivet - 15. jan. 2019

Dokumenter og links

10.1103/PhysRevD.99.025004

Open Access VersionForlagets udgivne version, 271 KB

1 Ph.d.-afhandling

Large-Nf methods for renormalisation group functions and a-theorem
Dondi, N., 16. dec. 2019, Syddansk Universitet. Det Naturvidenskabelige Fakultet. 163 s.
Publikation: Afhandling › Ph.d.-afhandling

Citationsformater

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AU - Dondi, Nicola Andrea

AU - Sannino, Francesco

AU - Thomsen, Anders Eller

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DO - 10.1103/PhysRevD.99.025004

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A -theorem at large Nf

Abstract

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Large-Nf methods for renormalisation group functions and a-theorem

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