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dc.contributor.authorDrach, V
dc.contributor.authorFritzsch, P
dc.contributor.authorRago, A
dc.contributor.authorRomero-López, F
dc.date.accessioned2022-02-08T13:51:05Z
dc.date.available2022-02-08T13:51:05Z
dc.date.issued2022-01-19
dc.identifier.issn1434-6044
dc.identifier.issn1434-6052
dc.identifier.other47
dc.identifier.urihttp://hdl.handle.net/10026.1/18702
dc.description.abstract

<jats:title>Abstract</jats:title><jats:p>We present the first calculation of the scattering amplitude in the singlet channel beyond QCD. The calculation is performed in <jats:italic>SU</jats:italic>(2) gauge theory with <jats:inline-formula><jats:alternatives><jats:tex-math>$$N_f=2$$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:msub> <mml:mi>N</mml:mi> <mml:mi>f</mml:mi> </mml:msub> <mml:mo>=</mml:mo> <mml:mn>2</mml:mn> </mml:mrow> </mml:math></jats:alternatives></jats:inline-formula> fundamental Dirac fermions and based on a finite-volume scattering formalism. The theory exhibits a <jats:inline-formula><jats:alternatives><jats:tex-math>$$SU(4) \rightarrow Sp(4)$$</jats:tex-math><mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:mrow> <mml:mi>S</mml:mi> <mml:mi>U</mml:mi> <mml:mo>(</mml:mo> <mml:mn>4</mml:mn> <mml:mo>)</mml:mo> <mml:mo>→</mml:mo> <mml:mi>S</mml:mi> <mml:mi>p</mml:mi> <mml:mo>(</mml:mo> <mml:mn>4</mml:mn> <mml:mo>)</mml:mo> </mml:mrow> </mml:math></jats:alternatives></jats:inline-formula> chiral symmetry breaking pattern that is used to design minimal composite Higgs models currently tested at the LHC. Our results show that, for the range of underlying fermion mass considered, the lowest flavour singlet state is stable.</jats:p>

dc.format.extent47-
dc.languageen
dc.language.isoen
dc.publisherSpringer Science and Business Media LLC
dc.subject5106 Nuclear and Plasma Physics
dc.subject5107 Particle and High Energy Physics
dc.subject51 Physical Sciences
dc.titleSinglet channel scattering in a composite Higgs model on the lattice
dc.typejournal-article
dc.typeArticle
plymouth.author-urlhttps://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000744537400008&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=11bb513d99f797142bcfeffcc58ea008
plymouth.issue1
plymouth.volume82
plymouth.publisher-urlhttp://dx.doi.org/10.1140/epjc/s10052-021-09914-y
plymouth.publication-statusPublished
plymouth.journalThe European Physical Journal C
dc.identifier.doi10.1140/epjc/s10052-021-09914-y
plymouth.organisational-group/Plymouth
plymouth.organisational-group/Plymouth/Faculty of Science and Engineering
plymouth.organisational-group/Plymouth/Faculty of Science and Engineering/School of Engineering, Computing and Mathematics
plymouth.organisational-group/Plymouth/REF 2021 Researchers by UoA
plymouth.organisational-group/Plymouth/REF 2021 Researchers by UoA/EXTENDED UoA 10 - Mathematical Sciences
plymouth.organisational-group/Plymouth/REF 2021 Researchers by UoA/UoA10 Mathematical Sciences
plymouth.organisational-group/Plymouth/Users by role
plymouth.organisational-group/Plymouth/Users by role/Academics
plymouth.organisational-group/Plymouth/Users by role/Researchers in ResearchFish submission
dcterms.dateAccepted2021-12-06
dc.rights.embargodate2022-2-10
dc.identifier.eissn1434-6052
dc.rights.embargoperiodNot known
rioxxterms.versionofrecord10.1140/epjc/s10052-021-09914-y
rioxxterms.licenseref.urihttp://www.rioxx.net/licenses/all-rights-reserved
rioxxterms.licenseref.startdate2022-01-19
rioxxterms.typeJournal Article/Review
plymouth.funderFields, Strings and Lattices: From the Inflationary Universe to High-Energy Colliders::STFC
plymouth.funderFields, Strings and Lattices: From the Inflationary Universe to High-Energy Colliders::STFC


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