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Aad, G.Aix Marseille Univ, CPPM, CNRS IN2P3, Marseille, France
(author)
Search for flavour-changing neutral tqH interactions with H → γγ in pp collisions at √s=13 TeV using the ATLAS detector
- Article/chapterEnglish2023
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Springer,2023
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printrdacarrier
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LIBRIS-ID:oai:DiVA.org:su-228224
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https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-228224URI
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https://doi.org/10.1007/JHEP12(2023)195DOI
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https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-526162URI
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Language:English
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Summary in:English
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Subject category:ref swepub-contenttype
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Subject category:art swepub-publicationtype
Notes
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For complete list of authors see http://dx.doi.org/10.1007/JHEP12(2023)195
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A search for flavour-changing neutral interactions involving the top quark, the Higgs boson and an up-type quark q (q = c, u) is presented. The proton-proton collision data set used, with an integrated luminosity of 139 fb−1, was collected at √s = 13 TeV by the ATLAS experiment at the Large Hadron Collider. Both the decay process t → qH in production and the production process pp → tH, with the Higgs boson decaying into two photons, are investigated. No significant excess is observed and upper limits are set on the t → cH and the t → uH branching ratios of 4.3 × 10−4 and 3.8 × 10−4, respectively, at the 95% confidence level, while the expected limits in the absence of signal are 4.7 × 10−4 and 3.9 × 10−4. Combining this search with ATLAS searches in the H → τ+τ− and H → final states yields observed (expected) upper limits on the t → cH branching ratio of 5.8 × 10−4 (3.0 × 10−4) at the 95% confidence level. The corresponding observed (expected) upper limit on the t → uH branching ratio is 4.0 × 10−4 (2.4 × 10−4).
Subject headings and genre
Added entries (persons, corporate bodies, meetings, titles ...)
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Andrean, Stefio Y.,1991-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)stan8823
(author)
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Backman, Filip,1991-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)fiba9596
(author)
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Barranco Navarro, Laura,1990-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)laba6803
(author)
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Bohm, Christian,1946-Stockholms universitet,Fysikum(Swepub:su)bohm
(author)
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Clément, Christophe,1972-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)clement
(author)
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Dunne, Katherine,1987-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)duka4053
(author)
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Hellman, Sten,1956-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)sten
(author)
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Ingebretsen Carlson, Tom,1989-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)toca8159
(author)
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Kim, Dongwon,1989-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)doki7224
(author)
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Lee, SuhyunStockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)sule7128
(author)
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Lou, Xuanhong,1995-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)xulo6599
(author)
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Milstead, David A.,1970-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)milstead
(author)
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Pasuwan, Patrawan,1990-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)ppasu
(author)
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Pereira Sanchez, Laura,1995-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)lape0222
(author)
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Richter, Stefan,1988-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)stri5038
(author)
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Riefel, Ellen Maria,1995-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)elri2440
(author)
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Silverstein, Samuel B.,1967-Stockholms universitet,Fysikum(Swepub:su)silver
(author)
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Sjölin, Jörgen,1968-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)sjolin
(author)
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Strandberg, Sara,1977-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)strandberg
(author)
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Strübig, Antonia,1985-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)anst7511
(author)
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Valdés Santurio, Eduardo,1984-Stockholms universitet,Fysikum,Oskar Klein-centrum för kosmopartikelfysik (OKC)(Swepub:su)edval
(author)
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Zwalinski, L.CERN, CH-1211 Geneva 23, Switzerland
(author)
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Bergeås Kuutmann, Elin,1980-Uppsala universitet,Högenergifysik(Swepub:uu)elibe340
(author)
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Brenner, RichardUppsala universitet,Högenergifysik(Swepub:uu)richbren
(author)
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Dimitriadi, ChristinaUppsala universitet,Högenergifysik,Univ Bonn, Phys Inst, Bonn, Germany(Swepub:uu)chrdi726
(author)
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Ekelöf, TordUppsala universitet,FREIA(Swepub:uu)tordeke
(author)
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Ellajosyula, VenugopalUppsala universitet,Högenergifysik(Swepub:uu)venel845
(author)
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Ellert, MattiasUppsala universitet,Högenergifysik(Swepub:uu)mel03009
(author)
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Ferrari, Arnaud,1973-Uppsala universitet,Högenergifysik(Swepub:uu)arfer499
(author)
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Gonzalez Suarez, RebecaUppsala universitet,Högenergifysik(Swepub:uu)rebgo209
(author)
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Mathisen, ThomasUppsala universitet,Högenergifysik(Swepub:uu)thoma814
(author)
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Mullier, GeoffreyUppsala universitet,Högenergifysik(Swepub:uu)geomu177
(author)
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Ripellino, GiuliaUppsala universitet,Högenergifysik(Swepub:uu)giuri909
(author)
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Steentoft, JonasUppsala universitet,Högenergifysik(Swepub:uu)jonst734
(author)
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Sunneborn Gudnadottir, OlgaUppsala universitet,Högenergifysik(Swepub:uu)olggu198
(author)
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Aix Marseille Univ, CPPM, CNRS IN2P3, Marseille, FranceFysikum
(creator_code:org_t)
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In:Journal of High Energy Physics (JHEP): Springer2023:121126-67081029-8479
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