| Online-Ressource |
Verfasst von: | Aad, Georges [VerfasserIn]  |
| Anders, Christoph [VerfasserIn]  |
| Andrei, George Victor [VerfasserIn]  |
| Baas, Alessandra Edda [VerfasserIn]  |
| Brandt, Oleg [VerfasserIn]  |
| Davygora, Yuriy [VerfasserIn]  |
| Djuvsland, Julia Isabell [VerfasserIn]  |
| Dunford, Monica [VerfasserIn]  |
| Geisler, Manuel Patrice [VerfasserIn]  |
| Giulini, Maddalena [VerfasserIn]  |
| Hanke, Paul [VerfasserIn]  |
| Jongmanns, Jan [VerfasserIn]  |
| Kluge, Eike-Erik [VerfasserIn]  |
| Kretz, Moritz [VerfasserIn]  |
| Kugel, Andreas [VerfasserIn]  |
| Lang, Valerie [VerfasserIn]  |
| Lisovyi, Mykhailo [VerfasserIn]  |
| Meier, Karlheinz [VerfasserIn]  |
| Meyer zu Theenhausen, Hanno [VerfasserIn]  |
| Narrias Villar, Daniel Isaac [VerfasserIn]  |
| S̜ahinsoy, Merve [VerfasserIn]  |
| Schätzel, Sebastian [VerfasserIn]  |
| Scharf, Veit [VerfasserIn]  |
| Schmitt, Sebastian [VerfasserIn]  |
| Schöning, André [VerfasserIn]  |
| Schultz-Coulon, Hans-Christian [VerfasserIn]  |
| Sosa Corral, David E. [VerfasserIn]  |
| Stamen, Rainer [VerfasserIn]  |
| Starovoitov, Pavel [VerfasserIn]  |
| Wessels, Martin [VerfasserIn]  |
Titel: | Search for new phenomena in events with at least three photons collected in pp collisions at √s = 8 TeV with the ATLAS detector |
Körperschaft: | ATLAS Collaboration [VerfasserIn]  |
Verf.angabe: | ATLAS Collaboration* |
E-Jahr: | 2016 |
Jahr: | 16 April 2016 |
Umfang: | 26 S. |
Fussnoten: | *ATLAS Collaboration: G. Aad, C.F. Anders, V. Andrei, A.E. Baas, O. Brandt, Y. Davygora, J.I. Djuvsland, M. Dunford, M.P. Geisler, M. Giulini, P. Hanke. J. Jongmanns, E.-E. Kluge, M. Kretz, A. Kugel, V.S. Lang, M. Lisovyi, K. Meier, H. Meyer zu Theenhausen, D.I. Narrias Villar, M. Sahinsoy, S. Schaetzel, V. Scharf, S. Schmitt, A. Schoening, H.-C. Schultz-Coulon, D. Sosa, R. Stamen, P. Starovoitov, M. Wessels [und sehr viele weitere Personen] ; Im Titel steht der Buchstabe s unter dem Wurzelsymbol ; Gesehen am 05.06.2020 |
Titel Quelle: | Enthalten in: The European physical journal / C |
Ort Quelle: | Berlin : Springer, 1998 |
Jahr Quelle: | 2016 |
Band/Heft Quelle: | 76(2016,4) Artikel-Nummer 210, 26 Seiten |
ISSN Quelle: | 1434-6052 |
Abstract: | Results of a search for new phenomena in events with at least three photons are reported. Data from proton–proton collisions at a centre-of-mass energy of 8 TeV, corresponding to an integrated luminosity of 20.3 fb−1, were collected with the ATLAS detector at the LHC. The observed data are well described by the Standard Model. Limits at the 95 % confidence level on new phenomena are presented based on the rate of events in an inclusive signal region and a restricted signal region targeting the rare decay Z→3γ, as well as di-photon and tri-photon resonance searches. For a Standard Model Higgs boson decaying to four photons via a pair of intermediate pseudoscalar particles (a), limits are found to be σ× BR (h→aa)× BR (a→γγ)2<10−3σSM for 10 GeV <ma< 62 GeV. Limits are also presented for Higgs boson-like scalars (H) for mH> 125 GeV, and for a Z′ decaying to three photons via Z′→a+γ→3γ. Additionally, the observed limit on the branching ratio of the Z boson decay to three photons is found to be BR(Z→3γ)<2.2×10−6, a result five times stronger than the previous result from LEP. |
DOI: | doi:10.1140/epjc/s10052-016-4034-8 |
URL: | Bitte beachten Sie: Dies ist ein Bibliographieeintrag. Ein Volltextzugriff für Mitglieder der Universität besteht hier nur, falls für die entsprechende Zeitschrift/den entsprechenden Sammelband ein Abonnement besteht oder es sich um einen OpenAccess-Titel handelt.
Volltext: https://doi.org/10.1140/epjc/s10052-016-4034-8 |
| DOI: https://doi.org/10.1140/epjc/s10052-016-4034-8 |
Datenträger: | Online-Ressource |
Sprache: | eng |
K10plus-PPN: | 1699965196 |
Verknüpfungen: | → Zeitschrift |
Search for new phenomena in events with at least three photons collected in pp collisions at √s = 8 TeV with the ATLAS detector / Aad, Georges [VerfasserIn]; 16 April 2016 (Online-Ressource)