Search for triboson \(W^{\pm}W^{\pm}W^{\mp}\) production in \(pp\) collisions at \(\sqrt{s}=8\) TeV with the ATLAS detector
Aaboud, Morad; Aad, Georges; Abbott, Brad; Abdallah, Jalal; Abdinov, Ovsat Bahram oglu; Abeloos, Baptiste; Aben, Rosemarie; AbouZeid, Hass; Abraham, Nadine L.; Abramowicz, Halina; Buanes, Trygve; Dale, Ørjan; Eigen, Gerald; Kastanas, Alex; Liebig, Wolfgang; Lipniacka, Anna; Martin dit Latour, Bertrand; Mæland, Steffen; Smestad, Lillian; Stugu, Bjarne; Yang, Zongchang; Zalieckas, Justas; Bugge, Magnar Kopangen; Cameron, David Gordon; Catmore, James Richard; Feigl, Simon; Franconi, Laura; Garonne, Vincent; Gjelsten, Børge Kile; Gramstad, Eirik; Morisbak, Vanja; Nilsen, Jon Kerr; Ould-Saada, Farid; Pajchel, Katarina; Pedersen, Maiken; Raddum, Silje Hattrem; Read, Alexander Lincoln; Røhne, Ole Myren; Sandaker, Heidi; Serfon, Cédric; Stapnes, Steinar; Strandlie, Are; Abreu, Henso; Abreu, Rômulo F.; Abulaiti, Yiming; Acharya, Bobby S.; Adachi, Shunsuke; Adamczyk, Leszek; Adams, David; Adelman, Jareed; ATLAS, Collaboration
Peer reviewed, Journal article
Published version
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Permanent lenke
https://hdl.handle.net/1956/18309Utgivelsesdato
2017-03Metadata
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Originalversjon
https://doi.org/10.1140/epjc/s10052-017-4692-1Sammendrag
This paper reports a search for triboson \(W^{\pm}W^{\pm}W^{\mp}\) production in two decay channels \(W^{\pm}W^{\pm}W^{\mp}\rightarrow \ell^{\pm}\nu\ell^{\pm}\nu\ell^{\mp}\nu\) and \(W^{\pm}W^{\pm}W^{\mp}\rightarrow \ell^{\pm}\nu\ell^{\pm}\nu jj\) with \(\ell=e, \mu\) in proton-proton collision data corresponding to an integrated luminosity of 20.3 fb\).{-1}\) at a centre of-mass energy of 8 TeV with the ATLAS detector at the Large Hadron Collider. Events with exactly three charged leptons, or two leptons with the same electric charge in association with two jets, are selected. The total number of events observed in data is consistent with the Standard Model (SM) predictions. The observed 95% confidence level upper limit on the SM \(W^{\pm}W^{\pm}W^{\mp}\) production cross section is found to be 730 fb with an expected limit of 560 fb in the absence of SM \(W^{\pm}W^{\pm}W^{\mp}\) production. Limits are also set on \(WWWW\) anomalous quartic gauge couplings.