Search for Scalar Diphoton Resonances in the Mass Range $65-600$ GeV with the ATLAS Detector in $pp$ Collision Data at $\sqrt{s}$ = 8 $TeV$ - Université Clermont Auvergne Accéder directement au contenu
Article Dans Une Revue Physical Review Letters Année : 2014

Search for Scalar Diphoton Resonances in the Mass Range $65-600$ GeV with the ATLAS Detector in $pp$ Collision Data at $\sqrt{s}$ = 8 $TeV$

G. Aad (1) , L. Alio (1) , M. Barbero (1) , J. C. Clémens (1) , Y. Coadou (1) , Sara Diglio (1) , F. Djama (1) , L. Feligioni (1) , G. Hallewell (1) , D. Hoffmann (1) , F. Hubaut (1) , E. B. F. G. Knoops (1) , E. Le Guirriec (1) , B. Li (1) , D. Madaffari (1) , K. Mochizuki (1) , E. Monnier (1) , S. Muanza (1) , Y. Nagai (1) , P. Pralavorio (1) , A. Rozanov (1) , T. Serre (1) , M. Talby (1) , E. Tiouchichine (1) , S. Tisserant (1) , J. Toth (1) , F. Touchard (1) , M. Ughetto (1) , L. Vacavant (1) , D. Boumediene (2) , Emmanuel Busato (2) , D. Calvet (2) , S. Calvet (2) , J. Donini (2) , E. Dubreuil (2) , N. Ghodbane (2) , G. Gilles (2) , Ph. Gris (2) , C. Guicheney (2) , H. Liao (2) , D. Pallin (2) , Daniela Paredes Hernández (2) , F. Podlyski (2) , C. Santoni (2) , Timothée Theveneaux-Pelzer (2) , Loïc Valery (2) , F. Vazeille (2) , T. Beau (3) , M. Bomben (3) , G. Calderini (3) , F. Crescioli (3) , O. Davignon (3) , S. de Cecco (3) , A. Demilly (3) , F. Derue (3) , P. Francavilla (3) , M.W. Krasny (3) , D. Lacour (3) , B. Laforge (3) , S. Laplace (3, 4) , O. Le Dortz (3) , G. Lefebvre (3) , B. Malaescu (3, 4) , G. Marchiori (3) , I. Nikolic-Audit (3) , J. Ocariz (3) , S. Pires (5) , M. Ridel (3) , L. Roos (3) , S. Trincaz-Duvoid (3) , F. Vannucci (3) , D. Varouchas (3) , H. Bachaou (5) , F. Balli (5) , F. Bauer (5) , N. Besson (5) , J.-B. Blanchard (5) , M. Boonekamp (5) , A. Calandri (5) , L. Chevalier (5) , M. Dano Hoffmann (5) , F. Deliot (5) , J. Ernwein (5) , A.I. Etienvre (6) , A. Formica (5) , P.F. Giraud (5) , J. Goncalves Pinto Firmino da Costa (5) , C. Guyot (5) , R. Hanna (5) , S. Hassani (5) , W. Kozanecki (5) , E. Lancon (5) , J.F. Laporte (5) , C. Maiani (5) , P. Mal (5) , B. Mansoulie (5) , H. Martinez (2) , N. Meric (5) , J.-P. Meyer (5) , R. Nicolaidou (5) , A. Ouraou (5) , E. Protopapadaki (5) , C.R. Royon (5) , L.L. Schoffel (5) , Ph. Schune (5) , Ph. Schwemling (5) , J. Schwindling (5) , D. Tsionou (5) , N. Vranjes (5) , M. Xiao (5) , G. Rahal (6) , S. Abdel Khalek (4) , A. Bassalat (4) , C. Becot (4) , S. Binet (4) , C. Bourdarios (4) , D. Charfeddine (4) , J.B. de Vivie de Regie (4) , L. Duflot (4) , M. Escalier (4) , L. Fayard (4) , D. Fournier (4) , J.-F. Grivaz (4) , T. Guillemin (4) , F. Hariri (4) , S. Henrot-Versillé (4) , J. Hrivnac (4) , L. Iconomidou-Fayard (4) , M. Kado (4) , A. Lounis (4) , N. Makovec (4) , L. Poggioli (4) , P. Puzo (4) , A. Renaud (4) , D. Rousseau (4) , G. Rybkin (4) , A.C. Schaffer (4) , E. Scifo (4) , L. Serin (4) , S. Simion (4) , R. Tanaka (4) , H.L. Tran (4) , D. Zerwas (4) , Zhiqing Zhang (4) , N. Berger (7) , M. Delmastro (7) , L. Di Ciaccio (7) , T.K.O. Doan (7) , S. Elles (7) , C. Goy (7) , T. Hryn'Ova (7) , S. Jézéquel (7) , H. Keoshkerian (7) , I. Koletsou (7) , R. Lafaye (7) , J. Leveque (7) , V.P. Lombardo (7) , N. Massol (7) , H. Przysiezniak (7) , G. Sauvage (7) , E. Sauvan (7) , M. Schwoerer (7) , O. Simard (7) , T. Todorov (7) , I. Wingerter-Seez (7) , S. Albrand (8) , J. Brown (8) , J. Collot (8) , S. Crépé-Renaudin (8) , B. Dechenaux (8) , P.A. Delsart (8) , C. Gabaldon (8) , M.H. Genest (8) , J.Y. Hostachy (8) , F. Ledroit-Guillon (8) , A. Lleres (8) , A. Lucotte (8) , F. Malek (8) , C. Monini (8) , J. Stark (8) , B. Trocmé (8) , M. Wu (8)
G. Aad
Y. Coadou
S. Calvet
D. Rousseau
Zhiqing Zhang
  • Fonction : Auteur
  • PersonId : 829631
N. Berger
C. Goy
T. Hryn'Ova

Résumé

A search for scalar particles decaying via narrow resonances into two photons in the mass range $65-600$ GeV is performed using 20.3 fb$^{-1}$ of $\sqrt{s}$ = 8 TeV $pp$ collision data collected with the ATLAS detector at the Large Hadron Collider. The recently discovered Higgs boson is treated as a background. No significant evidence for an additional signal is observed. The results are presented as limits at the 95 % confidence level on the production cross-section of a scalar boson times branching ratio into two photons, in a fiducial volume where the reconstruction efficiency is approximately independent of the event topology. The upper limits set extend over a considerably wider mass range than previous searches.
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Dates et versions

in2p3-01048570 , version 1 (11-09-2023)

Identifiants

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G. Aad, L. Alio, M. Barbero, J. C. Clémens, Y. Coadou, et al.. Search for Scalar Diphoton Resonances in the Mass Range $65-600$ GeV with the ATLAS Detector in $pp$ Collision Data at $\sqrt{s}$ = 8 $TeV$. Physical Review Letters, 2014, 113, pp.171801. ⟨10.1103/PhysRevLett.113.171801⟩. ⟨in2p3-01048570⟩
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