Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory - Archive ouverte HAL Access content directly
Journal Articles Astroparticle Physics Year : 2009

Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory

J. Abraham , P. Abreu , M. Aglietta , C. Aguirre , E.J. Ahn , D. Allard (1) , I. Allekotte , J. Allen , P. Allison , J. Alvarez-Muniz , M. Ambrosio , L. Anchordoqui , S. Andringa , A. Anzalone , C. Aramo , S. Argiro , K. Arisaka , F. Arneodo , F. Arqueros , T. Asch , H. Asorey , P. Assis , J. Aublin (2) , M. Ave , G. Avila , T. Bäcker , D. Badagnani , K.B. Barber , A.F. Barbosa , S.L.C. Barroso , B. Baughman , P. Bauleo , J.J. Beatty , T. Beau (3) , B.R. Becker , K.H. Becker , A. Bellétoile (4) , J.A. Bellido , S. Benzvi , C. Berat (4) , P. Bernardini , X. Bertou , P.L. Biermann , P. Billoir (2) , O. Blanch-Bigas (2) , F. Blanco , C. Bleve , H. Blümer , M. Bohacova , C. Bonifazi (2) , R. Bonino , J. Brack , P. Brogueira , W.C. Brown , R. Bruijn , P. Buchholz , A. Bueno , R.E. Burton , N.G. Busca (3) , K.S. Caballero-Mora , L. Caramete , R. Caruso , W. Carvalho , A. Castellina , O. Catalano , L. Cazon , R. Cester , J. Chauvin (4) , A. Chiavassa , J.A. Chinellato , A. Chou , J. Chudoba , J. Chye , R.W. Clay , E. Colombo , R. Conceiçao , B. Connolly , F. Contreras , J. Coppens , A. Cordier (5) , U. Cotti , S. Coutu , C.E. Covault , A. Creusot , A. Criss , J. Cronin , A. Curutiu , S. Dagoret-Campagne (5) , K. Daumiller , B.R. Dawson , R.M. de Almeida , M. de Domenico , C. de Donato , S.J. de Jong , G. de La Vega , W.J.M. de Mello Junior , J.R.T. de Mello Neto , I. de Mitri , V. de Souza , G. Decerprit (3) , L. del Peral , O. Deligny (6) , A. Della Selva , C. Delle Fratte , H. Dembinski , C. Di Giulio , J.C. Diaz , P.N. Diep , C. Dobrigkeit , J.C. d'Olivo , P.N. Dong , D. Dornic (6) , A. Dorofeev , J.C. dos Anjos , M.T. Dova , D. d'Urso , I. Dutan , M.A. Duvernois , R. Engel , M. Erdmann , C.O. Escobar , A. Etchegoyen , P. Facal San Luis , H. Falcke , G. Farrar , A.C. Fauth , N. Fazzini , F. Ferrer , A. Ferrero , B. Fick , A. Filevich , A. Filipcic , I. Fleck , S. Fliescher , C.E. Fracchiolla , E.D. Fraenkel , W. Fulgione , R.F. Gamarra , S. Gambetta , B. Garcia , D. Garcia Gamez , D. Garcia-Pinto , X. Garrido (5) , G. Gelmini , H. Gemmeke , P.L. Ghia , U. Giaccari , M. Giller , H. Glass , L.M. Goggin , M.S. Gold , G. Golup , F. Gomez , M. Gomez Berisso , Paulo Gonçalves , M. Gonçalves Do Amaral , D. Gonzalez , J.G. Gonzalez , D. Gora , A. Gorgi , P. Gouffon , S. Grebe , M. Grigat , A.F. Grillo , Y. Guardincerri , F. Guarino , G.P. Guedes , J. Gutiérrez , J.D. Hague , V. Halenka , P. Hansen , D. Harari , S. Harmsma , J.L. Harton , A. Haungs , M.D. Healy , T. Hebbeker , G. Hebrero , D. Heck , C. Hojvat , V.C. Holmes , P. Homola , J.R. Hörandel , A. Horneffer , M. Hrabovsky , T. Huege , M. Hussain , M. Iarlori , A. Insolia , F. Ionita , A. Italiano , S. Jiraskova , M. Kaducak (6) , K.H. Kampert , T. Karova , P. Kasper (6) , Balázs Kégl (5) , B. Keilhauer , E. Kemp , R.M. Kieckhafer , H.O. Klages , M. Kleifges , J. Kleinfeller , R. Knapik , J. Knapp , D.H. Koang (4) , A. Krieger , O. Krömer , D. Kruppke , D. Kuempel , N. Kunka , A. Kusenko , G. La Rosa , C. Lachaud (1) , B.L. Lago , M.S.A.B. Leao , D. Lebrun (4) , P. Lebrun (6) , J. R. Lee , M.A. Leigui de Oliveira , A. Lemiere (6) , A. Letessier-Selvon (2) , M. Leuthold , I. Lhenry-Yvon , R. Lopez , A. Lopez Agüera , J. Lozano Bahilo , A. Lucero , R. Luna Garcia , M.C. Maccarone , C. Macolino , S. Maldera , D. Mandat , P. Mantsch , A.G. Mariazzi , I.C. Maris , H.R. Marquez Falcon , D. Martello , Jose Martinez , O. Martinez Bravo , H.J. Mathes , J. Matthews , J.A.J. Matthews , G. Matthiae , D. Maurizio , P.O. Mazur , M. Mcewen , R.R. Mcneil , G. Medina-Tanco , M. Melissas , D. Melo , E. Menichetti , A. Menshikov , R. Meyhandan , M.I. Micheletti , G. Miele , W. Miller , L. Miramonti , S. Mollerach , M. Monasor , D. Monnier Ragaigne (5) , F. Montanet (4) , B. Morales , C. Morello , J.C. Moreno , C. Morris , M. Mostafa , S. Mueller , M.A. Muller , R. Mussa , G. Navarra , J.L. Navarro , S. Navas , P. Necesal , L. Nellen , C. Newman-Holmes (6) , D. Newton , P.T. Nhung , N. Nierstenhoefer , D. Nitz , D. Nosek , L. Nozka , J. Oehlschläger , A. Olinto , V.M. Olmos-Gilbaja , M. Ortiz , F. Ortolani , N. Pacheco , D. Pakk Selmi-Dei , M. Palatka , J. Pallotta , G. Parente , E. Parizot (1) , S. Parlati , S. Pastor , M. Patel , T. Paul , V. Pavlidou , K. Payet (4) , M. Pech , J. Pekala , R. Pelayo , I.M. Pepe , L. Perrone , R. Pesce , E. Petermann , S. Petrera , P. Petrinca , A. Petrolini , Y. Petrov , J. Petrovic , C. Pfendner , A. Pichel , R. Piegaia , T. Pierog , M. Pimenta , T. Pinto , V. Pirronello , O. Pisanti , M. Platino , J. Pochon , V.H. Ponce , M. Pontz , P. Privitera , M. Prouza , E.J. Quel , J. Rautenberg , D. Ravignani , A. Redondo , S. Reucroft , Benoît Revenu (7) , F.A.S. Rezende , J. Ridky , S. Riggi , M. Risse , C. Rivière (4) , V. Rizi , C. Robledo , G. Rodriguez , J. Rodriguez Martino , J. Rodriguez Rojo , I. Rodriguez-Cabo , M.D. Rodriguez-Frias , G. Ros , J. Rosado , M. Roth , B. Rouillé-d'Orfeuil (3) , E. Roulet , A.C. Rovero , F. Salamida , H. Salazar , G. Salina , F. Sanchez , M. Santander , C.E. Santo , E.M. Santos , F. Sarazin , S. Sarkar , R. Sato , N. Scharf , V. Scherini , H. Schieler , P. Schiffer , A. Schmidt , F. Schmidt , T. Schmidt , O. Scholten , H. Schoorlemmer , J. Schovancova , P. Schovanek , F. Schroeder , S. Schulte , F. Schüssler , D. Schuster , S.J. Sciutto , M. Scuderi , A. Segreto , D.V. Semikoz (8) , M. Settimo , R.C. Shellard , I. Sidelnik , B.B. Siffert , N. Smetniansky de Grande , A. Smia Lkowski , R. Smida , B.E. Smith , G.R. Snow , P. Sommers , J. Sorokin , H. Spinka , R. Squartini , E. Strazzeri , A. Stutz (4) , F. Suarez , T. Suomijärvi , A.D. Supanitsky , M.S. Sutherland , J. Swain , Z. Szadkowski , A. Tamashiro , A. Tamburro , T. Tarutina , O. Tascau , R. Tcaciuc , D. Tcherniakhovski , N.T. Thao , D. Thomas , R. Ticona , J. Tiffenberg , C. Timmermans , W. Tkaczyk , C.J. Todero Peixoto , B. Tomé , A. Tonachini , I. Torres , P. Travnicek , D.B. Tridapalli , G. Tristram (3) , E. Trovato , V. Tuci , M. Tueros , R. Ulrich , M. Unger , Martin Urban (5) , J.F. Valdés Galicia , I. Valino , L. Valore , A.M. van den Berg , R.A. Vazquez , D. Veberic , A. Velarde , T. Venters , V. Verzi , M. Videla , L. Villasenor , S. Vorobiov , L. Voyvodic (6) , H. Wahlberg , P. Wahrlich , O. Wainberg , D. Warner , A.A. Watson , S. Westerhoff , B.J. Whelan , G. Wieczorek , L. Wiencke , B. Wilczynska , H. Wilczynski , C. Wileman , M.G. Winnick , H. Wu (5) , B. Wundheiler , P. Younk , G. Yuan , E. Zas , D. Zavrtanik , M. Zavrtanik , I. Zaw , A. Zepeda , M. Ziolkowski
J. Abraham
  • Function : Author
P. Abreu
  • Function : Author
M. Aglietta
  • Function : Author
C. Aguirre
  • Function : Author
E.J. Ahn
  • Function : Author
D. Allard
I. Allekotte
  • Function : Author
J. Allen
  • Function : Author
P. Allison
  • Function : Author
J. Alvarez-Muniz
  • Function : Author
M. Ambrosio
  • Function : Author
L. Anchordoqui
  • Function : Author
S. Andringa
  • Function : Author
A. Anzalone
  • Function : Author
C. Aramo
  • Function : Author
S. Argiro
  • Function : Author
K. Arisaka
  • Function : Author
F. Arneodo
  • Function : Author
F. Arqueros
  • Function : Author
T. Asch
  • Function : Author
H. Asorey
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P. Assis
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M. Ave
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G. Avila
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T. Bäcker
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D. Badagnani
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K.B. Barber
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A.F. Barbosa
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S.L.C. Barroso
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B. Baughman
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P. Bauleo
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J.J. Beatty
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B.R. Becker
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K.H. Becker
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J.A. Bellido
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S. Benzvi
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P. Bernardini
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X. Bertou
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P.L. Biermann
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F. Blanco
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C. Bleve
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H. Blümer
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M. Bohacova
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R. Bonino
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J. Brack
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P. Brogueira
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W.C. Brown
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R. Bruijn
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P. Buchholz
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A. Bueno
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R.E. Burton
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K.S. Caballero-Mora
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L. Caramete
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R. Caruso
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W. Carvalho
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A. Castellina
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O. Catalano
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L. Cazon
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R. Cester
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A. Chiavassa
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J.A. Chinellato
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A. Chou
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J. Chudoba
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J. Chye
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R.W. Clay
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E. Colombo
R. Conceiçao
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B. Connolly
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F. Contreras
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J. Coppens
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U. Cotti
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S. Coutu
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C.E. Covault
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A. Creusot
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A. Criss
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J. Cronin
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A. Curutiu
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K. Daumiller
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B.R. Dawson
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R.M. de Almeida
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M. de Domenico
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C. de Donato
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S.J. de Jong
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G. de La Vega
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W.J.M. de Mello Junior
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J.R.T. de Mello Neto
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I. de Mitri
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V. de Souza
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L. del Peral
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A. Della Selva
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C. Delle Fratte
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H. Dembinski
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C. Di Giulio
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J.C. Diaz
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P.N. Diep
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C. Dobrigkeit
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J.C. d'Olivo
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P.N. Dong
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A. Dorofeev
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J.C. dos Anjos
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M.T. Dova
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D. d'Urso
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I. Dutan
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M.A. Duvernois
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R. Engel
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M. Erdmann
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C.O. Escobar
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A. Etchegoyen
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P. Facal San Luis
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H. Falcke
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G. Farrar
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A.C. Fauth
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N. Fazzini
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F. Ferrer
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A. Ferrero
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B. Fick
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A. Filevich
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A. Filipcic
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I. Fleck
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S. Fliescher
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C.E. Fracchiolla
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E.D. Fraenkel
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W. Fulgione
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R.F. Gamarra
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S. Gambetta
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B. Garcia
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D. Garcia Gamez
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D. Garcia-Pinto
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G. Gelmini
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H. Gemmeke
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P.L. Ghia
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U. Giaccari
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M. Giller
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H. Glass
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L.M. Goggin
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M.S. Gold
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G. Golup
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F. Gomez
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M. Gomez Berisso
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Paulo Gonçalves
M. Gonçalves Do Amaral
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D. Gonzalez
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J.G. Gonzalez
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D. Gora
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A. Gorgi
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P. Gouffon
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S. Grebe
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M. Grigat
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A.F. Grillo
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Y. Guardincerri
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F. Guarino
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G.P. Guedes
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J. Gutiérrez
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J.D. Hague
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V. Halenka
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P. Hansen
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D. Harari
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S. Harmsma
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J.L. Harton
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A. Haungs
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M.D. Healy
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T. Hebbeker
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G. Hebrero
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D. Heck
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C. Hojvat
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V.C. Holmes
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P. Homola
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J.R. Hörandel
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A. Horneffer
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M. Hrabovsky
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T. Huege
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M. Hussain
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M. Iarlori
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A. Insolia
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F. Ionita
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A. Italiano
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S. Jiraskova
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K.H. Kampert
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T. Karova
  • Function : Author
Balázs Kégl
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B. Keilhauer
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E. Kemp
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R.M. Kieckhafer
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H.O. Klages
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M. Kleifges
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J. Kleinfeller
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R. Knapik
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J. Knapp
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A. Krieger
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O. Krömer
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D. Kruppke
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D. Kuempel
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N. Kunka
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A. Kusenko
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G. La Rosa
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B.L. Lago
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M.S.A.B. Leao
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J. R. Lee
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M.A. Leigui de Oliveira
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M. Leuthold
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I. Lhenry-Yvon
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R. Lopez
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A. Lopez Agüera
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J. Lozano Bahilo
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A. Lucero
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R. Luna Garcia
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M.C. Maccarone
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C. Macolino
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S. Maldera
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D. Mandat
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P. Mantsch
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A.G. Mariazzi
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I.C. Maris
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H.R. Marquez Falcon
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D. Martello
  • Function : Author
Jose Martinez
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O. Martinez Bravo
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H.J. Mathes
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J. Matthews
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J.A.J. Matthews
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G. Matthiae
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D. Maurizio
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P.O. Mazur
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M. Mcewen
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R.R. Mcneil
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G. Medina-Tanco
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M. Melissas
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D. Melo
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E. Menichetti
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A. Menshikov
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R. Meyhandan
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M.I. Micheletti
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G. Miele
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W. Miller
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L. Miramonti
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S. Mollerach
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M. Monasor
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B. Morales
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C. Morello
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J.C. Moreno
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C. Morris
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M. Mostafa
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S. Mueller
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M.A. Muller
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R. Mussa
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G. Navarra
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J.L. Navarro
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S. Navas
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P. Necesal
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L. Nellen
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D. Newton
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P.T. Nhung
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N. Nierstenhoefer
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D. Nitz
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D. Nosek
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L. Nozka
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J. Oehlschläger
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A. Olinto
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V.M. Olmos-Gilbaja
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M. Ortiz
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F. Ortolani
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N. Pacheco
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D. Pakk Selmi-Dei
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M. Palatka
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J. Pallotta
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G. Parente
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S. Parlati
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S. Pastor
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M. Patel
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T. Paul
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V. Pavlidou
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M. Pech
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J. Pekala
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R. Pelayo
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I.M. Pepe
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L. Perrone
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R. Pesce
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E. Petermann
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S. Petrera
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P. Petrinca
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A. Petrolini
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Y. Petrov
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J. Petrovic
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C. Pfendner
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A. Pichel
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R. Piegaia
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T. Pierog
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M. Pimenta
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T. Pinto
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V. Pirronello
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O. Pisanti
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M. Platino
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J. Pochon
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V.H. Ponce
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M. Pontz
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P. Privitera
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M. Prouza
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E.J. Quel
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J. Rautenberg
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D. Ravignani
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A. Redondo
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S. Reucroft
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Benoît Revenu
F.A.S. Rezende
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J. Ridky
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S. Riggi
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M. Risse
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V. Rizi
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C. Robledo
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G. Rodriguez
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J. Rodriguez Martino
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J. Rodriguez Rojo
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I. Rodriguez-Cabo
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M.D. Rodriguez-Frias
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G. Ros
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J. Rosado
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M. Roth
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E. Roulet
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A.C. Rovero
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F. Salamida
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H. Salazar
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G. Salina
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F. Sanchez
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M. Santander
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C.E. Santo
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E.M. Santos
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F. Sarazin
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S. Sarkar
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R. Sato
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N. Scharf
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V. Scherini
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H. Schieler
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P. Schiffer
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A. Schmidt
F. Schmidt
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T. Schmidt
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O. Scholten
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H. Schoorlemmer
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J. Schovancova
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P. Schovanek
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F. Schroeder
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S. Schulte
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F. Schüssler
D. Schuster
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S.J. Sciutto
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M. Scuderi
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A. Segreto
  • Function : Author
D.V. Semikoz
  • Function : Author
M. Settimo
R.C. Shellard
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I. Sidelnik
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B.B. Siffert
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N. Smetniansky de Grande
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A. Smia Lkowski
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R. Smida
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B.E. Smith
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G.R. Snow
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P. Sommers
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J. Sorokin
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H. Spinka
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R. Squartini
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E. Strazzeri
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F. Suarez
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T. Suomijärvi
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A.D. Supanitsky
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M.S. Sutherland
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J. Swain
  • Function : Author
Z. Szadkowski
  • Function : Author
A. Tamashiro
  • Function : Author
A. Tamburro
  • Function : Author
T. Tarutina
  • Function : Author
O. Tascau
  • Function : Author
R. Tcaciuc
  • Function : Author
D. Tcherniakhovski
  • Function : Author
N.T. Thao
  • Function : Author
D. Thomas
  • Function : Author
R. Ticona
  • Function : Author
J. Tiffenberg
  • Function : Author
C. Timmermans
  • Function : Author
W. Tkaczyk
  • Function : Author
C.J. Todero Peixoto
  • Function : Author
B. Tomé
  • Function : Author
A. Tonachini
  • Function : Author
I. Torres
  • Function : Author
P. Travnicek
  • Function : Author
D.B. Tridapalli
  • Function : Author
E. Trovato
  • Function : Author
V. Tuci
  • Function : Author
M. Tueros
  • Function : Author
R. Ulrich
  • Function : Author
M. Unger
  • Function : Author
J.F. Valdés Galicia
  • Function : Author
I. Valino
  • Function : Author
L. Valore
  • Function : Author
A.M. van den Berg
  • Function : Author
R.A. Vazquez
  • Function : Author
D. Veberic
  • Function : Author
A. Velarde
  • Function : Author
T. Venters
  • Function : Author
V. Verzi
  • Function : Author
M. Videla
  • Function : Author
L. Villasenor
  • Function : Author
S. Vorobiov
  • Function : Author
H. Wahlberg
  • Function : Author
P. Wahrlich
  • Function : Author
O. Wainberg
  • Function : Author
D. Warner
  • Function : Author
A.A. Watson
  • Function : Author
S. Westerhoff
  • Function : Author
B.J. Whelan
  • Function : Author
G. Wieczorek
  • Function : Author
L. Wiencke
  • Function : Author
B. Wilczynska
  • Function : Author
H. Wilczynski
  • Function : Author
C. Wileman
  • Function : Author
M.G. Winnick
  • Function : Author
B. Wundheiler
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P. Younk
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G. Yuan
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E. Zas
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D. Zavrtanik
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M. Zavrtanik
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I. Zaw
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A. Zepeda
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M. Ziolkowski
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Abstract

From direct observations of the longitudinal development of ultra-high energy air showers performed with the Pierre Auger Observatory, upper limits of 3.8%, 2.4%, 3.5% and 11.7% (at 95% c.l.) are obtained on the fraction of cosmic-ray photons above 2, 3, 5 and 10 EeV (1 EeV = 10^18 eV) respectively. These are the first experimental limits on ultra-high energy photons at energies below 10 EeV. The results complement previous constraints on top-down models from array data and they reduce systematic uncertainties in the interpretation of shower data in terms of primary flux, nuclear composition and proton-air cross-section.
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Dates and versions

in2p3-00377122 , version 1 (29-03-2016)

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J. Abraham, P. Abreu, M. Aglietta, C. Aguirre, E.J. Ahn, et al.. Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory. Astroparticle Physics, 2009, 31, pp.399-406. ⟨10.1016/j.astropartphys.2009.04.003⟩. ⟨in2p3-00377122⟩
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