G
G. Navarra
Researcher at University of Turin
Publications - 288
Citations - 13966
G. Navarra is an academic researcher from University of Turin. The author has contributed to research in topics: Cosmic ray & Pierre Auger Observatory. The author has an hindex of 57, co-authored 286 publications receiving 13260 citations. Previous affiliations of G. Navarra include Ehime University & Pontifical Catholic University of Rio de Janeiro.
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The Pierre Auger Collaboration
Martin Will,Lawrence Wiencke,B WilczyÅska,H WilczyÅski,B. J. Whelan,A. Widom,G. Wieczorek,S. Westerhoff,F. Werner,Andreas Weindl,K. Weidenhaupt,Marc Weber,David Walz,Alan Watson,O. Wainberg,H. Wahlberg,P. Wahrlich,L Villaseñor,M. Videla,Jakub Vicha,R A Vázquez,D VeberiÄ,V. Verzi,J R Vázquez,E. Varela,B Vargas Cárdenas,Laura Valore,A.M. van den Berg,Martin Urban,J F Valdés Galicia,Michael Unger,R. Ulrich,E. Trovato,Matias Tueros,G. Tristram,D. B. Tridapalli,A. Tonachini,Petr Travnicek,B TomÃ,L. Tomankova,G. Toma,C. J. Todero Peixoto,Charles Timmermans,W. Tkaczyk,Javier Tiffenberg,N. T. Thao,Deepa Thomas,R. Tcaciuc,O TaÅcÄu,M. Tartare,Alex Tapia,M. Szuba,John Swain,Zbigniew Szadkowski,M. S. Sutherland,T Å uÅ¡a,A.D. Supanitsky,T Suomijärvi,Federico Suarez,A. Stutz,Maurice Stephan,J. Stapleton,Jaroslaw Stasielak,Yogendra N. Srivastava,S. Stanič,H. M. Spinka,Ruben Squartini,J. Sorokin,Gregory R Snow,Paul Sommers,R Å mÃda,A SmiaÅ kowski,Octavian Sima,H. H. Silva Lopez,Günter Sigl,Iván Sidelnik,R. C. Shellard,M. Settimo,A. Shadkam,Alberto Segreto,Mario Scuderi,D. Schuster,Sergio Sciutto,Sebastian Schulte,F Schröder,P Schovánek,J. Schovancova,Harm Schoorlemmer,Olaf Scholten,A. Schmidt,P. Schiffer,V. Scherini,Harald Schieler,N. Scharf,Subir Sarkar,R. Sato,B. Sarkar,Fred Sarazin,E. M. Santos,Elton J. G. Santos,C. E. Santo,F Sánchez,Gaetano Salina,F. Salamida,Humberto Ibarguen Salazar,F. Salesa Greus,Alexandra Saftoiu,A. C. Rovero,C Rühle,Esteban Roulet,B Rouillé-d'Orfeuil,Markus Roth,T. Rossler,Jaime Rosado,German Ros,RodrÃguez-FrÃas,J. Rodriguez Rojo,I. Rodriguez Cabo,J. Rodriguez Martino,G. R. Gonzalvo Rodriguez,Jay Roberts,W. Rodrigues de Carvalho,Vincenzo Rizi,H. Rivera,Markus Risse,Pablo Ristori,Jan Ridky,S. Riggi,Benoît Revenu,Olivier Ravel,Diego Ravignani,Sven Querchfeld,Julian Rautenberg,Eduardo Quel,M. Prouza,A. Porcelli,Paolo Privitera,M. Pontz,V. H. Ponce,M. Plum,Manuel Platino,Valerio Pirronello,Mário Pimenta,Tanguy Pierog,P. Pieroni,R. Piegaia,Carl Pfendner,A. Petrolini,Y. Petrov,R. Pesce,E. Petermann,Sergio Petrera,L. Perrone,Miroslav Pech,Jan Pękala,Rodrigo Pelayo,I. M. Pepe,T. Paul,A. Parra,Sergio Pastor,G. Parente,E. Parizot,N. Palmieri,Miroslav Palatka,Juan Pallotta,D. Pakk Selmi-Dei,N. Pacheco,M.E. Ortiz,Angela V. Olinto,J Oehlschläger,L Nožka,D. Nitz,D. Nosek,L. Niemietz,N. Nierstenhoefer,P. T. Nhung,Marcus Niechciol,J. Neuser,P. Necesal,Lukas Nellen,A. Nelles,J. L. Navarro,S. Navas,G. Navarra,Roberto Mussa,M Münchmeyer,Marcio Aparecido Muller,G Müller,C. A. Moura,M MostafÃ,Juan Moreno,E. Moreno,C. Morello,B. Morales,D. Monnier Ragaigne,F. Montanet,M. Monasor,Silvia Mollerach,L. Molina-Bueno,I. A. Minaya,Lino Miramonti,M. I. Micheletti,Sasa Micanovic,C. Meurer,P. Mertsch,E. Menichetti,A. Menshikov,D. Melo,M. Melissas,D. Maurizio,Peter Mazur,Gustavo Medina-Tanco,D. Maurel,G. Matthiae,John N. Matthews,Matthews J.A.J.,Hermann-Josef Mathes,H. Martinez,O MartÃnez Bravo,L. Martin,D. Martello,G. Marsella,H. R. Marquez Falcon,Ioana Codrina Maris,Julio C. Marín,Vincent Marin,Paul M. Mantsch,A. G. Mariazzi,Dusan Mandat,S. Maldera,M. C. Maccarone,C. Macolino,H. Lyberis,A. Lucero,M. Ludwig,Lu Lu,J. Lozano Bahilo,A Lopez Agüera,K. Louedec,R López,Katrin Link,I. Lhenry-Yvon,Ph. Lebrun,M. A. Leigui de Oliveira,Antoine Letessier-Selvon,Leão M.S.A.B.,D. Lebrun,Coz S. Le,Pascal Lautridou,R. J. Lauer,Danielle LaHurd,Luca Latronico,C. Lachaud,Rosa G. La,Norbert Kunka,Daniel Kuempel,J. K. Kulbartz,F. Kuehn,D. Kruppke-Hansen,O Krömer,N. Krohm,K. Kotera,Koang D.-H.,Jonny Kleinfeller,J. Knapp,Matthias Kleifges,Hans Klages,Ernesto Kemp,R.M. Kieckhafer,J. L. Kelley,A. Keivani,Bianca Keilhauer,B Kégl,P. H. Kasper,I. Katkov,P. Karhan,Kreso Kadija,Karl-Heinz Kampert,S. Jiraskova,M. Josebachuili,A. Italiano,C. Jarne,F. Ionita,Antonio Insolia,D. Huber,Tim Huege,Pavel Horvath,M. HrabovskÃ,J R Hörandel,V. C. Holmes,Piotr Homola,N. Hollon,Carlos Hojvat,Dieter Heck,A.E. Herve,Andreas Haungs,T. Hebbeker,John L. Harton,Thomas Harrison,Diego Harari,Peter Hansen,Germano Guedes,Fausto Guarino,Y. Guardincerri,Alexander Grillo,N. Griffith,M. Grigat,E. Grashorn,S. Grebe,P. Gouffon,B. Gookin,Alessio Gorgi,J. G. Gonzalez,P Gonçalves,M Gómez Berisso,P F Gómez Vitale,F. Gomez Albarracin,H. Glass,M. Gold,Geraldina Golup,Maria Giller,J. Gitto,Piera Luisa Ghia,A. Gascon Bravo,H. Gemmeke,D. Garcia-Pinto,S. T. Garcia Roca,D. Garcia-Gamez,Silvia Gambetta,R. F. Gamarra,R. Gaior,Béatrice Fuchs,U Fröhlich,Octavian Fratu,E. D. Fraenkel,C. E. Fracchiolla,S. Fliescher,Alberto Filevich,A FilipÄiÄ,Brian Fick,Norberto Fazzini,A. P. Ferguson,Heino Falcke,Glennys R. Farrar,Anderson Fauth,P. Facal San Luis,A chegoyen,Martin Erdmann,Carlos Escobar,J. Espadanal,Ralph Engel,I. Dutan,Jan Ebr,D. D'Urso,Maria-Teresa Dova,P. N. Dong,A. Dorofeev,J. C. dos Anjos,Carola Dobrigkeit,W. Docters,Juan Carlos D'Olivo,F. Diogo,M L DÃaz Castro,Pham Ngoc Diep,C. Di Giulio,Niraj Dhital,H. Dembinski,Olivier Deligny,L. del Peral,K. D. de Vries,V. de Souza,I. De Mitri,de Mello Neto J.R.T.,S. J. De Jong,G. De La Vega,de Mello Junior W.J.M.,M. De Domenico,C. De Donato,Bruce R. Dawson,R. M. de Almeida,Kai Daumiller,Sergio Dasso,Bruno Daniel,Richard Dallier,S. Dagoret-Campagne,A. Curutiu,J. W. Cronin,A. Criss,A. Creusot,S. Coutu,Corbin Covault,J. Coppens,A. Cordier,M. J. Cooper,H. Cook,Fernando Contreras,Maria Rita Coluccia,Roger W Clay,Marco Cilmo,Jiri Chudoba,Diaz J. Chirinos,Jose Chinellato,Andrea Chiavassa,S. H. Cheng,J. Chauvin,R. Cester,Lorenzo Cazon,G. Cataldi,Onofrio A. Catalano,Antonella Castellina,Rossella Caruso,L. Caramete,B. Caccianiga,Karen S. Caballero-Mora,R. E. Burton,Antonio Bueno,Peter Buchholz,W. C. Brown,R. Bruijn,P. Brogueira,Jeffrey Brack,I.M. Brancus,Nataliia Borodai,R. Bonino,Carla Bonifazi,Denise Boncioli,H Blümer,M BoháÄová,C. Bleve,M. Blanco,Francisco J. Blanco,P. Billoir,Peter L. Biermann,Xavier Bertou,Corinne Berat,Segev BenZvi,Jose A. Bellido,A Bellétoile,B. R. Becker,K. H. Becker,J. J. Beatty,J Bäuml,B. M. Baughman,Barroso S.L.C.,Rémi Bardenet,A. F. Barbosa,K. B. Barber,Matthias Balzer,Alina Mihaela Badescu,T Bäcker,Gualberto Avila,M. Avenier,M. Ave,Julien Aublin,Pedro Assis,Hernán Asorey,Ernesto Arganda,F. Arqueros,C. Aramo,T AntiÄi'c,Sofia Andringa,Luis A. Anchordoqui,Amin Aminaei,M. Ambrosio,R. Alves Batista,J Alvarez-Muñiz,J. Alvarez Castillo,Patrick Allison,Alejandro Almela,J. Allen,Ingomar Allekotte,D. Allard,Albuquerque I.F.M.,Markus Ahlers,Eun-Joo Ahn,Marco Aglietta,P. Abreu,C. L. Williams,Tobias Winchen,M. Wommer,B. Wundheiler,T. Yamamoto,T. Yapici,P. W. Younk,G. Yuan,A. N. Yushkov,B. Zamorano Garcia,Enrique Zas,Danilo Zavrtanik,M. Zavrtanik,I. Zaw,Arnulfo Zepeda,Yingchun Zhu,M. Zimbres Silva,M. Ziolkowski +494 more
TL;DR: In this article, the Pierre Auger Collaboration has reported evidence for anisotropies in the arrival directions of cosmic rays with energies larger thanEth = 55 EeV and showed that there is a correlation above the isotropic expectation with nearby active galaxies and the largest excess is in a celestial region around the position of the radio galaxy Cen A.
Journal ArticleDOI
Correlation of the highest-energy cosmic rays with nearby extragalactic objects.
J. Abraham,P. Abreu,Marco Aglietta,C. Aguirre,D. Allard,I. Allekotte,J. Allen,Patrick Allison,C. Alvarez,Jaime Alvarez-Muñiz,M. Ambrosio,Luis A. Anchordoqui,Luis A. Anchordoqui,Sofia Andringa,A. Anzalone,Carla Aramo,Stefano Argiro,K. Arisaka,E. Armengaud,F. Arneodo,F. Arqueros,T. Asch,Hernán Gonzalo Asorey,Pedro Assis,B. S. Atulugama,Julien Aublin,M. Ave,G. Avila,T. Bäcker,Daniel Omar Badagnani,A. F. Barbosa,D. Barnhill,S. L.C. Barroso,Pablo M. Bauleo,J. J. Beatty,Tristan Beau,B. R. Becker,K.-H. Becker,Jose A. Bellido,Segev BenZvi,Corinne Berat,T. Bergmann,P. Bernardini,Xavier Bertou,Peter L. Biermann,Pierre Billoir,O. Blanch-Bigas,Francisco J. Blanco,P. Blasi,C. Bleve,H. Blümer,Martina Bohacova,Carla Bonifazi,R. Bonino,M. Boratav,Jeffrey Brack,Pedro Brogueira,W. C. Brown,Peter Buchholz,Antonio Bueno,N. Busca,Karen S. Caballero-Mora,Bei Cai,D. V. Camin,Rossella Caruso,Wagner Carvalho,Antonella Castellina,Onofrio A. Catalano,G. Cataldi,L. Cazon-Boado,R. Cester,J. Chauvin,A. Chiavassa,Jose Chinellato,A. Chou,A. Chou,J. Chye,P. Clark,Roger W Clay,E. Colombo,Rúben Conceição,B.M. Connolly,Fernando Contreras,J. Coppens,A. Cordier,U. Cotti,S. Coutu,Corbin Covault,A. Creusot,J. W. Cronin,S. Dagoret-Campagne,Kai Daumiller,Bruce R. Dawson,R. M. de Almeida,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,L. del Peral,Olivier Deligny,A. Della Selva,C. Delle Fratte,H. Dembinski,C. Di Giulio,J. C. Diaz,Carola Dobrigkeit,Juan Carlos D'Olivo,D. Dornic,A. Dorofeev,J. C. dos Anjos,M. T. Dova,D. D'Urso,Michael DuVernois,Ralph Engel,Luis N. Epele,Martin Erdmann,Carlos Escobar,A. Etchegoyen,P. Facal San Luis,Heino Falcke,G. Farrar,A. C. Fauth,N. Fazzini,A. Fernandez,Francesc Ferrer,S. Ferry,Brian Fick,Alberto Filevich,A. Filipčič,Ivor Fleck,R. Fonte,C. E. Fracchiolla,W. Fulgione,B. García,D. García Gámez,D. Garcia-Pinto,X. Garrido,Heiko Geenen,Graciela B. Gelmini,H. Gemmeke,P. L. Ghia,M. Giller,Henry Glass,M. S. Gold,G. Golup,F. Gomez Albarracin,M. Gómez Berisso,R. Gómez Herrero,Paulo J. S. Gonçalves,M. Gonçalves do Amaral,Daniel Gonzalez,J. G. Gonzalez,M. González,Dariusz Gora,Dariusz Gora,A. Gorgi,P. Gouffon,V. Grassi,A. A. Grillo,C. Grunfeld,Y. Guardincerri,F. Guarino,G. P. Guedes,J. Gutiérrez,J. D. Hague,Jean Christophe Hamilton,Peter Hansen,D. Harari,S. Harmsma,J. L. Harton,J. L. Harton,A. Haungs,T. Hauschildt,M. D. Healy,Thomas Hebbeker,D. Heck,C. Hojvat,V. C. Holmes,Piotr Homola,Jörg R. Hörandel,A. Horneffer,M. Horvat,M. Hrabovsky,Tim Huege,Marco Iarlori,A. Insolia,F. Ionita,A. Italiano,M. Kaducak,Karl-Heinz Kampert,B. Keilhauer,E. Kemp,R. M. Kieckhafer,H.O. Klages,M. Kleifges,J. Kleinfeller,R. Knapik,J. Knapp,D. H. Koang,Andreas Kopmann,A. Krieger,O. Krömer,Daniel Kümpel,N. Kunka,Alexander Kusenko,G. La Rosa,C. Lachaud,B. L. Lago,D. Lebrun,P. Le Brun,John K. Lee,M. A. Leigui de Oliveira,A. Letessier-Selvon,Matthias Leuthold,I. Lhenry-Yvon,R. López,A. Lopez Agüera,J. Lozano Bahilo,Maria Concetta Maccarone,C. Macolino,S. Maldera,Magdalena Malek,G. Mancarella,M. E. Mancenido,Dusan Mandat,P. Mantsch,A. G. Mariazzi,Ioana Codrina Maris,D. Martello,José Eduardo Martinez,O. Martínez Bravo,H. J. Mathes,John Matthews,John Matthews,J. A.J. Matthews,G. Matthiae,D. Maurizio,P.O. Mazur,Thomas McCauley,M. Mcewen,R. R. McNeil,M. C. Medina,G. Medina-Tanco,A. Meli,D. Melo,E. Menichetti,A. Menschikov,C. Meurer,R. Meyhandan,M. I. Micheletti,Gennaro Miele,Warner A. Miller,Silvia Mollerach,M. Monasor,M. Monasor,D. Monnier Ragaigne,François Montanet,B. Morales,C. Morello,E. Moreno,Juan Moreno,Christopher Morris,Miguel Mostafa,Marcio Aparecido Muller,R. Mussa,G. Navarra,J. L. Navarro,S. Sánchez Navas,L. Nellen,Catherine Newman-Holmes,D. Newton,D. Newton,T. Nguyen Thi,N. Nierstenhöfer,D. Nitz,D. Nosek,L. Nozka,J. Oehlschläger,T. Ohnuki,Angela V. Olinto,V. M. Olmos-Gilbaja,M.E. Ortiz,S. Ostapchenko,L. Otero,D. Pakk Selmi-Dei,M. Palatka,Johanna A. Pallotta,G. Parente,E. Parizot,S. Parlati,Sergio Pastor,M. Patel,T. Paul,Vasiliki Pavlidou,K. Payet,Miroslav Pech,J. Pçkala,Rodrigo Pelayo,Iuri Muniz Pepe,L. Perrone,S. Petrera,P. Petrinca,Y. Petrov,DiepPham Ngoc,DongPham Ngoc,T. N. Pham Thi,A. Pichel,R. Piegaia,T. Pierog,M. Pimenta,T. Pinto,V. Pirronello,Ofelia Pisanti,M. Platino,J. Pochon,T. A. Porter,Paolo Privitera,Michael Prouza,E. J. Quel,J. Rautenberg,S. Reucroft,B. Revenu,F. A. S. Rezende,J. Rídky,S. Riggi,Markus Risse,Colas Rivière,Vincenzo Rizi,M. Roberts,C. Robledo,G. Rodriguez,D. Rodríguez Frías,J. Rodríguez Martino,J. Rodriguez Rojo,I. Rodriguez-Cabo,German Ros,German Ros,Jaime Rosado,Markus Roth,B. Rouillé-d'Orfeuil,Esteban Roulet,A. C. Rovero,F. Salamida,Humberto Ibarguen Salazar,G. Salina,F. Sánchez,Marcos Santander,C. E. Santo,E. M. Santos,F. Sarazin,Subir Sarkar,R. Sato,V. Scherini,H. Schieler,Fabian Schmidt,T. Schmidt,Olaf Scholten,Petr Schovanek,F. Schüssler,S. J. Sciutto,Mario Scuderi,A. Segreto,D.V. Semikoz,Mariangela Settimo,R. C. Shellard,Iván Sidelnik,Beatriz B. Siffert,Günter Sigl,N. Smetniansky De Grande,A. Smialkowski,Radomir Smida,A. G. K. Smith,B. E. Smith,Gregory R Snow,Pierre Sokolsky,Paul Sommers,J. Sorokin,H. M. Spinka,H. M. Spinka,R. Squartini,E. Strazzeri,A. Stutz,Federico Suarez,T. Suomijärvi,A. D. Supanitsky,M. S. Sutherland,J. D. Swain,Z. Szadkowski,J. Takahashi,A. Tamashiro,A. Tamburro,O. Tascau,R. Tcaciuc,D. Thomas,R. Ticona,Javier Tiffenberg,Charles Timmermans,W. Tkaczyk,C. J. Todero Peixoto,B. Tome,A. Tonachini,D. Torresi,Petr Travnicek,A. K. Tripathi,G. Tristram,D. Tscherniakhovski,Matias Tueros,V. Tunnicliffe,Ralf Ulrich,M. Unger,M. Urban,J. F. Valdés Galicia,I. Valiño,L. Valore,A.M. van den Berg,V. Van Elewyck,R. A. Vázquez,Darko Veberič,Alejandro Luis Veiga,Antonio Velarde,Tonia M. Venters,V. Verzi,M. Videla,L. Villaseñor,Serguei Vorobiov,L. Voyvodic,Hernan Wahlberg,O. Wainberg,T. Waldenmaier,P. Walker,D. Warner,Alan Watson,S. Westerhoff,G. Wieczorek,L. R. Wiencke,B. Wilczynska,H. Wilczyński,C. Wileman,M. G. Winnick,H. Wu,B. Wundheiler,J. Xu,T. Yamamoto,P. Younk,Enrique Zas,D. Zavrtanik,M. Zavrtanik,A. Zech,A. Zepeda,M. Ziolkowski +452 more
TL;DR: In this article, the authors demonstrate that there is a correlation between the arrival directions of cosmic rays with energy above 6 x 10{sup 19} eV and the positions of active galactic nuclei lying within 75 Mpc.
Journal ArticleDOI
Properties and performance of the prototype instrument for the Pierre Auger Observatory
J. Abraham,Marco Aglietta,I. C. Aguirre,Michael Albrow,D. Allard,Ingomar Allekotte,P. S. Allison,J. Alvarez Muñiz,M. G. Do Amaral,M. Ambrosio,Luis A. Anchordoqui,R. Andrews,Marta Anguiano,J. C. dos Anjos,C. Aramo,Stefano Argiro,K. Arisaka,J. C. Arteaga,S. Atulugama,M. Ave,Gualberto Avila,R. Baggio,X. Bai,A. F. Barbosa,Henrique M. J. Barbosa,D. Barnhill,S. L. C. Barroso,P. Bauleo,J. J. Beatty,Tristan Beau,K. H. Becker,Jose A. Bellido,P. Bello,T. Bergmann,E. Berman,Xavier Bertou,Peter L. Biermann,P. Billoir,R. Biral,H. Bluemer,Martina Bohacova,E. Bollmann,Carla Bonifazi,M. Boratav,Antonella Boselli,Jeffrey Brack,J.M. Brunet,H. Bui-Duc,V. Cabrera,D.V. Camin,J.N. Capdevielle,A. Carreño,Nicolo Cartiglia,Rossella Caruso,L. A. de Carvalho,Sabrina Casanova,E. Casimiro,Antonella Castellina,J. M. G. Castro,P.W. Cattaneo,Lorenzo Cazon,R. Cester,N. Chávez,Daw Don Cheam,A. Chiavassa,Jose Chinellato,M. Chiosso,A. Chou,J. Chye,A. Cillis,Bárbara María Civit,Daniel R Claes,P. Clark,Roger W Clay,F. Cohen,A. Cordero,A. Cordier,E. Cormier,J. Cotzomi,U. Cotti,S. Coutu,Corbin Covault,A. Creusot,J. W. Cronin,M. Cuautle,S. Dagoret-Campagne,T. Dang-Quang,P. V.M. Da Silva,J. Darling,Pierre Darriulat,Kai Daumiller,Bruce R. Dawson,L. De Bruijn,A. de Capoa,M. A. L. de Oliveira,V. de Souza,A. Della Selva,Olivier Deligny,J. S. Díaz,Carola Dobrigkeit,Juan Carlos D'Olivo,A. V. Dorofeev,Maria-Teresa Dova,A. Dye,Michael DuVernois,Ralph Engel,Luis N. Epele,P. Eschstruth,Carlos Escobar,Alberto Etchegoyen,P. Facal San Luis,Anderson Fauth,Norberto Fazzini,A. Fernandez,A. Ferrero,Brian Fick,Alberto Filevich,A. Filipčivč,R. Fonte,R. Fonte,W. Fulgione,E. Gámez,Beatriz García,Carmen García,Heiko Geenen,H. Gemmeke,C. Germain-Renaud,Piera Luisa Ghia,K. Gibbs,Maria Giller,J. Gitto,H. Glass,M. Gómez Berisso,P.F. Gómez Vitale,J. S. Gonzalez,Dariusz Gora,A. Goodwin,P. Gouffon,V. Grassi,Alexander Grillo,C. Grunfeld,J. Grygar,Fausto Guarino,Germano Guedes,C. Guerard,R. Gumbsheimer,John L. Harton,F. Hasenbalg,Dieter Heck,Jose M Hernandez,D. Hoffer,Carlos Hojvat,Piotr Homola,M. Horvat,Miroslav Hrabovsky,Antonio Insolia,S. Jaminion,Y. Jerónimo,L. Jiang,M. Kaducak,Karl-Heinz Kampert,Bianca Keilhauer,Ernesto Kemp,Hans Klages,Matthias Kleifges,Jonny Kleinfeller,J. Knapp,Andreas Kopmann,Norbert Kunka,M. Kutschera,C. Lachaud,M. Lapolla,Antoine Letessier-Selvon,I. Lhenry-Yvon,J. Lloyd-Evans,R. López,A. Lopez Agüera,M. Lucano,Rafael E. Luna,Y. Ma,M. E. Mancenido,P.F. Manfredi,L. Manhaes,Paul M. Mantsch,A. G. Mariazzi,M. J. Markus,G. Martin,O. Martineau,José Eduardo Martinez,N. Martínez,O. Martinez,Hermann-Josef Mathes,J. A.J. Matthews,John Matthews,John Matthews,G. Matthiae,E. Marques,P. Matussek,G. Maurin,D. Maurizio,Peter Mazur,Thomas McCauley,M. Mcewen,R. R. McNeil,C. Medina,M. C. Medina,Gustavo Medina-Tanco,D. Melo,M. Melocchi,E. Menichetti,A. Menshikov,F. Meyer,R. Meyhandan,J. C. Meza,Gennaro Miele,Warner A. Miller,Mohammed A Mohammed,D. Monnier-Ragaigne,C. Morello,E. Moreno,Miguel Mostafá,R. Mussa,H. Nassini,G. Navarra,Lukas Nellen,F. Nerling,Catherine Newman-Holmes,D. Nicotra,S. Nigro,D. Nitz,Helio Nogima,D. Nosek,Manuel Nuñez,T. Ohnuki,Angela V. Olinto,S. Ostaptchenko,Miroslav Palatka,G. Parente,Etienne Parizot,E. H. Pasaye,Nadia Pastrone,M. Patel,T. Paul,Isabel Pedraza,Jan Pękala,Rodrigo Pelayo,Iuri Muniz Pepe,A. Pérez-Lorenzana,L. Perrone,N. Peshman,Sergio Petrera,P. Petrinca,D. Pham-Ngoc,P. Pham-Trung,Tanguy Pierog,Ofelia Pisanti,N. Playez,E. Ponce,T. A. Porter,L. Prado Junior,Paolo Privitera,M. Prouza,C. Pryke,J. B. Rafert,G. Raia,S. Ranchon,Lodovico Ratti,D. Ravignani,Valerio Re,H. C. Reis,S. Reucroft,B. Revenue,M. Richten,Jan Ridky,A. Risi,Markus Risse,Vincenzo Rizi,M. D. Roberts,C. Robledo,G. Rodriguez,J. Rodriquez,J. Rodriquez Martino,S. Román,Luigi Rosa,Markus Roth,Markus Roth,A. C. Rovero,Humberto Ibarguen Salazar,Gaetano Salina,F. Sánchez,Marcos Santander,L. G. Dos Santos,R. Sato,Petr Schovanek,V. Scherini,Sergio Sciutto,G. Sequeiros-Haddad,R. C. Shellard,E. Shibuya,F. V. Siguas,W. E. Slater,N. Smetniansky-De Grande,K. Smith,Gregory R Snow,Paul Sommers,C. Song,H. Spinka,Federico Suarez,T. Suomijärvi,D. Supanitsky,John Swain,Zbigniew Szadkowski,A. Tamashiro,G. J. Thornton,T. Thouw,R. Ticona,W. Tkaczyk,C. J. Todero Peixoto,A. K. Tripathi,G. Tristram,M. Trombley,D. Tscherniakhovski,P. Tuckey,V. Tunnicliffe,Martin Urban,C. Uribe Estrada,J. F. Valdés,Agueda Castagna de Vargas,C. Vargas,Ricardo Vázquez,Darko Veberič,Alejandro Luis Veiga,Antonio Velarde,Francois Vernotte,V. Verzi,M. Videla,Carlo Vigorito,L. Villaseñor,M. Vlcek,L. Voyvodic,T. Vo-Van,T. Waldenmaier,P. Walker,D. Warner,Alan Watson,C. H. Wiebusch,G. Wieczorek,B. Wilczynska,Henryk Wilczyński,N. R. Wild,T. Yamamoto,Enrique Zas,Danilo Zavrtanik,M. Zavrtanik,Arnulfo Zepeda,Chao Zhang,Q. Zhu +356 more
TL;DR: The first phase of the Pierre Auger Observatory has been completed and all of the sub-systems that will be used in the full instrument to be tested under field conditions as discussed by the authors.
Journal ArticleDOI
Observation of the suppression of the flux of cosmic rays above 4x10(19) eV
J. Abraham,P. Abreu,Marco Aglietta,C. Aguirre,D. Allard,I. Allekotte,J. Allen,Patrick Allison,Jaime Alvarez-Muñiz,M. Ambrosio,Luis A. Anchordoqui,Luis A. Anchordoqui,Sofia Andringa,A. Anzalone,Carla Aramo,Stefano Argiro,K. Arisaka,E. Armengaud,F. Arneodo,F. Arqueros,T. Asch,Hernán Gonzalo Asorey,Pedro Assis,B. S. Atulugama,Julien Aublin,Julien Aublin,M. Ave,Gualberto Avila,T. Bäcker,Daniel Omar Badagnani,Daniel Omar Badagnani,A. F. Barbosa,D. Barnhill,S. L. C. Barroso,B. M. Baughman,P. Bauleo,J. J. Beatty,Tristan Beau,B. R. Becker,K.-H. Becker,Jose A. Bellido,Segev BenZvi,Corinne Berat,T. Bergmann,P. Bernardini,Xavier Bertou,Peter L. Biermann,Pierre Billoir,Pierre Billoir,O. Blanch-Bigas,O. Blanch-Bigas,Francisco J. Blanco,P. Blasi,C. Bleve,H. Blu Mer,Martina Bohacova,Carla Bonifazi,Carla Bonifazi,R. Bonino,Jeffrey Brack,P. Brogueira,W. C. Brown,Peter Buchholz,Antonio Bueno,R. E. Burton,N. G. Busca,Karen S. Caballero-Mora,Bei Cai,D. V. Camin,L. Caramete,Rossella Caruso,Rossella Caruso,Wagner Carvalho,Antonella Castellina,Antonella Castellina,Onofrio A. Catalano,G. Cataldi,Lorenzo Cazon,R. Cester,J. Chauvin,A. Chiavassa,Jose Chinellato,A. Chou,A. Chou,Jiri Chudoba,J. Chye,P. Clark,Roger W Clay,E. Colombo,Rúben Conceição,B. Connolly,Fernando Contreras,J. Coppens,A. Cordier,U. Cotti,S. Coutu,Corbin Covault,A. Creusot,A. Criss,J. W. Cronin,A. Curutiu,S. Dagoret-Campagne,Kai Daumiller,Bruce R. Dawson,R. M. de Almeida,C. De Donato,S. J. De Jong,G. De La Vega,W. J. M. de Mello Junior,J. R. T. de Mello Neto,J. R. T. de Mello Neto,I. De Mitri,V. de Souza,L. del Peral,Olivier Deligny,A. Della Selva,C. Delle Fratte,H. Dembinski,C. Di Giulio,J. C. Diaz,Pham Ngoc Diep,Carola Dobrigkeit,Juan Carlos D'Olivo,P. N. Dong,D. Dornic,A. Dorofeev,J. C. dos Anjos,Maria-Teresa Dova,Maria-Teresa Dova,D. D'Urso,I. Dutan,Michael DuVernois,Ralph Engel,Luis N. Epele,Luis N. Epele,Carlos Escobar,A. Etchegoyen,P. Facal San Luis,Heino Falcke,Heino Falcke,G. Farrar,A. C. Fauth,N. Fazzini,Francesc Ferrer,A. Ferrero,Brian Fick,Alberto Filevich,A. Filipcic,Ivor Fleck,C. E. Fracchiolla,W. Fulgione,B. García,D. García Gámez,D. Garcia-Pinto,X. Garrido,Heiko Geenen,Graciela B. Gelmini,H. Gemmeke,P. L. Ghia,P. L. Ghia,Maria Giller,H. Glass,M. Gold,Geraldina Golup,F. Gomez Albarracin,F. Gomez Albarracin,M. Gómez Berisso,Paulo J. S. Gonçalves,M. Gonçalves do Amaral,Daniel Gonzalez,J. G. Gonzalez,M. Gonzalez,Dariusz Gora,A. Gorgi,P. Gouffon,V. Grassi,Alexander Grillo,C. Grunfeld,C. Grunfeld,Y. Guardincerri,F. Guarino,G. P. Guedes,J. Gutiérrez,J. D. Hague,V. Halenka,J. C. Hamilton,Peter Hansen,Peter Hansen,Diego Harari,S. Harmsma,J. L. Harton,J. L. Harton,A. Haungs,T. Hauschildt,M. D. Healy,Thomas Hebbeker,G. Hebrero,D. Heck,C. Hojvat,V. C. Holmes,Piotr Homola,Jörg R. Hörandel,A. Horneffer,Miroslav Hrabovsky,T. Huege,M. Hussain,M. Iarlori,A. Insolia,A. Insolia,F. Ionita,A. Italiano,A. Italiano,M. Kaducak,K. H. Kampert,T. Karova,P. H. Kasper,Balázs Kégl,B. Keilhauer,E. Kemp,R. M. Kieckhafer,H.O. Klages,M. Kleifges,J. Kleinfeller,R. Knapik,J. Knapp,D. H. Koang,A. Krieger,O. Kroemer,Daniel Kuempel,N. Kunka,Alexander Kusenko,G. La Rosa,C. Lachaud,B. L. Lago,D. Lebrun,P. Lebrun,John K. Lee,M. A. Leigui de Oliveira,A. Letessier-Selvon,A. Letessier-Selvon,Matthias Leuthold,I. Lhenry-Yvon,R. López,A. Lopez Agüera,J. Lozano Bahilo,A. Lucero,R. Luna García,M. C. Maccarone,C. Macolino,S. Maldera,G. Mancarella,M. E. Mancenido,M. E. Mancenido,Dusan Mandat,P. Mantsch,A. G. Mariazzi,A. G. Mariazzi,Ioana Codrina Maris,H. R. Marquez Falcon,D. Martello,José Eduardo Martinez,O. Martínez Bravo,H. J. Mathes,J. Matthews,J. A.J. Matthews,G. Matthiae,D. Maurizio,P.O. Mazur,Thomas McCauley,M. Mcewen,R. R. McNeil,M. C. Medina,G. Medina-Tanco,D. Melo,E. Menichetti,A. Menschikov,C. Meurer,R. Meyhandan,M. I. Micheletti,Gennaro Miele,Warner A. Miller,Silvia Mollerach,M. Monasor,D. Monnier Ragaigne,François Montanet,B. Morales,C. Morello,Juan Moreno,Christopher Morris,Miguel Mostafa,Marcio Aparecido Muller,R. Mussa,G. Navarra,J. L. Navarro,S. Navas,P. Necesal,L. Nellen,Catherine Newman-Holmes,D. Newton,P. T. Nhung,N. Nierstenhoefer,D. Nitz,D. Nosek,Libor Nozka,J. Oehlschlaeger,T. Ohnuki,Angela V. Olinto,V. M. Olmos-Gilbaja,M.E. Ortiz,Fabrizio Ortolani,S. Ostapchenko,L. Otero,N. Pacheco,D. Pakk Selmi-Dei,M. Palatka,J. Pallotta,G. Parente,E. Parizot,S. Parlati,Sergio Pastor,M. Patel,T. Paul,Vasiliki Pavlidou,K. Payet,Miroslav Pech,J. Pekala,Rodrigo Pelayo,Iuri Muniz Pepe,L. Perrone,R. Pesce,R. Pesce,S. Petrera,P. Petrinca,Y. Petrov,A. Pichel,R. Piegaia,T. Pierog,M. Pimenta,T. Pinto,V. Pirronello,Ofelia Pisanti,M. Platino,J. Pochon,Paolo Privitera,Paolo Privitera,M. Prouza,E. J. Quel,J. Rautenberg,A. Redondo,S. Reucroft,B. Revenu,F. A. S. Rezende,J. Ridky,S. Riggi,Markus Risse,Colas Rivière,Vincenzo Rizi,M. Roberts,C. Robledo,G. Rodriguez,J. Rodriguez Martino,J. Rodriguez Martino,J. Rodriguez Rojo,I. Rodriguez-Cabo,M. D. Rodríguez-Frías,German Ros,German Ros,Jaime Rosado,Markus Roth,B. Rouillé-d'Orfeuil,Esteban Roulet,A. C. Rovero,F. Salamida,Humberto Ibarguen Salazar,G. Salina,F. Sánchez,Marcos Santander,C. E. Santo,E. M. Santos,F. Sarazin,Subir Sarkar,R. Sato,V. Scherini,H. Schieler,A. Schmidt,Fabian Schmidt,T. Schmidt,Olaf Scholten,Petr Schovanek,F. Schroeder,S. Schulte,F. Schuessler,S. J. Sciutto,S. J. Sciutto,Mario Scuderi,Mario Scuderi,A. Segreto,D. V. Semikoz,Mariangela Settimo,R. C. Shellard,Iván Sidelnik,Beatriz B. Siffert,Günter Sigl,N. Smetniansky De Grande,A. Smialkowski,Radomir Smida,A. G. K. Smith,B. E. Smith,Gregory R Snow,Pierre Sokolsky,Paul Sommers,J. Sorokin,H. M. Spinka,R. Squartini,E. Strazzeri,A. Stutz,Federico Suarez,T. Suomijaervi,A. D. Supanitsky,M. S. Sutherland,J. D. Swain,Z. Szadkowski,Jun Takahashi,A. Tamashiro,A. Tamburro,T. Tarutina,T. Tarutina,O. Tascau,R. Tcaciuc,N. T. Thao,D. Thomas,R. Ticona,Javier Tiffenberg,Charles Timmermans,W. Tkaczyk,C. J. Todero Peixoto,B. Tome,A. Tonachini,I. Torres,Petr Travnicek,A. K. Tripathi,G. Tristram,D. Tscherniakhovski,V. Tuci,Matias Tueros,Matias Tueros,V. Tunnicliffe,Ralf Ulrich,M. Unger,Michael Urban,J. F. Valdés Galicia,I. Valiño,L. Valore,van den Ad M Berg,V. Van Elewyck,R. A. Vázquez,Darko Veberič,Alejandro Luis Veiga,Antonio Velarde,Tonia M. Venters,V. Verzi,M. Videla,L. Villaseñor,Serguei Vorobiov,L. Voyvodic,Hernan Wahlberg,Hernan Wahlberg,P. Wahrlich,O. Wainberg,P. Walker,D. Warner,Alan Watson,S. Westerhoff,G. Wieczorek,L. R. Wiencke,B. Wilczynska,H. Wilczyński,C. Wileman,M. G. Winnick,H. Wu,B. Wundheiler,T. Yamamoto,P. Younk,Enrique Zas,D. Zavrtanik,M. Zavrtanik,I. Zaw,Arnulfo Zepeda,M. Ziolkowski +488 more
TL;DR: The energy spectrum of cosmic rays above 2.5 x 10;{18} eV, derived from 20,000 events recorded at the Pierre Auger Observatory, is described and the hypothesis of a single power law is rejected with a significance greater than 6 standard deviations.
Journal ArticleDOI
The Pierre Auger Cosmic Ray Observatory
A. Aab,P. Abreu,Marco Aglietta,Marco Aglietta,E. J. Ahn,I. Al Samarai,J. N. Albert,Ivone F. M. Albuquerque,Ingomar Allekotte,J. Allen,Patrick Allison,Alejandro Almela,J. Alvarez Castillo,Jaime Alvarez-Muñiz,R. Alves Batista,M. Ambrosio,M. Ambrosio,Amin Aminaei,Luis A. Anchordoqui,Sofia Andringa,C. Aramo,C. Aramo,V. M. Aranda,Stefano Argiro,Stefano Argiro,K. Arisaka,F. Arneodo,F. Arqueros,T. Asch,Hernán Asorey,Pedro Assis,Julien Aublin,M. Ave,M. Avenier,Gualberto Avila,N. Awal,Alina Mihaela Badescu,Matthias Balzer,K. B. Barber,A. F. Barbosa,N. Barenthien,M. Barkhausen,J. Baeuml,Colin Baus,J. J. Beatty,K. H. Becker,Jose A. Bellido,Segev BenZvi,Corinne Berat,T. Bergmann,M. E. Bertaina,M. E. Bertaina,Peter L. Biermann,R. Bilhaut,P. Billoir,S. G. Blaes,M. Blanco,C. Bleve,C. Bleve,H. Bluemer,Martina Bohacova,H. Bolz,Denise Boncioli,C. Bonifaz,R. Bonino,R. Bonino,M. Boratav,Nataliia Borodai,F. Bracci,F. Bracci,Jeffrey Brack,I.M. Brancus,A. Bridgeman,Pedro Brogueira,W. C. Brown,Peter Buchholz,Antonio Bueno,Stijn Buitink,M. Buscemi,M. Buscemi,Karen S. Caballero-Mora,B. Caccianiga,B. Caccianiga,Lorenzo Caccianiga,D. V. Camin,D. V. Camin,M. Candusso,M. Candusso,L. Caramete,Rossella Caruso,Antonella Castellina,Antonella Castellina,A. Castera,G. Cataldi,G. Cataldi,Lorenzo Cazon,R. Cester,R. Cester,A. G. Chavez,A. Chiavassa,A. Chiavassa,Jose Chinellato,M. Chiosso,M. Chiosso,Jiri Chudoba,Marco Cilmo,Marco Cilmo,P. Clark,Roger W Clay,G. Cocciolo,G. Cocciolo,Roberta Colalillo,Roberta Colalillo,Alan Coleman,L. Collica,L. Collica,E. Colombo,S. Colonges,Maria Rita Coluccia,Maria Rita Coluccia,Rúben Conceição,Fernando Contreras,M. J. Cooper,J. Coppens,A. Cordier,B. Courty,S. Coutu,Corbin Covault,J. W. Cronin,A. Curutiu,Richard Dallier,Bruno Daniel,Sergio Dasso,Sergio Dasso,Kai Daumiller,Bruce R. Dawson,R. M. de Almeida,M. De Domenico,C. De Donato,C. De Donato,S. J. De Jong,J. R. T. de Mello Neto,I. De Mitri,I. De Mitri,J. de Oliveira,V. de Souza,K. D. de Vries,L. del Peral,Olivier Deligny,H. Dembinski,Niraj Dhital,C. Di Giulio,C. Di Giulio,A. Di Matteo,J. C. Diaz,M. L. Díaz Castro,F. Diogo,Carola Dobrigkeit,W. Docters,C. D'Olivo,P. Dolron,A. Dorofeev,Q. Dorosti Hasankiadeh,Maria-Teresa Dova,Maria-Teresa Dova,D. D'Urso,D. D'Urso,Jan Ebr,Ralph Engel,Luis N. Epele,Luis N. Epele,Martin Erdmann,M. Erfani,C. O. Escobar,C. O. Escobar,J. Espadanal,A. Etchegoyen,P. Facal San Luis,Heino Falcke,Heino Falcke,Ke Fang,G. Farrar,A. C. Fauth,Norberto Fazzini,A. P. Ferguson,M. Fernandes,A. Ferrero,Brian Fick,Juan Manuel Figueira,Alberto Filevich,A. Filipcic,A. Filipcic,B. D. Fox,E. D. Fraenkel,Octavian Fratu,M. M. Freire,U. Froehlich,Béatrice Fuchs,W. Fulgione,W. Fulgione,Toshihiro Fujii,B. García,D. Garcia-Gamez,D. Garcia-Pinto,G. Garilli,A. Gascon Bravo,Florian Gaté,Heiko Geenen,H. Gemmeke,B. Genolini,P. L. Ghia,P. L. Ghia,P. L. Ghia,Ugo Giaccari,Marco Giammarchi,Marco Giammarchi,K. Gibbs,M. Giller,N. Giudice,Christian Glaser,H. Glass,M. Gómez Berisso,P.F. Gómez Vitale,Paulo J. S. Gonçalves,J. G. Gonzalez,Nicolás González,B. Gookin,Dariusz Gora,Dariusz Gora,Joshua A. Gordon,A. Gorgi,A. Gorgi,Peter Gorham,W. Gotink,P. Gouffon,S. Grebe,N. Griffith,A. F. Grillo,Trent D. Grubb,J. Grygar,N. Guardone,F. Guarino,F. Guarino,G. P. Guedes,L. Guglielmi,R. Habraken,M. R. Hampel,Patricia María Hansen,Patricia María Hansen,Diego Harari,S. Harmsma,Thomas Harrison,S. Hartmann,J. L. Harton,A. Haungs,Thomas Hebbeker,D. Heck,P. Heimann,A. E. Herve,G. C. Hill,Carlos Hojvat,N. Hollon,E.M. Holt,Piotr Homola,J. R. Hoerandel,A. Horneffer,M. Horvat,Pavel Horvath,M. Hrabovsky,M. Hrabovsky,D. Huber,H. Hucker,Tim Huege,M. Iarlori,A. Insolia,Paula Gina Isar,I. Jandt,S. Jansen,C. Jarne,C. Jarne,Jeffrey A. Johnsen,M. Josebachuili,A. Kaeaepae,O. Kambeitz,Karl-Heinz Kampert,P. Kasper,Igor Katkov,Balázs Kégl,B. Keilhauer,Azadeh Keivani,John Kelley,E. Kemp,R. M. Kieckhafer,H.O. Klages,M. Kleifges,J. Kleinfeller,J. Knapp,Andreas Kopmann,R. Krause,N. Krohm,O. Kroemer,Daniel Kuempel,N. Kunka,Danielle LaHurd,Luca Latronico,Luca Latronico,R. J. Lauer,Markus Lauscher,Pascal Lautridou,S. Le Coz,M. S. A. B. Leão,D. Lebrun,P. Lebrun,M. A. Leigui de Oliveira,A. Letessier-Selvon,I. Lhenry-Yvon,K. Link,R. López,A. López Casado,K. Louedec,J. Lozano Bahilo,Lu Lu,A. Lucero,M. Ludwig,Max Malacari,S. Maldera,S. Maldera,M. Mallamaci,M. Mallamaci,J. Maller,Dusan Mandat,Paul M. Mantsch,A. G. Mariazzi,A. G. Mariazzi,Vincent Marin,I. C. Mariş,Giovanni Marsella,Giovanni Marsella,D. Martello,D. Martello,L. Martina,H. Martinez,N. Martínez,N. Martínez,O. Martínez Bravo,D. Martraire,J. J. Masías Meza,J. J. Masías Meza,H. J. Mathes,S. Mathys,John N. Matthews,J. A.J. Matthews,G. Matthiae,G. Matthiae,D. Maurel,D. Maurizio,Eric Mayotte,Peter Mazur,Carlos Medina,G. Medina-Tanco,R. Meissner,M. Melissas,V. B. B. Mello,D. Melo,E. Menichetti,E. Menichetti,A. Menshikov,S. Messina,R. Meyhandan,Sasa Micanovic,M. I. Micheletti,Lukas Middendorf,I. A. Minaya,Lino Miramonti,Lino Miramonti,B. Mitrica,L. Molina-Bueno,Silvia Mollerach,M. Monasor,F. Montanet,C. Morello,C. Morello,Miguel Mostafa,C. A. Moura,Marcio Aparecido Muller,Marcio Aparecido Muller,G. Mueller,S. Mueller,M. Muenchmeyer,R. Mussa,R. Mussa,G. Navarra,G. Navarra,S. Sánchez Navas,P. Necesal,L. Nellen,A. Nelles,J. Neuser,P. H. Nguyen,D. Nicotra,Marcus Niechciol,L. Niemietz,Tim Niggemann,D. Nitz,D. Nosek,V. Novotny,Libor Nozka,L. Ochilo,T. Ohnuki,Foteini Oikonomou,Angela V. Olinto,M. Oliveira,V. M. Olmos-Gilbaja,N. Pacheco,D. PakkSelmi-Dei,M. Palatka,J. Pallotta,N. Palmieri,Philipp Papenbreer,G. Parente,A. Parra,M. Patel,T. Paul,Miroslav Pech,Jan Pękala,R. Pelayo,Iuri Muniz Pepe,L. Perrone,L. Perrone,E. Petermann,Christine Peters,Sergio Petrera,P. Petrinca,P. Petrinca,Y. Petrov,J. Phuntsok,R. Piegaia,R. Piegaia,T. Pierog,P. Pieroni,P. Pieroni,M. Pimenta,V. Pirronello,Manuel Platino,M. Plum,A. Porcelli,C. Porowski,T. Porter,J. Pouryamout,J. Pouthas,R. R. 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Shellard,Iván Sidelnik,Günter Sigl,Octavian Sima,A. Smialkowski,Radomir Smida,A. G. K. Smith,Gregory R Snow,Paul Sommers,J. Sorokin,R. Speelman,H. M. Spinka,R. Squartini,Yogendra N. Srivastava,Samo Stanič,J. Stapleton,J. Stasielak,Maurice Stephan,A. Stutz,Federico Suarez,T. Suomijaervi,Alberto Daniel Supanitsky,M. S. Sutherland,M. Sutter,J. D. Swain,Z. Szadkowski,M. Szuba,O. A. Taborda,A. Tapia,Denis Tcherniakhovski,A. Tepe,V. M. Theodoro,Charles Timmermans,W. Tkaczyk,C. J. Todero Peixoto,G. Toma,L. Tomankova,B. Tome,A. Tonachini,A. Tonachini,G. Torralba Elipe,D. Torres Machado,Petr Travnicek,E. Trovato,T. N. Trung,V. Tunnicliffe,E. Tusi,E. Tusi,Ralf Ulrich,Michael Unger,Michael Unger,M. Urban,J. F. Valdés Galicia,I. Valiño,L. Valore,L. Valore,G. van Aar,P. van Bodegom,van den Ad M Berg,S. van Velzen,A. van Vliet,E. Varela,B. Vargas Cárdenas,Dragos Varnav,G. S. Varner,R. Vasquez,J. R. Vázquez,R. A. Vázquez,Darko Veberič,H. Verkooijen,V. Verzi,V. Verzi,J. Vicha,M. Videla,Luis Villaseñor,G. Vitali,G. Vitali,B. Vlcek,H. Vorenholt,Serguei Vorobiov,L. Voyvodic,Hernan Wahlberg,Hernan Wahlberg,O. Wainberg,P. Walker,David Walz,Alan Watson,Marc Weber,K. Weidenhaupt,A. Weindl,F. Werner,S. Westerhoff,A. Widom,C. H. Wiebusch,L. R. Wiencke,T. Wijnen,B. Wilczynska,H. Wilczyński,N.R. Wild,Tobias Winchen,David Wittkowski,G. Woerner,B. Wundheiler,Sarka Wykes,T. Yamamoto,T. Yapici,G. Yuan,Alexey Yushkov,B. Zamorano,Enrique Zas,D. Zavrtanik,D. Zavrtanik,M. Zavrtanik,M. Zavrtanik,Arnulfo Zepeda,Arnulfo Zepeda,Jing Zhou,Yingchun Zhu,M. Zimbres Silva,Benedikt Zimmermann,M. Ziolkowski,Francesca Zuccarello +643 more
TL;DR: The Pierre Auger Observatory as mentioned in this paper, the world's largest cosmic ray observatory, has been in successful operation since completion in 2008 and has recorded data from an exposure exceeding 40,000 km$^2$ sr yr.