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Science, ISSN 0036-8075, 2017, Volume 357, Issue 6357, pp. 1266 - 1270
Cosmic rays are atomic nuclei arriving from outer space that reach the highest energies observed in nature. Clues to their origin come from studying the... 
MULTIDISCIPLINARY SCIENCES
Journal Article
by Abraham, J and Abreu, P and Aglietta, M and Ahn, E. J and Allard, D and Allekotte, I and Allen, J and Alvarez-Muniz, J and Ambrosio, M and Anchordoqui, L and Aninga, S and Anticic, T and Anzalone, A and Aramo, C and Arganda, E and Arisaka, K and Arqueros, F and Asorey, H and Assis, P and Aublin, J and Ave, M and Avila, G and Baecker, T and Badagnani, D and Balzer, M and Barber, K. B and Barroso, S. L. C and Barbosa, A. F and Baughman, B and Bauleo, P and Beatty, J. J and Becker, B. R and Becker, K. H and Belletoile, A and Bellido, J. A and BenZvi, S and Berat, C and Bergmann, T and Bertou, X and Biermann, P. L and Billoir, P and Blanch-Bigas, O and Blanco, F and Blanco, M and Bleve, C and Bluemer, H and Bohacova, M and Boncioli, D and Bonifazi, C and Bonino, R and Borodai, N and Brack, J and Brogueira, P and Brown, W. C and Bruijn, R and Buchholz, P and Bueno, A and Burton, R. E and Busca, N. G and Caballero-Mora, K. S and Caramete, L and Caruso, R and Castellina, A and Catalano, O and Cataldi, G and Cazon, L and Cester, R and Chauvin, J and Chiavassa, A and Chinellato, J. A and Chou, A and Chudoba, J and Clay, R. W and Colombo, E and Coluccia, M. R and Conceicao, R and Contreras, F and Cook, H and Cooper, M. J and Coppens, J and Cordier, A and Cotti, U and Coutu, S and Covault, C. E and Creusot, A and Criss, A and Cronin, J and Curutiu, A and Dagoret-Campagne, S and Dallier, R and Daumiller, K and Dawson, B. R and de Almeida, R. M and De Domenico, M and De Donato, C and de Jong, S. J and De la Vega, G and de Mello Junior, W. J. M and de Mello Neto, J. R. T and De Mitri, I and ... and Pierre Auger Collaboration
Physical Review Letters, ISSN 0031-9007, 03/2010, Volume 104, Issue 9, p. 091101
We describe the measurement of the depth of maximum, X-max, of the longitudinal development of air showers induced by cosmic rays. Almost 4000 events above... 
PHYSICS, MULTIDISCIPLINARY | COSMIC-RAYS | FLUORESCENCE LIGHT | RESOLUTION
Journal Article
Physical Review Letters, ISSN 0031-9007, 2008, Volume 101, Issue 6, pp. 061101 - 061107
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. The spectral index... 
ENERGY | ARRAY | SPECTRUM | EXTENSIVE AIR-SHOWERS | PHYSICS, MULTIDISCIPLINARY | UPPER LIMIT
Journal Article
Physics Letters B, ISSN 0370-2693, 2010, Volume 685, Issue 4-5, pp. 239 - 246
We report a measurement of the flux of cosmic rays with unprecedented precision and Statistics using the Pierre Auger Observatory Based on fluorescence... 
Energy spectrum | SYSTEM | Pierre Auger Observatory | PHOTON FRACTION | ASTRONOMY & ASTROPHYSICS | PHYSICS, NUCLEAR | SURFACE DETECTOR | UPPER LIMIT | Cosmic rays | PHYSICS, PARTICLES & FIELDS
Journal Article
by Abreu, P and Aglietta, M and Ahn, E. J and Albuquerque, I. F. M and Allard, D and Allekotte, I and Allen, J and Allison, P and Almeda, A and Alvarez Castillo, J and Alvarez-Muniz, J and Ambrosio, M and Aminaei, A and Anchordoqui, L and Aninga, S and Anticic, T and Aramo, C and Arganda, E and Arqueros, F and Asorey, H and Assis, P and Aublin, J and Ave, M and Avenier, M and Avila, G and Baecker, T and Balzer, M and Barber, K. B and Barbosa, A. F and Bardenet, R and Barroso, S. L. C and Baughman, B and Baeuml, J and Beatty, J. J and Becker, B. R and Becker, K. H and Belletoile, A and Bellido, J. A and BenZvi, S and Berat, C and Bertou, X and Biermann, P. L and Billoir, P and Blanco, F and Blanco, M and Bleve, C and Bluemer, H and Bohacova, M and Boncioli, D and Bonifazi, C and Bonino, R and Borodai, N and Brack, J and Brogueira, P and Brown, W. C and Bruijn, R and Buchholz, P and Bueno, A and Burton, R. E and Caballero-Mora, K. S and Caramete, L and Caruso, R and Castellina, A and Catalano, O and Cataldi, G and Cazon, L and Cester, R and Chauvin, J and Cheng, S. H and Chiavassa, A and Chinellato, J. A and Diaz, J. Chirinos and Chudoba, J and Clay, R. W and Coluccia, M. R and Conceicao, R and Contreras, F and Cook, H and Cooper, M. J and Coppens, J and Cordier, A and Coutu, S and Covault, C. E and Creusot, A and Criss, A and Cronin, J and Curutiu, A and Dagoret-Campagne, S and Dallier, R and Dasso, S and Daumiller, K and Dawson, B. R and de Almeida, R. M and De Domenico, M and De Donato, C and de Jong, S. J and De La Vega, G and de Mello Junior, W. J. M and de Mello Neto, J. R. T and De Mitri, I and ... and Pierre Auger Collaboration
Physical Review Letters, ISSN 0031-9007, 08/2012, Volume 109, Issue 6
We report a measurement of the proton-air cross section for particle production at the center-of-mass energy per nucleon of 57 TeV. This is derived from the... 
HADRON FLUX | MODEL | PHYSICS, MULTIDISCIPLINARY | FLUCTUATIONS | SCATTERING | COLLISIONS
Journal Article
by Aab, A and Abreu, P and Aglietta, M and Ahn, E. J and Samarai, I. Al and Albuquerque, I. F. M and Allekotte, I and Allen, J and Allison, P and Almela, A and Alvarez Castillo, J and Alvarez-Muñiz, J and Alves Batista, R and Ambrosio, M and Aminaei, A and Anchordoqui, L and Aninga, S and Aramo, C and Aranda, V. M and Arqueros, F and Asorey, H and Assis, P and Aublin, J and Ave, M and Avenier, M and Avila, G and Awal, N and Badescu, A. M and Barber, K. B and Bäuml, J and Baus, C and Beatty, J. J and Becker, K. H and Bellido, J. A and Berat, C and Bertaina, M. E and Bertou, X and Biermann, P. L and Billoir, P and Blaess, S. G and Blanco, M and Bleve, C and Blümer, H and Boháčová, M and Boncioli, D and Bonifazi, C and Bonino, R and Borodai, N and Brack, J and Brancus, I and Bridgeman, A and Brogueira, P and Brown, W. C and Buchholz, P and Bueno, A and Buitink, S and Buscemi, M and Caballero-Mora, K. S and Caccianiga, B and Caccianiga, L and Candusso, M and Caramete, L and Caruso, R and Castellina, A and Cataldi, G and Cazon, L and Cester, R and Chavez, A. G and Chiavassa, A and Chinellato, J. A and Chudoba, J and Cilmo, M and Clay, R. W and Cocciolo, G and Colalillo, R and Coleman, A and Collica, L and Coluccia, M. R and Conceição, R and Contreras, F and Cooper, M. J and Cordier, A and Coutu, S and Covault, C. E and Cronin, J and Curutiu, A and Dallier, R and Daniel, B and Dasso, S and Daumiller, K and Dawson, B. R and de Almeida, R. M and De Domenico, M and de Jong, S. J and de Mello Neto, J. R. T and De Mitri, I and de Oliveira, J and de Souza, V and del Peral, L and Deligny, O and ... and Pierre Auger Collaboration and The Pierre Auger Collaboration and Fermi National Accelerator Lab. (FNAL), Batavia, IL (United States)
The Astrophysical Journal, ISSN 0004-637X, 2015, Volume 804, Issue 1, pp. 15 - 18
We analyze the distribution of arrival directions of ultra-high-energy cosmic rays recorded at the Pierre Auger Observatory in 10 years of operation. The data... 
astroparticle physics | acceleration of particles | SKY | CATALOG | ARRAY | NUCLEI | FIELD | ASTRONOMY & ASTROPHYSICS | SURFACE DETECTOR | SPECTRUM | UPPER LIMIT | Active galactic nuclei | Correlation | Arrivals | Galaxies | Anisotropy | Searching | Cosmic rays | Augers | Physics - High Energy Astrophysical Phenomena | Physics | Astrophysics | High Energy Astrophysical Phenomena | ASTRONOMY AND ASTROPHYSICS
Journal Article
Physical Review. D, Particles, Fields, Gravitation, and Cosmology, ISSN 1550-7998, 2015, Volume 91, Issue 9
Neutrinos in the cosmic ray flux with energies near 1 EeV and above are detectable with the Surface Detector array (SD) of the Pierre Auger Observatory. We... 
ARRAY | SPECTRUM | COSMIC-RAYS | ASTRONOMY & ASTROPHYSICS | DETECTOR | PHYSICS, PARTICLES & FIELDS | ASTRONOMY AND ASTROPHYSICS
Journal Article
Physical Review. D, Particles, Fields, Gravitation, and Cosmology, ISSN 1550-7998, 2014, Volume 89, Issue 5, pp. 052002(1) - 052002(18)
The emission of radio waves from air showers has been attributed to the so-called geomagnetic emission process. At frequencies around 50 MHz this process leads... 
FIELD | ASTRONOMY & ASTROPHYSICS | DETECTOR | SIGNALS | MONTE-CARLO SIMULATIONS | RADIATION | PULSES | PHYSICS, PARTICLES & FIELDS | Sciences of the Universe | Astrophysics | Physics | Instrumentation and Methods for Astrophysic | High Energy Astrophysical Phenomena
Journal Article
by Abraham, J and Abreu, P and Aglietta, M and Aguirre, C and Allard, D and Allekotte, I and Allen, J and Allison, P and Alvarez-Muñiz, J and Ambrosio, M and Anchordoqui, L and Andringa, S and Anzalone, A and Aramo, C and Argirò, S and Arisaka, K and Armengaud, E and Arneodo, F and Arqueros, F and Asch, T and Asorey, H and Assis, P and Atulugama, B.S and Aublin, J and Ave, M and Avila, G and Bäcker, T and Badagnani, D and Barbosa, A.F and Barnhill, D and Barroso, S.L.C and Bauleo, P and Beatty, J.J and Beau, T and Becker, K.H and Becker, B.R and Bellido, J.A and BenZvi, S and Berat, C and Bergmann, T and Bernardini, P and Bertou, X and Biermann, P.L and Billoir, P and Blanch-Bigas, O and Blanco, F and Blasi, P and Bleve, C and Blümer, H and Boháčová, M and Bonifazi, C and Bonino, R and Brack, J and Brogueira, P and Brown, W.C and Buchholz, P and Bueno, A and Burton, R.E and Busca, N.G and Caballero-Mora, K.S and Cai, B and Camin, D.V and Caramete, L and Caruso, R and Carvalho, W and Castellina, A and Catalano, O and Cataldi, G and Cazon, L and Cester, R and Chauvin, J and Chiavassa, A and Chinellato, J.A and Chou, A and Chye, J and Clay, R.W and Colombo, E and Conceição, R and Connolly, B and Contreras, F and Coppens, J and Cordier, A and Cotti, U and Coutu, S and Covault, C.E and Creusot, A and Criss, A and Cronin, J and Curutiu, A and Dagoret-Campagne, S and Daumiller, K and Dawson, B.R and de Almeida, R.M and De Donato, C and de Jong, S.J and De La Vega, G and de Mello, W.J.M and de Mello Neto, J.R.T and De Mitri, I and de Souza, V and ...
Astroparticle Physics, ISSN 0927-6505, 2008, Volume 29, Issue 3, pp. 188 - 204
Journal Article
by Abraham, J and Abreu, P and Aglietta, M and Ahn, E.J and Allard, D and Allekotte, I and Allen, J and Alvarez-Muñiz, J and Ambrosio, M and Anchordoqui, L and Andringa, S and Antičić, T and Anzalone, A and Aramo, C and Arganda, E and Arisaka, K and Arqueros, F and Asorey, H and Assis, P and Aublin, J and Ave, M and Avila, G and Bäcker, T and Badagnani, D and Balzer, M and Barber, K.B and Barbosa, A.F and Barroso, S.L.C and Baughman, B and Bauleo, P and Beatty, J.J and Becker, K.H and Becker, B.R and Bellétoile, A and Bellido, J.A and BenZvi, S and Berat, C and Bergmann, T and Bertou, X and Biermann, P.L and Billoir, P and Blanch-Bigas, O and Blanco, F and Blanco, M and Bleve, C and Blümer, H and Boháčová, M and Boncioli, D and Bonifazi, C and Bonino, R and Borodai, N and Brack, J and Brogueira, P and Brown, W.C and Bruijn, R and Buchholz, P and Bueno, A and Burton, R.E and Busca, N.G and Caballero-Mora, K.S and Caramete, L and Caruso, R and Castellina, A and Catalano, O and Cataldi, G and Cazon, L and Cester, R and Chauvin, J and Chiavassa, A and Chinellato, J.A and Chou, A and Chudoba, J and Clay, R.W and Colombo, E and Coluccia, M.R and Conceição, R and Contreras, F and Cook, H and Cooper, M.J and Coppens, J and Cordier, A and Cotti, U and Coutu, S and Covault, C.E and Creusot, A and Criss, A and Cronin, J and Curutiu, A and Dagoret-Campagne, S and Dallier, R and Daumiller, K and Dawson, B.R and de Almeida, R.M and De Domenico, M and De Donato, C and de Jong, S.J and De La Vega, G and de Mello Junior, W.J.M and de Mello Neto, J.R.T and De Mitri, I and ...
Nuclear Inst. and Methods in Physics Research, A, ISSN 0168-9002, 2010, Volume 613, Issue 1, pp. 29 - 39
Journal Article
Physical Review. D, Particles, Fields, Gravitation, and Cosmology, ISSN 1550-7998, 2014, Volume 90, Issue 12, p. 122006
Using the data taken at the Pierre Auger Observatory between December 2004 and December 2012, we have examined the implications of the distributions of depths... 
SIMULATION | COSMIC-RAYS | ASTRONOMY & ASTROPHYSICS | PHYSICS, PARTICLES & FIELDS | Sciences of the Universe | Astrophysics | Physics | High Energy Astrophysical Phenomena | ASTRONOMY AND ASTROPHYSICS
Journal Article
by Aab, A and Abreu, P and Aglietta, M and Al Samarai, I and Albuquerque, I. F. M and Allekotte, I and Almela, A and Alvarez Castillo, J and Alvarez-Muniz, J and Anastasi, G. A and Anchordoqui, L and Anada, B and Aninga, S and Aramo, C and Arqueros, F and Arsene, N and Asorey, H and Assis, P and Aublin, J and Avila, G and Badescu, A. M and Balaceanu, A and Barreira Luz, R. J and Beatty, J. J and Bellido, J. A and Berat, C and Bertaina, M. E and Bertou, X and Biermann, P. L and Billoir, P and Biteau, J and Blaess, S. G and Blanco, A and Blazek, J and Bleve, C and Bohacova, M and Boncioli, D and Bonifazi, C and Borodai, N and Botti, A. M and Brack, J and Brancus, I and Bretz, T and Bridgeman, A and Briechle, F. L and Buchholz, P and Bueno, A and Buitink, S and Buscemi, M and Caballero-Mora, K. S and Caccianiga, L and Cancio, A and Canfora, F and Caramete, L and Caruso, R and Castellina, A and Cataldi, G and Cazon, L and Chavez, A. G and Chinellato, J. A and Chudoba, J and Clay, R. M and Colalillo, R and Coleman, A and Collica, L and Coluccia, M. R and Conceicao, R and Contreras, F and Cooper, M. J and Coutu, S and Covault, C. E and Cronin, J and D'Amico, S and Daniel, B and Dasso, S and Daumiller, K and Dawson, B. R and de Almeida, R. M and de Jong, S. J and De Mauro, G and de Mello Neto, J. R. T and De Mitri, I and de Oliveira, J and de Souza, V and Debatin, J and Deligny, O and Di Ginlio, C and di Matteo, A and Diaz Castro, M. L and Diogo, F and Dobrigkeit, C and D'Olivo, J. C and Dorosti, Q and dos Anjos, R. C and Dova, M. T and Dundovic, A and Ebr, J and Engel, R and Erdmann, M and Erfani, M and ... and Pierre Auger Collaboration and Fermi National Accelerator Lab. (FNAL), Batavia, IL (United States)
Journal of Cosmology and Astroparticle Physics, ISSN 1475-7516, 04/2017, Volume 2017, Issue 4, pp. 38 - 38
Journal Article
Physical Review. D, Particles, Fields, Gravitation, and Cosmology, ISSN 1550-7998, 2009, Volume 79, Issue 10, p. 102001
Data collected at the Pierre Auger Observatory are used to establish an upper limit on the diffuse flux of tau neutrinos in the cosmic radiation.... 
TELESCOPES | AIR-SHOWERS | ACTIVE GALACTIC NUCLEI | SEARCH | PERFORMANCE | ASTROPHYSICS | ASTRONOMY & ASTROPHYSICS | SPECTRUM | OSCILLATIONS | COSMIC-RAYS | PROPAGATION | PHYSICS, PARTICLES & FIELDS
Journal Article
by Albert, A and André, M and Anghinolfi, M and Ardid, M and Aubert, J.-J and Aublin, J and Avgitas, T and Baret, B and Barrios-Martí, J and Basa, S and Belhorma, B and Bertin, V and Biagi, S and Bormuth, R and Bourret, S and Bouwhuis, M.C and Brânzaş, H and Bruijn, R and Brunner, J and Busto, J and Capone, A and Caramete, L and Carr, J and Celli, S and El Moursli, R. Cherkaoui and Chiarusi, T and Circella, M and Coelho, J.A.B and Coleiro, A and Coniglione, R and Costantini, H and Coyle, P and Creusot, A and Díaz, A.F and Deschamps, A and De Bonis, G and Distefano, C and Di Palma, I and Domi, A and Donzaud, C and Dornic, D and Drouhin, D and Eberl, T and Bojaddaini, I. El and Khayati, N. El and Elsässer, D and Enzenhöfer, A and Ettahiri, A and Fassi, F and Felis, I and Fusco, L.A and Gay, P and Giordano, V and Glotin, H and Grégoire, T and Ruiz, R. Gracia and Graf, K and Hallmann, S and Van Haren, H and Heijboer, A.J and Hello, Y and Hernández-Rey, J.J and Hößl, J and Hofestädt, J and Illuminati, G and James, C.W and De Jong, M.D and Jongen, M and Kadler, M and Kalekin, O and Katz, U and Kießling, D and Kouchner, A and Kreter, M and Kreykenbohm, I and Kulikovskiy, V and Lachaud, C and Lahmann, R and Lefèvre, D and Leonora, E and Lotze, M and Loucatos, S and Marcelin, M and Margiotta, A and Marinelli, A and Martínez-Mora, J.A and Mele, R and Melis, K and Michael, T and Migliozzi, P and Moussa, A and Navas, S and Nezri, E and Organokov, M and Pǎvǎlaş, G.E and Pellegrino, C and Perrina, C and Piattelli, P and Popa, V and Pradier, T and ... and IceCube Collaboration and Pierre Auger Collaboration and LIGO Sci Collaboration & Virgo and ANTARES Collaboration and LIGO Scientific Collaboration and Virgo Collaboration and The Pierre Auger Collaboration and Fermi National Accelerator Lab. (FNAL), Batavia, IL (United States) and Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States) and Los Alamos National Lab. (LANL), Los Alamos, NM (United States) and Fysikum and Naturvetenskapliga fakulteten and Stockholms universitet and Oskar Klein-centrum för kosmopartikelfysik (OKC)
Astrophysical Journal Letters, ISSN 2041-8205, 12/2017, Volume 850, Issue 2, p. L35
Journal Article