Design and implementation of the AMIGA embedded system for data acquisition


Por: Aab A., Abreu P., Aglietta M., Albury J.M., Allekotte I., Almela A., Alvarez-Muñiz J., Alves Batista R., Anastasi G.A., Anchordoqui L., Andrada B., Andringa S., Aramo C., Araújo Ferreira P.R., Arteaga Velázquez J.C., Asorey H., Assis P., Avila G., Badescu A.M., Bakalova A., Balaceanu A., Barbato F., Barreira Luz R.J., Becker K.H., Bellido J.A., Berat C., Bertaina M.E., Bertou X., Biermann P.L., Binet V., Bister T., Biteau J., Blazek J., Bleve C., Bohácová M., Boncioli D., Bonifazi C., Bonneau Arbeletche L., Borodai N., Botti A.M., Brack J., Bretz T., Brichetto Orchera P.G., Briechle F.L., Buchholz P., Bueno A., Buitink S., Buscemi M., Caballero-Mora K.S., Caccianiga L., Canfora F., Caracas I., Carceller J.M., Caruso R., Castellina A., Catalani F., Cataldi G., Cazon L., Cerda M., Chinellato J.A., Choi K., Chudoba J., Chytka L., Clay R.W., Cobos Cerutti A.C., Colalillo R., Coleman A., Coluccia M.R., Conceição R., Condorelli A., Consolati G., Contreras F., Convenga F., Correia Dos Santos D., Covault C.E., Dasso S., Daumiller K., Dawson B.R., Day J.A., De Almeida R.M., De Jesús J., De Jong S.J., De Mauro G., De Mello Neto J.R.T., De Mitri I., De Oliveira J., De Oliveira Franco D., De Palma F., De Souza V., De Vito E., Del Río M., Deligny O., Di Matteo A., Dobrigkeit C., D'Olivo J.C., Dos Anjos R.C., Dova M.T., Ebr J., Engel R., Epicoco I., Erdmann M., Escobar C.O., Etchegoyen A., Falcke H., Farmer J., Farrar G., Fauth A.C., Fazzini N., Feldbusch F., Fenu F., Fick B., Figueira J.M., Filipcic A., Fodran T., Freire M.M., Fujii T., Fuster A., Galea C., Galelli C., García B., Garcia Vegas A.L., Gemmeke H., Gesualdi F., Gherghel-Lascu A., Ghia P.L., Giaccari U., Giammarchi M., Giller M., Glombitza J., Gobbi F., Gollan F., Golup G., Gómez Berisso M., Gómez Vitale P.F., Gongora J.P., González J.M., González N., Goos I., Góra D., Gorgi A., Gottowik M., Grubb T.D., Guarino F., Guedes G.P., Guido E., Hahn S., Hamal P., Hampel M.R., Hansen P., Harari D., Harvey V.M., Haungs A., Hebbeker T., Heck D., Hill G.C., Hojvat C., Hörandel J.R., Horvath P., Hrabovský M., Huege T., Hulsman J., Insolia A., Isar P.G., Janecek P., Johnsen J.A., Jurysek J., Kääpä A., Kampert K.H., Keilhauer B., Kemp J., Klages H.O., Kleifges M., Kleinfeller J., Köpke M., Kunka N., Lago B.L., Lang R.G., Langner N., Leigui De Oliveira M.A., Lenok V., Letessier-Selvon A., Lhenry-Yvon I., Lo Presti D., Lopes L., López R., Lu L., Luce Q., Lundquist J.P., MacHado Payeras A., Mancarella G., Mandat D., Manning B.C., Manshanden J., Mantsch P., Marafico S., Mariazzi A.G., Maris I.C., Marsella G., Martello D., Martinez H., Martínez Bravo O., Mastrodicasa M., Mathes H.J., Matthews J., Matthiae G., Mayotte E., Mazur P.O., Medina-Tanco G., Melo D., Menshikov A., Merenda K.-D., Michal S., Micheletti M.I., Miramonti L., Mollerach S., Montanet F., Morello C., Mostafá M., Müller A.L., Muller M.A., Mulrey K., Mussa R., Muzio M., Namasaka W.M., Nasr-Esfahani A., Nellen L., Niculescu-Oglinzanu M., Niechciol M., Nitz D., Nosek D., Novotny V., Nožka L., Nucita A., Núñez L.A., Palatka M., Pallotta J., Papenbreer P., Parente G., Parra A., Pech M., Pedreira F., Pkala J., Pelayo R., Peña-Rodriguez J., Pereira Martins E.E., Perez Armand J., Pérez Bertolli C., Perlin M., Perrone L., Petrera S., Pierog T., Pimenta M., Pirronello V., Platino M., Pont B., Pothast M., Privitera P., Prouza M., Puyleart A., Querchfeld S., Rautenberg J., Ravignani D., Reininghaus M., Ridky J., Riehn F., Risse M., Rizi V., Rodrigues De Carvalho W., Rodriguez Rojo J., Roncoroni M.J., Roth M., Roulet E., Rovero A.C., Ruehl P., Saffi S.J., Saftoiu A., Salamida F., Salazar H., Salina G., Sanabria Gomez J.D., Sánchez F., Santos E.M., Santos E., Sarazin F., Sarmento R., Sarmiento-Cano C., Sato R., Savina P., Schäfer C.M., Scherini V., Schieler H., Schimassek M., Schimp M., Schlüter F., Schmidt D., Scholten O., Schovánek P., Schröder F.G., Schröder S., Schulte J., Sciutto S.J., Scornavacche M., Segreto A., Sehgal S., Shellard R.C., Sigl G., Silli G., Sima O., Šmída R., Sommers P., Soriano J.F., Souchard J., Squartini R., Stadelmaier M., Stanca D., Stanic S., Stasielak J., Stassi P., Streich A., Suárez-Durán M., Sudholz T., Suomijärvi T., Supanitsky A.D., Šupík J., Szadkowski Z., Tapia A., Taricco C., Timmermans C., Tkachenko O., Tobiska P., Todero Peixoto C.J., Tomé B., Travaini A., Travnicek P., Trimarelli C., Trini M., Tueros M., Ulrich R., Unger M., Vaclavek L., Vacula M., Valdés Galicia J.F., Valore L., Varela E., Varma K.c. V., Vásquez-Ramírez A., Veberic D., Ventura C., Vergara Quispe I.D., Verzi V., Vicha J., Vink J., Vorobiov S., Wahlberg H., Watanabe C., Watson A.A., Weber M., Weindl A., Wiencke L., Wilczynski H., Wirtz M., Wittkowski D., Wundheiler B., Yushkov A., Zapparrata O., Zas E., Zavrtanik D., Zavrtanik M., Zehrer L., Zepeda A., Del Castillo N., De Innocenti G., Ferreyro L., Garavano S., Gorbeña D., Leal N., Ríos G., Paramidani M., Pierri G., Reyes C., Riello A., Salum J.M., Sedoski Croce A.P.J., Silva D., Varela C.

Publicada: 1 ene 2021
Resumen:
The Auger Muon Infill Ground Array (AMIGA) is part of the AugerPrime upgrade of the Pierre Auger Observatory. It consists of particle counters buried 2.3 m underground next to the water-Cherenkov stations that form the 23.5 km2 large infilled array. The reduced distance between detectors in this denser area allows the lowering of the energy threshold for primary cosmic ray reconstruction down to about 1017 eV. At the depth of 2.3 m the electromagnetic component of cosmic ray showers is almost entirely absorbed so that the buried scintillators provide an independent and direct measurement of the air showers muon content. This work describes the design and implementation of the AMIGA embedded system, which provides centralized control, data acquisition and environment monitoring to its detectors. The presented system was firstly tested in the engineering array phase ended in 2017, and lately selected as the final design to be installed in all new detectors of the production phase. The system was proven to be robust and reliable and has worked in a stable manner since its first deployment. © 2021 The Author(s).

Filiaciones:
Aab A.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

Abreu P.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Aglietta M.:
 Infn, Sezione di Torino, Torino, Italy

 Osservatorio Astrofisico di Torino (INAF), Torino, Italy

Albury J.M.:
 University of Adelaide, Adelaide, SA, Australia

Allekotte I.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

Almela A.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Universidad Tecnológica Nacional - Facultad Regional Buenos Aires, Buenos Aires, Argentina

Alvarez-Muñiz J.:
 Instituto Galego de Física de Altas Enerxiás (IGFAE), Universidade de Santiago de Compostela, Santiago de Compostela, Spain

Alves Batista R.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

Anastasi G.A.:
 Infn, Sezione di Torino, Torino, Italy

 Università Torino, Dipartimento di Fisica, Torino, Italy

Anchordoqui L.:
 Department of Physics and Astronomy, Lehman College, City University of New York, Bronx, NY, United States

Andrada B.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Andringa S.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Aramo C.:
 INFN, Sezione di Napoli, Napoli, Italy

Araújo Ferreira P.R.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Arteaga Velázquez J.C.:
 Universidad Michoacana de San Nicolás de Hidalgo, Morelia Michoacán, Mexico

Asorey H.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Assis P.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Avila G.:
 Observatorio Pierre Auger and Comisión Nacional de Energiá Atómica, Malarguë, Argentina

Badescu A.M.:
 University Politehnica of Bucharest, Bucharest, Romania

Bakalova A.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Balaceanu A.:
 "horia Hulubei" National Institute for Physics and Nuclear Engineering, Bucharest-Magurele, Romania

Barbato F.:
 Gran Sasso Science Institute, L'Aquila, Italy

 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

Barreira Luz R.J.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Becker K.H.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Bellido J.A.:
 University of Adelaide, Adelaide, SA, Australia

 Universidad Nacional de San Agustin de Arequipa, Facultad de Ciencias Naturales y Formales, Arequipa, Peru

Berat C.:
 Univ. Grenoble Alpes, Cnrs, Grenoble Institute of Engineering Univ. Grenoble Alpes, LPSC-IN2P3, Grenoble, 38000, France

Bertaina M.E.:
 Infn, Sezione di Torino, Torino, Italy

 Università Torino, Dipartimento di Fisica, Torino, Italy

Bertou X.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

Biermann P.L.:
 Max-Planck-Institut für Radioastronomie, Bonn, Germany

Binet V.:
 Instituto de Física de Rosario (IFIR) - CONICET/U.N.R., Facultad de Ciencias Bioquímicas y Farmacéuticas U.N.R., Rosario, Argentina

Bister T.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Biteau J.:
 Université Paris-Saclay, CNRS/IN2P3, IJCLab, Orsay, France

Blazek J.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Bleve C.:
 Univ. Grenoble Alpes, Cnrs, Grenoble Institute of Engineering Univ. Grenoble Alpes, LPSC-IN2P3, Grenoble, 38000, France

Bohácová M.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Boncioli D.:
 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

 Università Dell'Aquila, Dipartimento di Scienze Fisiche e Chimiche, L'Aquila, Italy

Bonifazi C.:
 Universidade Federal Do Rio de Janeiro, Instituto de Física, Rio de Janeiro RJ, Brazil

Bonneau Arbeletche L.:
 Universidade de São Paulo, Instituto de Física, São Paulo SP, Brazil

Borodai N.:
 Institute of Nuclear Physics Pan, Krakow, Poland

Botti A.M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Brack J.:
 Colorado State University, Fort Collins, CO, United States

Bretz T.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Brichetto Orchera P.G.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Briechle F.L.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Buchholz P.:
 Universität Siegen, Department Physik - Experimentelle Teilchenphysik, Siegen, Germany

Bueno A.:
 Universidad de Granada and C.A.F.P.E., Granada, Spain

Buitink S.:
 Vrije Universiteit Brussels, Brussels, Belgium

Buscemi M.:
 INFN, Sezione di Catania, Catania, Italy

Caballero-Mora K.S.:
 Universidad Autónoma de Chiapas, Tuxtla Gutiérrez, Chiapas, Mexico

Caccianiga L.:
 Infn, Sezione di Milano, Milano, Italy

 Università di Milano, Dipartimento di Fisica, Milano, Italy

Canfora F.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

 Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF), Science Park, Amsterdam, Netherlands

Caracas I.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Carceller J.M.:
 Universidad de Granada and C.A.F.P.E., Granada, Spain

Caruso R.:
 INFN, Sezione di Catania, Catania, Italy

 Università di Catania, Dipartimento di Fisica e Astronomia, Catania, Italy

Castellina A.:
 Infn, Sezione di Torino, Torino, Italy

 Osservatorio Astrofisico di Torino (INAF), Torino, Italy

Catalani F.:
 Universidade de São Paulo, Escola de Engenharia de Lorena, Lorena SP, Brazil

Cataldi G.:
 Infn, Sezione di Lecce, Lecce, Italy

Cazon L.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Cerda M.:
 Observatorio Pierre Auger, Malarguë, Argentina

Chinellato J.A.:
 Universidade Estadual de Campinas, Ifgw, Campinas SP, Brazil

Choi K.:
 Université Libre de Bruxelles (ULB), Brussels, Belgium

Chudoba J.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Chytka L.:
 Palacký University, RCPTM, Olomouc, Czech Republic

Clay R.W.:
 University of Adelaide, Adelaide, SA, Australia

Cobos Cerutti A.C.:
 Instituto de Tecnologías en Detección y Astropartículas (CNEA, CONICET, UNSAM), Universidad Tecnológica Nacional - Facultad Regional Mendoza (CONICET/CNEA), Mendoza, Argentina

Colalillo R.:
 INFN, Sezione di Napoli, Napoli, Italy

 Università di Napoli "federico Ii", Dipartimento di Fisica "ettore Pancini", Napoli, Italy

Coleman A.:
 University of Delaware, Department of Physics and Astronomy, Bartol Research Institute, Newark, DE, United States

Coluccia M.R.:
 Infn, Sezione di Lecce, Lecce, Italy

Conceição R.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Condorelli A.:
 Gran Sasso Science Institute, L'Aquila, Italy

 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

Consolati G.:
 Infn, Sezione di Milano, Milano, Italy

 Politecnico di Milano, Dipartimento di Scienze e Tecnologie Aerospaziali, Milano, Italy

Contreras F.:
 Observatorio Pierre Auger and Comisión Nacional de Energiá Atómica, Malarguë, Argentina

Convenga F.:
 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

Correia Dos Santos D.:
 Universidade Federal Fluminense, Eeimvr, Volta Redonda RJ, Brazil

Covault C.E.:
 Case Western Reserve University, Cleveland, OH, United States

Dasso S.:
 Departamento de Física, Departamento de Ciencias de la Atmósfera y los Océanos, FCEyN, Universidad de Buenos Aires, CONICET, Buenos Aires, Argentina

 Instituto de Astronomía y Física del Espacio (IAFE, CONICET-UBA), Buenos Aires, Argentina

Daumiller K.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Dawson B.R.:
 University of Adelaide, Adelaide, SA, Australia

Day J.A.:
 University of Adelaide, Adelaide, SA, Australia

De Almeida R.M.:
 Universidade Federal Fluminense, Eeimvr, Volta Redonda RJ, Brazil

De Jesús J.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

De Jong S.J.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

 Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF), Science Park, Amsterdam, Netherlands

De Mauro G.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

 Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF), Science Park, Amsterdam, Netherlands

De Mello Neto J.R.T.:
 Universidade Federal Do Rio de Janeiro, Instituto de Física, Rio de Janeiro RJ, Brazil

 Universidade Federal Do Rio de Janeiro (UFRJ), Observatório Do Valongo, Rio de Janeiro RJ, Brazil

De Mitri I.:
 Gran Sasso Science Institute, L'Aquila, Italy

 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

De Oliveira J.:
 Universidade Federal Fluminense, Eeimvr, Volta Redonda RJ, Brazil

De Oliveira Franco D.:
 Universidade Estadual de Campinas, Ifgw, Campinas SP, Brazil

De Palma F.:
 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

De Souza V.:
 Universidade de São Paulo, Instituto de Física de São Carlos, São Carlos SP, Brazil

De Vito E.:
 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

Del Río M.:
 Observatorio Pierre Auger and Comisión Nacional de Energiá Atómica, Malarguë, Argentina

Deligny O.:
 CNRS/IN2P3, IJCLab, Université Paris-Saclay, Orsay, France

Di Matteo A.:
 Infn, Sezione di Torino, Torino, Italy

Dobrigkeit C.:
 Universidade Estadual de Campinas, Ifgw, Campinas SP, Brazil

D'Olivo J.C.:
 Universidad Nacional Autónoma de México, Mexico D.F., Mexico

Dos Anjos R.C.:
 Universidade Federal Do Paraná, Palotina Setor Palotina, Brazil

Dova M.T.:
 IFLP, Universidad Nacional de La Plata, CONICET, La Plata, Argentina

Ebr J.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Engel R.:
 Karlsruhe Institute of Technology (KIT), Institute for Experimental Particle Physics, Karlsruhe, Germany

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Epicoco I.:
 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

Erdmann M.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Escobar C.O.:
 Fermi National Accelerator Laboratory, Fermilab, Batavia, IL, United States

Etchegoyen A.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Universidad Tecnológica Nacional - Facultad Regional Buenos Aires, Buenos Aires, Argentina

Falcke H.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

 Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF), Science Park, Amsterdam, Netherlands

 Stichting Astronomisch Onderzoek in Nederland (ASTRON), Dwingeloo, Netherlands

Farmer J.:
 University of Chicago, Enrico Fermi Institute, Chicago, IL, United States

Farrar G.:
 New York University, New York, NY, United States

Fauth A.C.:
 Universidade Estadual de Campinas, Ifgw, Campinas SP, Brazil

Fazzini N.:
 Fermi National Accelerator Laboratory, Fermilab, Batavia, IL, United States

Feldbusch F.:
 Karlsruhe Institute of Technology (KIT), Institut für Prozessdatenverarbeitung und Elektronik, Karlsruhe, Germany

Fenu F.:
 Infn, Sezione di Torino, Torino, Italy

 Osservatorio Astrofisico di Torino (INAF), Torino, Italy

Fick B.:
 Michigan Technological University, Houghton, MI, United States

Figueira J.M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Filipcic A.:
 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia

 Experimental Particle Physics Department, J. Stefan Institute, Ljubljana, Slovenia

Fodran T.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

Freire M.M.:
 Instituto de Física de Rosario (IFIR) - CONICET/U.N.R., Facultad de Ciencias Bioquímicas y Farmacéuticas U.N.R., Rosario, Argentina

Fujii T.:
 University of Chicago, Enrico Fermi Institute, Chicago, IL, United States

 Hakubi Center for Advanced Research, Graduate School of Science, Kyoto University, Kyoto, Japan

Fuster A.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Universidad Tecnológica Nacional - Facultad Regional Buenos Aires, Buenos Aires, Argentina

Galea C.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

Galelli C.:
 Infn, Sezione di Milano, Milano, Italy

 Università di Milano, Dipartimento di Fisica, Milano, Italy

García B.:
 Instituto de Tecnologías en Detección y Astropartículas (CNEA, CONICET, UNSAM), Universidad Tecnológica Nacional - Facultad Regional Mendoza (CONICET/CNEA), Mendoza, Argentina

Garcia Vegas A.L.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Gemmeke H.:
 Karlsruhe Institute of Technology (KIT), Institut für Prozessdatenverarbeitung und Elektronik, Karlsruhe, Germany

Gesualdi F.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Gherghel-Lascu A.:
 "horia Hulubei" National Institute for Physics and Nuclear Engineering, Bucharest-Magurele, Romania

Ghia P.L.:
 CNRS/IN2P3, IJCLab, Université Paris-Saclay, Orsay, France

Giaccari U.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

Giammarchi M.:
 Infn, Sezione di Milano, Milano, Italy

Giller M.:
 University of Lódz, Faculty of Astrophysics, Lódz, Poland

Glombitza J.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Gobbi F.:
 Observatorio Pierre Auger, Malarguë, Argentina

Gollan F.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Golup G.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

Gómez Berisso M.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

Gómez Vitale P.F.:
 Observatorio Pierre Auger and Comisión Nacional de Energiá Atómica, Malarguë, Argentina

Gongora J.P.:
 Observatorio Pierre Auger and Comisión Nacional de Energiá Atómica, Malarguë, Argentina

González J.M.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

González N.:
 Université Libre de Bruxelles (ULB), Brussels, Belgium

Goos I.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Góra D.:
 Institute of Nuclear Physics Pan, Krakow, Poland

Gorgi A.:
 Infn, Sezione di Torino, Torino, Italy

 Osservatorio Astrofisico di Torino (INAF), Torino, Italy

Gottowik M.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Grubb T.D.:
 University of Adelaide, Adelaide, SA, Australia

Guarino F.:
 INFN, Sezione di Napoli, Napoli, Italy

 Università di Napoli "federico Ii", Dipartimento di Fisica "ettore Pancini", Napoli, Italy

Guedes G.P.:
 Universidade Estadual de Feira de Santana, Feira de Santana, Brazil

Guido E.:
 Infn, Sezione di Torino, Torino, Italy

 Università Torino, Dipartimento di Fisica, Torino, Italy

Hahn S.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Hamal P.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Hampel M.R.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Hansen P.:
 IFLP, Universidad Nacional de La Plata, CONICET, La Plata, Argentina

Harari D.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

Harvey V.M.:
 University of Adelaide, Adelaide, SA, Australia

Haungs A.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Hebbeker T.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Heck D.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Hill G.C.:
 University of Adelaide, Adelaide, SA, Australia

Hojvat C.:
 Fermi National Accelerator Laboratory, Fermilab, Batavia, IL, United States

Hörandel J.R.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

 Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF), Science Park, Amsterdam, Netherlands

Horvath P.:
 Palacký University, RCPTM, Olomouc, Czech Republic

Hrabovský M.:
 Palacký University, RCPTM, Olomouc, Czech Republic

Huege T.:
 Vrije Universiteit Brussels, Brussels, Belgium

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Hulsman J.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Insolia A.:
 INFN, Sezione di Catania, Catania, Italy

 Università di Catania, Dipartimento di Fisica e Astronomia, Catania, Italy

Isar P.G.:
 Institute of Space Science, Bucharest-Magurele, Romania

Janecek P.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Johnsen J.A.:
 Colorado School of Mines, Golden, CO, United States

Jurysek J.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Kääpä A.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Kampert K.H.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Keilhauer B.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Kemp J.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Klages H.O.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Kleifges M.:
 Karlsruhe Institute of Technology (KIT), Institut für Prozessdatenverarbeitung und Elektronik, Karlsruhe, Germany

Kleinfeller J.:
 Observatorio Pierre Auger, Malarguë, Argentina

Köpke M.:
 Karlsruhe Institute of Technology (KIT), Institute for Experimental Particle Physics, Karlsruhe, Germany

Kunka N.:
 Karlsruhe Institute of Technology (KIT), Institut für Prozessdatenverarbeitung und Elektronik, Karlsruhe, Germany

Lago B.L.:
 Centro Federal de Educação Tecnológica Celso Suckow da Fonseca, Nova Friburgo, Brazil

Lang R.G.:
 Universidade de São Paulo, Instituto de Física de São Carlos, São Carlos SP, Brazil

Langner N.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Leigui De Oliveira M.A.:
 Universidade Federal Do Abc, Santo André SP, Brazil

Lenok V.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Letessier-Selvon A.:
 Laboratoire de Physique Nucléaire et de Hautes Energies (LPNHE), Sorbonne Université, Université de Paris, CNRS-IN2P3, Paris, France

Lhenry-Yvon I.:
 CNRS/IN2P3, IJCLab, Université Paris-Saclay, Orsay, France

Lo Presti D.:
 INFN, Sezione di Catania, Catania, Italy

 Università di Catania, Dipartimento di Fisica e Astronomia, Catania, Italy

Lopes L.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

López R.:
 Benemerita Universidad Autonoma de Puebla, Puebla, Mexico

Lu L.:
 University of Wisconsin-Madison, Department of Physics and WIPAC, Madison, WI, United States

Luce Q.:
 Karlsruhe Institute of Technology (KIT), Institute for Experimental Particle Physics, Karlsruhe, Germany

Lundquist J.P.:
 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia

MacHado Payeras A.:
 Universidade Estadual de Campinas, Ifgw, Campinas SP, Brazil

Mancarella G.:
 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

Mandat D.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Manning B.C.:
 University of Adelaide, Adelaide, SA, Australia

Manshanden J.:
 Universität Hamburg, II. Institut für Theoretische Physik, Hamburg, Germany

Mantsch P.:
 Fermi National Accelerator Laboratory, Fermilab, Batavia, IL, United States

Marafico S.:
 CNRS/IN2P3, IJCLab, Université Paris-Saclay, Orsay, France

Mariazzi A.G.:
 IFLP, Universidad Nacional de La Plata, CONICET, La Plata, Argentina

Maris I.C.:
 Université Libre de Bruxelles (ULB), Brussels, Belgium

Marsella G.:
 INFN, Sezione di Catania, Catania, Italy

 Università di Palermo, Dipartimento di Fisica e Chimica "e. Segrè", Palermo, Italy

Martello D.:
 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

Martinez H.:
 Universidade de São Paulo, Instituto de Física de São Carlos, São Carlos SP, Brazil

Martínez Bravo O.:
 Benemerita Universidad Autonoma de Puebla, Puebla, Mexico

Mastrodicasa M.:
 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

 Università Dell'Aquila, Dipartimento di Scienze Fisiche e Chimiche, L'Aquila, Italy

Mathes H.J.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Matthews J.:
 Louisiana State University, Baton Rouge, LA, United States

Matthiae G.:
 INFN, Sezione di Roma "Tor Vergata", Roma, Italy

 Università di Roma "tor Vergata", Dipartimento di Fisica, Roma, Italy

Mayotte E.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Mazur P.O.:
 Fermi National Accelerator Laboratory, Fermilab, Batavia, IL, United States

Medina-Tanco G.:
 Universidad Nacional Autónoma de México, Mexico D.F., Mexico

Melo D.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Menshikov A.:
 Karlsruhe Institute of Technology (KIT), Institut für Prozessdatenverarbeitung und Elektronik, Karlsruhe, Germany

Merenda K.-D.:
 Colorado School of Mines, Golden, CO, United States

Michal S.:
 Palacký University, RCPTM, Olomouc, Czech Republic

Micheletti M.I.:
 Instituto de Física de Rosario (IFIR) - CONICET/U.N.R., Facultad de Ciencias Bioquímicas y Farmacéuticas U.N.R., Rosario, Argentina

Miramonti L.:
 Infn, Sezione di Milano, Milano, Italy

 Università di Milano, Dipartimento di Fisica, Milano, Italy

Mollerach S.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

Montanet F.:
 Univ. Grenoble Alpes, Cnrs, Grenoble Institute of Engineering Univ. Grenoble Alpes, LPSC-IN2P3, Grenoble, 38000, France

Morello C.:
 Infn, Sezione di Torino, Torino, Italy

 Osservatorio Astrofisico di Torino (INAF), Torino, Italy

Mostafá M.:
 Pennsylvania State University, University Park, PA, United States

Müller A.L.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Muller M.A.:
 Universidade Estadual de Campinas, Ifgw, Campinas SP, Brazil

Mulrey K.:
 Vrije Universiteit Brussels, Brussels, Belgium

Mussa R.:
 Infn, Sezione di Torino, Torino, Italy

Muzio M.:
 New York University, New York, NY, United States

Namasaka W.M.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Nasr-Esfahani A.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Nellen L.:
 Universidad Nacional Autónoma de México, Mexico D.F., Mexico

Niculescu-Oglinzanu M.:
 "horia Hulubei" National Institute for Physics and Nuclear Engineering, Bucharest-Magurele, Romania

Niechciol M.:
 Universität Siegen, Department Physik - Experimentelle Teilchenphysik, Siegen, Germany

Nitz D.:
 Michigan Technological University, Houghton, MI, United States

Nosek D.:
 Charles University, Faculty of Mathematics and Physics, Institute of Particle and Nuclear Physics, Prague, Czech Republic

Novotny V.:
 Charles University, Faculty of Mathematics and Physics, Institute of Particle and Nuclear Physics, Prague, Czech Republic

Nožka L.:
 Palacký University, RCPTM, Olomouc, Czech Republic

Nucita A.:
 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

Núñez L.A.:
 Universidad Industrial de Santander, Bucaramanga, Colombia

Palatka M.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Pallotta J.:
 Centro de Investigaciones en Láseres y Aplicaciones, CITEDEF, CONICET, Villa Martelli, Argentina

Papenbreer P.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Parente G.:
 Instituto Galego de Física de Altas Enerxiás (IGFAE), Universidade de Santiago de Compostela, Santiago de Compostela, Spain

Parra A.:
 Benemerita Universidad Autonoma de Puebla, Puebla, Mexico

Pech M.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Pedreira F.:
 Instituto Galego de Física de Altas Enerxiás (IGFAE), Universidade de Santiago de Compostela, Santiago de Compostela, Spain

Pkala J.:
 Institute of Nuclear Physics Pan, Krakow, Poland

Pelayo R.:
 U. Profesional Interdisciplinaria en Ing. y Tecnologias Avanzadas Del Inst. Politec. Nac. (UPIITA-IPN), México D.F., Mexico

Peña-Rodriguez J.:
 Universidad Industrial de Santander, Bucaramanga, Colombia

Pereira Martins E.E.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Experimental Particle Physics, Karlsruhe, Germany

Perez Armand J.:
 Universidade de São Paulo, Instituto de Física, São Paulo SP, Brazil

Pérez Bertolli C.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Perlin M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Perrone L.:
 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

Petrera S.:
 Gran Sasso Science Institute, L'Aquila, Italy

 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

Pierog T.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Pimenta M.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Pirronello V.:
 INFN, Sezione di Catania, Catania, Italy

 Università di Catania, Dipartimento di Fisica e Astronomia, Catania, Italy

Platino M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Pont B.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

Pothast M.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

 Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF), Science Park, Amsterdam, Netherlands

Privitera P.:
 University of Chicago, Enrico Fermi Institute, Chicago, IL, United States

Prouza M.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Puyleart A.:
 Michigan Technological University, Houghton, MI, United States

Querchfeld S.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Rautenberg J.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Ravignani D.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Reininghaus M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Ridky J.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Riehn F.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Risse M.:
 Universität Siegen, Department Physik - Experimentelle Teilchenphysik, Siegen, Germany

Rizi V.:
 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

 Università Dell'Aquila, Dipartimento di Scienze Fisiche e Chimiche, L'Aquila, Italy

Rodrigues De Carvalho W.:
 Universidade de São Paulo, Instituto de Física, São Paulo SP, Brazil

Rodriguez Rojo J.:
 Observatorio Pierre Auger and Comisión Nacional de Energiá Atómica, Malarguë, Argentina

Roncoroni M.J.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Roth M.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Roulet E.:
 Centro Atómico Bariloche and Instituto Balseiro (CNEA-UNCuyo-CONICET), San Carlos de Bariloche, Argentina

Rovero A.C.:
 Instituto de Astronomía y Física del Espacio (IAFE, CONICET-UBA), Buenos Aires, Argentina

Ruehl P.:
 Universität Siegen, Department Physik - Experimentelle Teilchenphysik, Siegen, Germany

Saffi S.J.:
 University of Adelaide, Adelaide, SA, Australia

Saftoiu A.:
 "horia Hulubei" National Institute for Physics and Nuclear Engineering, Bucharest-Magurele, Romania

Salamida F.:
 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

 Università Dell'Aquila, Dipartimento di Scienze Fisiche e Chimiche, L'Aquila, Italy

Salazar H.:
 Benemerita Universidad Autonoma de Puebla, Puebla, Mexico

Salina G.:
 INFN, Sezione di Roma "Tor Vergata", Roma, Italy

Sanabria Gomez J.D.:
 Universidad Industrial de Santander, Bucaramanga, Colombia

Sánchez F.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Santos E.M.:
 Universidade de São Paulo, Instituto de Física, São Paulo SP, Brazil

Santos E.:
 Universidade de São Paulo, Instituto de Física, São Paulo SP, Brazil

Sarazin F.:
 Colorado School of Mines, Golden, CO, United States

Sarmento R.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Sarmiento-Cano C.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Sato R.:
 Observatorio Pierre Auger and Comisión Nacional de Energiá Atómica, Malarguë, Argentina

Savina P.:
 CNRS/IN2P3, IJCLab, Université Paris-Saclay, Orsay, France

 Infn, Sezione di Lecce, Lecce, Italy

 Università Del Salento, Dipartimento di Matematica e Fisica "e. de Giorgi", Lecce, Italy

Schäfer C.M.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Scherini V.:
 Infn, Sezione di Lecce, Lecce, Italy

Schieler H.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Schimassek M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Experimental Particle Physics, Karlsruhe, Germany

Schimp M.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Schlüter F.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Schmidt D.:
 Karlsruhe Institute of Technology (KIT), Institute for Experimental Particle Physics, Karlsruhe, Germany

Scholten O.:
 Vrije Universiteit Brussels, Brussels, Belgium

 Kvi - Center for Advanced Radiation Technology, University of Groningen, Groningen, Netherlands

Schovánek P.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Schröder F.G.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

 University of Delaware, Department of Physics and Astronomy, Bartol Research Institute, Newark, DE, United States

Schröder S.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Schulte J.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Sciutto S.J.:
 IFLP, Universidad Nacional de La Plata, CONICET, La Plata, Argentina

Scornavacche M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Segreto A.:
 INFN, Sezione di Catania, Catania, Italy

 Istituto di Astrofisica Spaziale e Fisica Cosmica di Palermo (INAF), Palermo, Italy

Sehgal S.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Shellard R.C.:
 Centro Brasileiro de Pesquisas Fisicas, Rio de Janeiro RJ, Brazil

Sigl G.:
 Universität Hamburg, II. Institut für Theoretische Physik, Hamburg, Germany

Silli G.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Sima O.:
 "horia Hulubei" National Institute for Physics and Nuclear Engineering, Bucharest-Magurele, Romania

 University of Bucharest, Physics Department, Bucharest, Romania

Šmída R.:
 University of Chicago, Enrico Fermi Institute, Chicago, IL, United States

Sommers P.:
 Pennsylvania State University, University Park, PA, United States

Soriano J.F.:
 Department of Physics and Astronomy, Lehman College, City University of New York, Bronx, NY, United States

Souchard J.:
 Univ. Grenoble Alpes, Cnrs, Grenoble Institute of Engineering Univ. Grenoble Alpes, LPSC-IN2P3, Grenoble, 38000, France

Squartini R.:
 Observatorio Pierre Auger, Malarguë, Argentina

Stadelmaier M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Stanca D.:
 "horia Hulubei" National Institute for Physics and Nuclear Engineering, Bucharest-Magurele, Romania

Stanic S.:
 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia

Stasielak J.:
 Institute of Nuclear Physics Pan, Krakow, Poland

Stassi P.:
 Univ. Grenoble Alpes, Cnrs, Grenoble Institute of Engineering Univ. Grenoble Alpes, LPSC-IN2P3, Grenoble, 38000, France

Streich A.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Experimental Particle Physics, Karlsruhe, Germany

Suárez-Durán M.:
 Universidad Industrial de Santander, Bucaramanga, Colombia

Sudholz T.:
 University of Adelaide, Adelaide, SA, Australia

Suomijärvi T.:
 Université Paris-Saclay, CNRS/IN2P3, IJCLab, Orsay, France

Supanitsky A.D.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Šupík J.:
 Palacký University, RCPTM, Olomouc, Czech Republic

Szadkowski Z.:
 University of Lódz, Faculty of High-Energy Astrophysics, Lódz, Poland

Tapia A.:
 Universidad de Medellín, Medellín, Colombia

Taricco C.:
 Infn, Sezione di Torino, Torino, Italy

 Università Torino, Dipartimento di Fisica, Torino, Italy

Timmermans C.:
 Imapp, Radboud University Nijmegen, Nijmegen, Netherlands

 Nationaal Instituut voor Kernfysica en Hoge Energie Fysica (NIKHEF), Science Park, Amsterdam, Netherlands

Tkachenko O.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Tobiska P.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Todero Peixoto C.J.:
 Universidade de São Paulo, Escola de Engenharia de Lorena, Lorena SP, Brazil

Tomé B.:
 Laboratorio de Instrumentacao e Fisica Experimental de Particulas - Lip, Instituto Superior Técnico - Ist, Universidade de Lisboa - Ul, Lisboa, Portugal

Travaini A.:
 Observatorio Pierre Auger, Malarguë, Argentina

Travnicek P.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Trimarelli C.:
 Infn Laboratori Nazionali Del Gran Sasso, Assergi (l'Aquila), Italy

 Università Dell'Aquila, Dipartimento di Scienze Fisiche e Chimiche, L'Aquila, Italy

Trini M.:
 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia

Tueros M.:
 IFLP, Universidad Nacional de La Plata, CONICET, La Plata, Argentina

Ulrich R.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Unger M.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Vaclavek L.:
 Palacký University, RCPTM, Olomouc, Czech Republic

Vacula M.:
 Palacký University, RCPTM, Olomouc, Czech Republic

Valdés Galicia J.F.:
 Universidad Nacional Autónoma de México, Mexico D.F., Mexico

Valore L.:
 INFN, Sezione di Napoli, Napoli, Italy

 Università di Napoli "federico Ii", Dipartimento di Fisica "ettore Pancini", Napoli, Italy

Varela E.:
 Benemerita Universidad Autonoma de Puebla, Puebla, Mexico

Varma K.c. V.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Vásquez-Ramírez A.:
 Universidad Industrial de Santander, Bucaramanga, Colombia

Veberic D.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Ventura C.:
 Universidade Federal Do Rio de Janeiro (UFRJ), Observatório Do Valongo, Rio de Janeiro RJ, Brazil

Vergara Quispe I.D.:
 IFLP, Universidad Nacional de La Plata, CONICET, La Plata, Argentina

Verzi V.:
 INFN, Sezione di Roma "Tor Vergata", Roma, Italy

Vicha J.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Vink J.:
 Universiteit van Amsterdam, Faculty of Science, Amsterdam, Netherlands

Vorobiov S.:
 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia

Wahlberg H.:
 IFLP, Universidad Nacional de La Plata, CONICET, La Plata, Argentina

Watanabe C.:
 Universidade Federal Do Rio de Janeiro, Instituto de Física, Rio de Janeiro RJ, Brazil

Watson A.A.:
 School of Physics and Astronomy, University of Leeds, Leeds, United Kingdom

Weber M.:
 Karlsruhe Institute of Technology (KIT), Institut für Prozessdatenverarbeitung und Elektronik, Karlsruhe, Germany

Weindl A.:
 Karlsruhe Institute of Technology (KIT), Institute for Astroparticle Physics, Karlsruhe, Germany

Wiencke L.:
 Colorado School of Mines, Golden, CO, United States

Wilczynski H.:
 Institute of Nuclear Physics Pan, Krakow, Poland

Wirtz M.:
 RWTH Aachen University, III. Physikalisches Institut A, Aachen, Germany

Wittkowski D.:
 Bergische Universität Wuppertal, Department of Physics, Wuppertal, Germany

Wundheiler B.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Yushkov A.:
 Institute of Physics of the Czech Academy of Sciences, Prague, Czech Republic

Zapparrata O.:
 Université Libre de Bruxelles (ULB), Brussels, Belgium

Zas E.:
 Instituto Galego de Física de Altas Enerxiás (IGFAE), Universidade de Santiago de Compostela, Santiago de Compostela, Spain

Zavrtanik D.:
 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia

 Experimental Particle Physics Department, J. Stefan Institute, Ljubljana, Slovenia

Zavrtanik M.:
 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia

 Experimental Particle Physics Department, J. Stefan Institute, Ljubljana, Slovenia

Zehrer L.:
 Center for Astrophysics and Cosmology (CAC), University of Nova Gorica, Nova Gorica, Slovenia

Zepeda A.:
 Centro de Investigación y de Estudios Avanzados Del Ipn (CINVESTAV), México D.F., Mexico

Del Castillo N.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

De Innocenti G.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Ferreyro L.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Garavano S.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Gorbeña D.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Leal N.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Observatorio Pierre Auger, Malarguë, Argentina

Ríos G.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Observatorio Pierre Auger, Malarguë, Argentina

Paramidani M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Universidad Tecnológica Nacional - Facultad Regional Buenos Aires, Buenos Aires, Argentina

Pierri G.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Universidad Tecnológica Nacional - Facultad Regional Buenos Aires, Buenos Aires, Argentina

Reyes C.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Riello A.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Salum J.M.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

 Universidad Tecnológica Nacional - Facultad Regional Buenos Aires, Buenos Aires, Argentina

Sedoski Croce A.P.J.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Silva D.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina

Varela C.:
 Instituto de Tecnologiás en Detección y Astropartículas (CNEA, CONICET, UNSAM), Buenos Aires, Argentina
ISSN: 17480221
Editorial
IOP PUBLISHING LTD, TEMPLE CIRCUS, TEMPLE WAY, BRISTOL BS1 6BE, ENGLAND, Reino Unido
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