@inproceedings{Savina:2021mS, author = "Savina, Pierpaolo and Abreu, Pedro and Aglietta, Marco and Albury, Justin M. and Allekotte, Ingomar and Almela, Alejandro and Alvarez-Muñiz, Jaime and Alves Batista, Rafael and Anastasi, Gioacchino Alex and Anchordoqui, Luis A. and Andrada, Belén and Andringa, Sofia and Aramo, Carla and Araújo Ferreira, Paulo Ricardo and Arteaga Velazquez, Juan Carlos and Asorey, Hernán Gonzalo and Assis, Pedro and Avila, Gualberto and Badescu, Alina Mihaela and Bakalova, Alena and Balaceanu, Alexandru and Barbato, Felicia and Barreira Luz, Ricardo Jorge and Becker, Karl-Heinz and Bellido, Jose A. and Berat, Corinne and Bertaina, Mario E. and Bertou, Xavier and Biermann, Peter L. and Binet, Virginia and Bismark, Kathrin and Bister, Teresa and Biteau, Jonathan and Blazek, Jiri and Bleve, Carla and Bohacova, Martina and Boncioli, Denise and Bonifazi, Carla and Bonneau Arbeletche, Luan and Borodai, Nataliia and Botti, Ana Martina and Brack, Jeffrey and Bretz, Thomas and Brichetto Orchera, P. Gabriel and Briechle, Florian Lukas and Buchholz, Peter and Bueno, Antonio and Buitink, Stijn and Buscemi, Mario and Büsken, Max and Caballero-Mora, Karen S. and Caccianiga, Lorenzo and Canfora, Fabrizia and Caracas, Ioana and Carceller, Juan Miguel and Caruso, Rossella and Castellina, Antonella and Catalani, Fernando and Cataldi, Gabriella and Cazon, Lorenzo and Cerda, Marcos and Chinellato, Jose Augusto and Chudoba, Jiří and Chytka, Ladislav and Clay, Roger W and Cobos Cerutti, Agustín and Colalillo, Roberta and Coleman, Alan and Coluccia, Maria Rita and Conceição, Rúben and Condorelli, Antonio and Consolati, Giovanni and Contreras, Fernando and Convenga, Fabio and Correia dos Santos, Diego and Covault, Corbin and Dasso, Sergio and Daumiller, Kai and Dawson, Bruce R. and Day, Jarryd A. and de Almeida, Rogerio M. and de Jesus, Joaquin and de Jong, Sijbrand J. and De Mauro, Giuseppe and de Mello Neto, João and De Mitri, Ivan and de Oliveira, Jaime and de Oliveira Franco, Danelise and de Palma, Francesco and de Souza, Vitor and De Vito, Emanuele and del Río, Mariano and Deligny, Olivier and Deval, Luca and di Matteo, Armando and Dobrigkeit, Carola and D'Olivo, Juan Carlos and Domingues Mendes, Luis Miguel and dos Anjos, Rita Cassia and dos Santos, Diego and Dova, Maria Teresa and Ebr, Jan and Engel, Ralph and Epicoco, Italo and Erdmann, Martin and Escobar, Carlos O. and Etchegoyen, Alberto and Falcke, Heino and Farmer, John and Farrar, Glennys R. and Fauth, Anderson Campos and Fazzini, Norberto and Feldbusch, Fridtjof and Fenu, Francesco and Fick, Brian and Figueira, Juan Manuel and Filipcic, Andrej and Fitoussi, Thomas and Fodran, Tomáš and Freire, Martín Miguel and Fujii, Toshihiro and Fuster, Alan and Galea, Cristina and Galelli, Claudio and García, Beatriz and García Vegas, Adrianna Luz and Gemmeke, Hartmut and Gesualdi, Flavia and Gherghel-Lascu, Alexandru and Ghia, Piera Luisa and GIACCARI, Ugo and Giammarchi, Marco and Glombitza, Jonas and Gobbi, Fabian and Gollan, Fernando and Golup, Geraldina and Gómez Berisso, Mariano and Gómez Vitale, Primo F. and Gongora, Juan Pablo and Gonzalez, Juan Manuel and Gonzalez, Nicolas Martin and Goos, Isabel and Gora, Dariusz and Gorgi, Alessio and Gottowik, Marvin and Grubb, Trent D. and Guarino, Fausto and Guedes, Germano and Guido, Eleonora and Hahn, Steffen Traugott and Hamal, Petr and Hampel, Matías Rolf and Hansen, Patricia María and Harari, Diego and Harvey, Violet M. and Haungs, Andreas and Hebbeker, Thomas and Heck, Dieter and Hill, Gary C. and Hojvat, Carlos and Hörandel, Jörg R. and Horvath, Pavel and Hrabovsky, Miroslav and Huege, Tim and Insolia, Antonio and Isar, Paula Gina and Janecek, Petr and Johnsen, Jeffrey A. and Jurysek, Jakub and Kääpä, Alex and Kampert, Karl-Heinz and Karastathis, Nikolaos and Keilhauer, Bianca and Kemp, Julian and Khakurdikar, Abha and Kizakke Covilakam, Varada Varma and Klages, Hans and Kleifges, Matthias and Kleinfeller, Jonny and Köpke, Marcel and Kunka, Norbert and Lago, Bruno L. and Lang, Rodrigo Guedes and Langner, Niklas and Leigui de Oliveira, Marcelo Augusto and Lenok, Vladimir and Letessier-Selvon, Antoine and Lhenry-Yvon, Isabelle and Lo Presti, Domenico and LOPES, Luis and López, Rebeca and Lu, Lu and Luce, Quentin and Lundquist, Jon Paul and Machado Payeras, Allan and Mancarella, Giovanni and Mandat, Dusan and Manning, Bradley C. and Manshanden, Julien and Mantsch, Paul and Marafico, Sullivan and Mariazzi, Analisa and Maris, Ioana Codrina and Marsella, Giovanni and Martello, Daniele and Martinelli, Sara and Martínez Bravo, Oscar and Mastrodicasa, Massimo and Mathes, Hermann-Josef and Matthews, James and Matthiae, Giorgio and Mayotte, Eric William and Mazur, Peter and Medina-Tanco, Gustavo and Melo, Diego and Menshikov, Alexander and Merenda, Kevin-Druis and Michal, Stanislav and Micheletti, Maria Isabel and Miramonti, Lino and Mollerach, Silvia and Montanet, François and Morello, Carlo and Mostafa, Miguel and Müller, Ana L. and Muller, Marcio Aparecido and Mulrey, Katharine and Mussa, Roberto and Muzio, Marco Stein and Namasaka, Wilson M. and Nasr-Esfahani, Alina and Nellen, Lukas and Niculescu-Oglinzanu, Mihai and Niechciol, Marcus and Nitz, Dave and Nosek, Dalibor and Novotný, Vladimír and Nozka, Libor and Nucita, Achille and Nunez, Luis A. and Palatka, Miroslav and Pallotta, Juan and Papenbreer, Philipp and Parente, Gonzalo and Parra, Alejandra and Pawlowsky, Jannis and Pech, Miroslav and Pedreira, Francisco and Pękala, Jan and Pelayo, Rodrigo and Peña-Rodríguez, Jesús and Pereira Martins, Edyvania Emily and Perez Armand, Johnnier and Pérez Bertolli, Carmina and Perlin, Matías and Perrone, Lorenzo and Petrera, Sergio and Pierog, Tanguy and Pimenta, Mário and Pirronello, Valerio and Platino, Manuel and Pont, Bjarni and Pothast, Mart and Privitera, Paolo and Prouza, Michael and Puyleart, Andrew and Querchfeld, Sven and Rautenberg, Julian and Ravignani, Diego and Reininghaus, Maximilian and Ridky, Jan and Riehn, Felix and Risse, Markus and Rizi, Vincenzo and Rodrigues de Carvalho, Washington and Rodriguez Rojo, Jorge Rubén and Roncoroni, Matías J. and Rossoni, Simone and Roth, Markus and Roulet, Esteban and Rovero, Adrian and Ruehl, Philip and Saftoiu, Alexandra and Salamida, Francesco and Salazar, Humberto Ibarguen and Salina, Gaetano and Sanabria Gomez, Jose and Sánchez, Federico Andrés and Santos, Edivaldo Moura and Santos, Eva and Sarazin, Fred and Sarmento, Raul and Sarmiento-Cano, Christian and Sato, Ricardo and Schäfer, Christoph M. and Scherini, Viviana and Schieler, Harald and Schimassek, Martin and Schimp, Michael and Schlüter, Felix and Schmidt, David and Scholten, Olaf and Schovanek, Petr and Schröder, Frank and Schröder, Sonja and Schulte, Josina and Sciutto, Sergio J and Scornavacche, Marina and Segreto, Alberto and Sehgal, Srijan and Shellard, Ronald C. and Sigl, Guenter and Silli, Gaia and Sima, Octavian and Smida, Radomir and Sommers, Paul and Soriano, Jorge F. and Souchard, Julien and Squartini, Ruben and Stadelmaier, Maximilian and Stanca, Denis and Stanič, Samo and Stasielak, Jaroslaw and Stassi, Patrick and Streich, Alexander and Suárez-Durán, Mauricio and Sudholz, Tristan and Suomijarvi, Tiina and Supanitsky, A. Daniel and Szadkowski, Zbigniew and Tapia, Alex and Taricco, Carla and Timmermans, Charles and Tkachenko, Olena and Tobiska, Petr and Todero Peixoto, Carlos J. and Tomé, Bernardo and Torrès, Zoé and Travaini, Andres and Travnicek, Petr and Trimarelli, Caterina and Tueros, Matias Jorge and Ulrich, Ralf and Unger, Michael and Vaclavek, Lukáš and Vacula, Martin and Valdés Galicia, Jose F. and Valore, Laura and Varela, Enrique and Vásquez-Ramírez, Adriana and Veberic, Darko and Ventura, Cynthia and Vergara Quispe, Indira D. and Verzi, Valerio and Vícha, Jakub and Vink, Jacco and Vorobiov, Serguei and Wahlberg, Hernan and Watanabe, Clara Keiko Oliveira and Watson, Alan and Weber, Marc and Weindl, Andreas and Wiencke, Lawrence and Wilczyński, Henryk and Wirtz, Marcus and Wittkowski, David and Wundheiler, Brian and Yushkov, Alexey and Zapparrata, Orazio and Zas, Enrique and Zavrtanik, Danilo and Zavrtanik, Marko and Zehrer, Lukas", title = "{A search for ultra-high-energy photons at the Pierre Auger Observatory exploiting air-shower universality}", doi = "10.22323/1.395.0373", booktitle = "Proceedings of 37th International Cosmic Ray Conference {\textemdash} PoS(ICRC2021)", year = 2021, volume = "395", pages = "373" }