Measurement of the depth of maximum of extensive air showers above 1018eV

Physical Review Letters

Volumn 104, Issue 9, 2010, Pages

  Abraham, J ^a   Abreu, P ^b   Aglietta, M ^c   Ahn, E J ^d   Allard, D ^e   Allekotte, I ^f   Allen, J ^g   Alvarez Muniz J ^h   Ambrosio, M ⁱ   Anchordoqui, L ^j   Andringa, S ^b   Anticic T ^k   Anzalone, A ^l   Aramo, C ⁱ   Arganda, E ^m   Arisaka, K ⁿ   Arqueros, F ^m   Asorey, H ^f   Assis, P ^b   Aublin, J ^o   Ave, M ^p,q   Avila, G ^r   Backer T ^s   Badagnani, D ^t   Balzer, M ^p   Barber, K B ^u   Barbosa, A F ^v   Barroso, S L C ^w   Baughman, B ^x   Bauleo, P ^y   Beatty, J J ^x   Becker, B R ^z   Becker, K H ^aa   Belletoile A ^ab   Bellido, J A ^u   Benzvi, S ^ac   Berat, C ^ab   Bergmann, T ^p   Bertou, X ^f   Biermann, P L ^ad   Billoir, P ^o   Blanch Bigas, O ^o   Blanco, F ^m   Blanco, M ^ae   Bleve, C ^af   Blumer H ^p,ag   Bohacova M ^q,ah   Boncioli, D ^ai   Bonifazi, C ^o   Bonino, R ^c   Borodai, N ^aj   Brack, J ^y   Brogueira, P ^b   Brown, W C ^ak   Bruijn, R ^al   Buchholz, P ^s   Bueno, A ^am   Burton, R E ^an   Busca, N G ^e   Caballero Mora, K S ^ag   Caramete, L ^ad   Caruso, R ^ao   Castellina, A ^c   Catalano, O ^l   Cataldi, G ^af   Cazon, L ^b,q   Cester, R ^c   Chauvin, J ^ab   Chiavassa, A ^c   Chinellato, J A ^ap   Chou, A ^d,g   Chudoba, J ^ah   Clay, R W ^u   Colombo, E ^aq   Coluccia, M R ^af   Conceicao R ^b   Contreras, F ^ar   Cook, H ^al   Cooper, M J ^u   Coppens, J ^as,at   Cordier, A ^au   Cotti, U ^av   Coutu, S ^aw   Covault, C E ^an   Creusot, A ^ax   Criss, A ^aw   Cronin, J ^q   Curutiu, A ^ad   Dagoret Campagne, S ^au   Dallier, R ^ay   Daumiller, K ^p   Dawson, B R ^u   De Almeida, R M ^ap   De Domenico, M ^ao   De Donato, C ^az,ba   De Jong, S J ^as   De La Vega, G ^a   De Mello Junior, W J M ^ap   De Mello Neto, J R T ^bb   De Mitri, I ^af   De Souza, V ^bc   De Vries, K D ^bd   Decerprit, G ^e   Del Peral, L ^ae   Deligny, O ^be   Della Selva, A ⁱ   Delle Fratte, C ^ai   Dembinski, H ^bf   Di Giulio, C ^ai   Diaz, J C ^bg   Diaz Castro M L ^bh   Diep, P N ^bi   Dobrigkeit, C ^ap   D'Olivo, J C ^az   Dong, P N ^be,bi   Dorofeev, A ^y   Dos Anjos, J C ^v   Dova, M T ^t   D'Urso, D ⁱ   Dutan, I ^ad   Duvernois, M A ^bj   Ebr, J ^ah   Engel, R ^p   Erdmann, M ^bf   Escobar, C O ^ap   Etchegoyen, A ^aq   Facal San Luis, P ^h,q   Falcke, H ^as,bk   Farrar, G ^g   Fauth, A C ^ap   Fazzini, N ^d   Ferrero, A ^aq   Fick, B ^bg   Filevich, A ^aq   Filipcic A ^ax,bl   Fleck, I ^s   Fliescher, S ^bf   Fracchiolla, C E ^y   Fraenkel, E D ^bd   Frohlich U ^s   Fulgione, W ^c   Gamarra, R F ^aq   Gambetta, S ^bm   Garcia B ^a   Garcia Gamez D ^am   Garcia Pinto, D ^m   Garrido, X ^p,au   Gelmini, G ⁿ   Gemmeke, H ^p   Ghia, P L ^c,be   Giaccari, U ^af   Giller, M ^bn   Glass, H ^d   Goggin, L M ^j   Gold, M S ^z   Golup, G ^f   Gomez Albarracin, F ^t   Gomez Berisso M ^f   Goncalves P ^b   Gonzalez, D ^ag   Gonzalez, J G ^am,bo   Gora D ^ag,aj   Gorgi, A ^c   Gouffon, P ^bc   Gozzini, S R ^al   Grashorn, E ^x   Grebe, S ^as   Grigat, M ^bf   Grillo, A F ^bp   Guardincerri, Y ^bq   Guarino, F ⁱ   Guedes, G P ^br   Hague, J D ^z   Halenka, V ^bs   Hansen, P ^t   Harari, D ^f   Harmsma, S ^at,bd   Harton, J L ^y   Haungs, A ^p   Hebbeker, T ^bf   Heck, D ^p   Herve, A E ^u   Hojvat, C ^d   Holmes, V C ^u   Homola, P ^aj   Horandel J R ^as   Horneffer, A ^as   Hrabovsky M ^ah,bs   Huege, T ^p   Hussain, M ^ax   Iarlori, M ^bt   Insolia, A ^ao   Ionita, F ^q   Italiano, A ^ao   Jiraskova, S ^as   Kadija, K ^k   Kaducak, M ^d   Kampert, K H ^aa   Karova, T ^ah   Kasper, P ^d   Kegl B ^au   Keilhauer, B ^p   Keivani, A ^bo   Kelley, J ^as   Kemp, E ^ap   Kieckhafer, R M ^bg   Klages, H O ^p   Kleifges, M ^p   Kleinfeller, J ^p   Knapik, R ^y   Knapp, J ^al   Koang, D H ^ab   Krieger, A ^aq   Kromer O ^p   Kruppke Hansen, D ^aa   Kuehn, F ^d   Kuempel, D ^aa   Kulbartz, K ^bu   Kunka, N ^p   Kusenko, A ⁿ   La Rosa, G ^l   Lachaud, C ^e   Lago, B L ^bb   Lautridou, P ^ay   Leao M S A B ^bv   Lebrun, D ^ab   Lebrun, P ^d   Lee, J ⁿ   Leigui De Oliveira, M A ^bv   Lemiere, A ^be   Letessier Selvon, A ^o   Lhenry Yvon, I ^be   Lopez R ^bw   Lopez Aguera A ^h   Louedec, K ^au   Lozano Bahilo, J ^am   Lucero, A ^c   Ludwig, M ^ag   Lyberis, H ^be   MacCarone, M C ^l   MacOlino, C ^o,bt   Maldera, S ^c   Mandat, D ^ah   Mantsch, P ^d   Mariazzi, A G ^t   Marin, V ^ay   Maris, I C ^o,ag   Marquez Falcon, H R ^av   Marsella, G ^af   Martello, D ^af   Martinez Bravo O ^bw   Mathes, H J ^p   Matthews, J ^bo,bx   Matthews, J A J ^z   Matthiae, G ^ai   Maurizio, D ^c   Mazur, P O ^d   McEwen, M ^ae   Medina Tanco, G ^az   Melissas, M ^ag   Melo, D ^c   Menichetti, E ^c   Menshikov, A ^p   Meurer, C ^bf   Micanovic S ^k   Micheletti, M I ^aq   Miller, W ^z   Miramonti, L ^ba   Mollerach, S ^f   Monasor, M ^m,q   Monnier Ragaigne, D ^au   Montanet, F ^ab   Morales, B ^az   Morello, C ^c   Moreno, E ^bw   Moreno, J C ^t   Morris, C ^x   Mostafa M ^y   Mueller, S ^p   Muller, M A ^ap   Mussa, R ^c   Navarra, G ^c   Navarro, J L ^am   Navas, S ^am   Necesal, P ^ah   Nellen, L ^az   Nhung, P T ^bi   Nierstenhoefer, N ^aa   Nitz, D ^bg   Nosek, D ^by   Nozka L ^ah   Nyklicek, M ^ah   Oehlschlager J ^p   Olinto, A ^q   Oliva, P ^aa   Olmos Gilbaja, V M ^h   Ortiz, M ^m   Pacheco, N ^ae   Pakk Selmi Dei, D ^ap   Palatka, M ^ah   Pallotta, J ^bz   Palmieri, N ^ag   Parente, G ^h   Parizot, E ^e   Parlati, S ^bp   Parra, A ^h   Parrisius, J ^ag   Parsons, R D ^al   Pastor, S ^ca   Paul, T ^cb   Pavlidou, V ^q,cc   Payet, K ^ab   Pech, M ^ah   Pekala J ^aj   Pelayo, R ^h   Pepe, I M ^cd   Perrone, L ^af   Pesce, R ^bm   Petermann, E ^ce   Petrera, S ^bt,cf   Petrinca, P ^ai   Petrolini, A ^bm   Petrov, Y ^y   Petrovic, J ^at   Pfendner, C ^ac   Piegaia, R ^bq   Pierog, T ^p   Pimenta, M ^b   Pirronello, V ^ao   Platino, M ^aq   Ponce, V H ^f   Pontz, M ^s   Privitera, P ^q   Prouza, M ^ah   Quel, E J ^bz   Rautenberg, J ^aa   Ravel, O ^ay   Ravignani, D ^aq   Redondo, A ^ae   Revenu, B ^ay   Rezende, F A S ^v   Ridky, J ^ah   Riggi, S ^ao   Risse, M ^s,aa   Ristori, P ^bz   Riviere C ^ab   Rizi, V ^bt   Robledo, C ^bw   Rodriguez, G ^h,ai   Rodriguez Martino, J ^ao,ar   Rodriguez Rojo, J ^ar   Rodriguez Cabo, I ^h   Rodriguez Frias M D ^ae   Ros, G ^ae   Rosado, J ^m   Rossler, T ^bs   Roth, M ^p   Rouille D'Orfeuil B ^e,q   Roulet, E ^f   Rovero, A C ^cg   Salamida, F ^p,bt   Salazar, H ^bw,ch   Salina, G ^ai   Sanchez F ^aq,az   Santander, M ^ar   Santo, C E ^b   Santos, E ^b   Santos, E M ^bb   Sarazin, F ^ci   Sarkar, S ^cj   Sato, R ^ar   Scharf, N ^bf   Scherini, V ^aa,bo   Schieler, H ^p   Schiffer, P ^bf   Schmidt, A ^p   Schmidt, F ^q   Schmidt, T ^ag   Scholten, O ^bd   Schoorlemmer, H ^as   Schovancova, J ^ah   Schovanek P ^ah   Schroeder, F ^p   Schulte, S ^bf   Schussler F ^p   Schuster, D ^ci   Sciutto, S J ^t   Scuderi, M ^ao   Segreto, A ^l   Semikoz, D ^e   Settimo, M ^af   Shadkam, A ^bo   Shellard, R C ^v,bh   Sidelnik, I ^aq   Siffert, B B ^bb   Sigl, G ^bu   Smialkowski A ^bn   Smida R ^p,ah   Snow, G R ^ce   Sommers, P ^aw   Sorokin, J ^u   Spinka, H ^d,ck   Squartini, R ^ar   Stasielak, J ^aj   Stephan, M ^bf   Strazzeri, E ^l,au   Stutz, A ^ab   Suarez, F ^aq   Suomijarvi T ^be   Supanitsky, A D ^az   Susa T ^k   Sutherland, M S ^x   Swain, J ^cb   Szadkowski, Z ^aa,bn   Tamashiro, A ^cg   Tamburro, A ^ag   Tapia, A ^aq   Tarutina, T ^t   Tascau O ^aa   Tcaciuc, R ^s   Tcherniakhovski, D ^p   Tegolo, D ^ao,cl   Thao, N T ^bi   Thomas, D ^y   Tiffenberg, J ^bq   Timmermans, C ^as,at   Tkaczyk, W ^bn   Todero Peixoto, C J ^bv   Tome B ^b   Tonachini, A ^c   Travnicek, P ^ah   Tridapalli, D B ^bc   Tristram, G ^e   Trovato, E ^ao   Tueros, M ^t   Ulrich, R ^p,aw   Unger, M ^p   Urban, M ^au   Valdes Galicia J F ^az   Valino I ^p   Valore, L ⁱ   Van Den Berg, A M ^bd   Vazquez J R ^m   Vazquez R A ^h   Veberic D ^ax,bl   Venters, T ^q   Verzi, V ^ai   Videla, M ^a   Villasenor L ^av   Vorobiov, S ^ax   Voyvodic, L ^d   Wahlberg, H ^t   Wahrlich, P ^u   Wainberg, O ^aq   Warner, D ^y   Watson, A A ^al   Westerhoff, S ^ac   Whelan, B J ^u   Wieczorek, G ^bn   Wiencke, L ^ci   Wilczynska B ^aj   Wilczynski H ^aj   Williams, C ^q   Winchen, T ^bf   Winnick, M G ^u   Wundheiler, B ^aq   Yamamoto, T ^q,cm   Younk, P ^y   Yuan, G ^bo   Yushkov, A ⁱ   Zas, E ^h   Zavrtanik, D ^ax,bl   Zavrtanik, M ^ax,bl   Zaw, I ^g   Zepeda, A ^cn   Ziolkowski, M ^s   more..

^a UNIVERSIDAD TECNOLÓGICA NACIONAL   (Argentina)

^b INSTITUTO SUPERIOR TÉCNICO   (Portugal)

^c UNIVERSITY OF TURIN   (Italy)

^d FERMI NATIONAL ACCELERATOR LABORATORY   (United States)

^e UNIVERSITÉ PARIS DIDEROT   (France)

^f CENTRO ATÓMICO BARILOCHE   (Argentina)

^g NEW YORK UNIVERSITY   (United States)

^h UNIVERSITY OF SANTIAGO DE COMPOSTELA   (Spain)

ⁱ UNIVERSITY OF NAPLES FEDERICO II   (Italy)

^j UNIVERSITY OF WISCONSIN MILWAUKEE   (United States)

^k RUDER BO KOVI INSTITUTE   (Croatia)

^l INAF IASF PALERMO   (Italy)

^m UNIVERSIDAD COMPLUTENSE DE MADRID   (Spain)

ⁿ UNIVERSITY OF CALIFORNIA   (United States)

^o UNIVERSITÉ PARIS DIDEROT   (France)

^p KARLSRUHE INSTITUTE OF TECHNOLOGY   (Germany)

^q UNIVERSITY OF CHICAGO   (United States)

^r DEPARTAMENTO DE FÍSICA   (Argentina)

^s UNIVERSITY OF SIEGEN   (Germany)

^t UNIVERSIDAD NACIONAL DE LA PLATA   (Argentina)

^u UNIVERSITY OF ADELAIDE   (Australia)

^v CENTRO BRASILEIRO DE PESQUISAS FÍSICAS   (Brazil)

^w UNIVERSIDADE ESTADUAL DO SUDOESTE DA BAHIA   (Brazil)

^x OHIO STATE UNIVERSITY   (United States)

^y Department of Environmental and Radiological Health Sciences   (United States)

^z UNIVERSITY OF NEW MEXICO   (United States)

^aa UNIVERSITY OF WUPPERTAL   (Germany)

^ab UNIVERSITÉ JOSEPH FOURIER GRENOBLE 1   (France)

^ac UNIVERSITY OF WISCONSIN MADISON   (United States)

^ad MAX PLANCK INSTITUT FÜR RADIOASTRONOMIE   (Germany)

^ae UNIVERSITY OF ALCALÁ   (Spain)

^af UNIVERSITY OF SALENTO   (Italy)

^ag UNIVERSITY OF KARLSRUHE   (Germany)

^ah INSTITUTE OF PHYSICS   (Czech Republic)

^ai UNIVERSITY OF ROME TOR VERGATA   (Italy)

^aj INSTITUTE OF NUCLEAR PHYSICS   (Poland)

^ak Malik and Seeme Hasan School of Business   (United States)

^al UNIVERSITY OF LEEDS   (United Kingdom)

^am UNIVERSITY OF GRANADA   (Spain)

^an CASE WESTERN RESERVE UNIVERSITY   (United States)

^ao UNIVERSITY OF CATANIA   (Italy)

^ap UNIVERSITY OF CAMPINAS   (Brazil)

^aq CENTRO ATÓMICO CONSTITUYENTES   (Argentina)

^ar OBSERVATORIO PIERRE AUGER   (Argentina)

^as RADBOUD UNIVERSITY NIJMEGEN   (Netherlands)

^at NIKHEF   (Netherlands)

^au UNIVERSITÉ PARIS SUD   (France)

^av UNIVERSIDAD MICHOACANA DE SAN NICOLÁS DE HIDALGO   (Mexico)

^aw PENNSYLVANIA STATE UNIVERSITY   (United States)

^ax University of Nova   (Slovenia)

^ay SUBATECH   (France)

^az UNIVERSIDAD NACIONAL AUTÓNOMA DE MÉXICO   (Mexico)

^ba UNIVERSITY OF MILAN   (Italy)

^bb FEDERAL UNIVERSITY OF RIO DE JANEIRO   (Brazil)

^bc UNIVERSITY OF SÃO PAULO   (Brazil)

^bd UNIVERSITY OF GRONINGEN   (Netherlands)

^be UNIVERSITÉ PARIS SACLAY   (France)

^bf RWTH AACHEN UNIVERSITY   (Germany)

^bg MICHIGAN TECHNOLOGICAL UNIVERSITY   (United States)

^bh PONTIFICAL CATHOLIC UNIVERSITY OF RIO DE JANEIRO   (Brazil)

^bi VIETNAM ATOMIC ENERGY INSTITUTE   (Viet Nam)

^bj UNIVERSITY OF HAWAII   (United States)

^bk ASTRON   (Netherlands)

^bl JO EF STEFAN INSTITUTE   (Slovenia)

^bm INFM   (Italy)

^bn UNIVERSITY OF LODZ   (Poland)

^bo LOUISIANA STATE UNIVERSITY   (United States)

^bp LABORATORI NAZIONALI DEL GRAN SASSO   (Italy)

^bq UNIVERSIDAD DE BUENOS AIRES   (Argentina)

^br DEPARTAMENTO DE CIÊNCIAS BIOLÓGICAS   (Brazil)

^bs PALACKÝ UNIVERSITY   (Czech Republic)

^bt UNIVERSITY OF L'AQUILA   (Italy)

^bu UNIVERSITY OF HAMBURG   (Germany)

^bv UNIVERSIDADE FEDERAL DO ABC   (Brazil)

^bw BENEMÉRITA UNIVERSIDAD AUTÓNOMA DE PUEBLA   (Mexico)

^bx SOUTHERN UNIVERSITY   (United States)

^by CHARLES UNIVERSITY   (Czech Republic)

^bz CITEFA and CONICET   (Argentina)

^ca UNIVERSITY OF VALENCIA   (Spain)

^cb NORTHEASTERN UNIVERSITY   (United States)

^cc CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

^cd FEDERAL UNIVERSITY OF BAHIA   (Brazil)

^ce UNIVERSITY OF NEBRASKA LINCOLN   (United States)

^cf Gran Sasso Center for Astroparticle Physics   (Italy)

^cg INSTITUTO DE ASTRONOMÍA Y FÍSICA DEL ESPACIO   (Argentina)

^ch INSTITUTO NACIONAL DE ASTROFÍSICA   (Mexico)

^ci Department of Geology and Geological Engineering   (United States)

^cj UNIVERSITY OF OXFORD   (United Kingdom)

^ck ARGONNE NATIONAL LABORATORY   (United States)

^cl UNIVERSITY OF PALERMO   (Italy)

^cm KONAN UNIVERSITY   (Japan)

^cn DEPARTAMENTO DE FÍSICA   (Mexico)

more..

Author keywords

[No Author keywords available]

Indexed keywords

COSMIC RAY MEASUREMENT; COSMOLOGY; FLUORESCENCE;

AIR SHOWERS; EXTENSIVE AIR SHOWERS; FLUORESCENCE DETECTOR; MASS COMPOSITION; PIERRE AUGER OBSERVATORY; SURFACE DETECTORS;

COSMIC RAYS;

EID: 77649222771     PISSN: 00319007     EISSN: 10797114     Source Type: Journal    
DOI: 10.1103/PhysRevLett.104.091101     Document Type: Article

References (41)

1. A.M. Hillas, Phys. Lett. 24, 677 (to be published); PHLTAM 0031-9163
2. V.S. Berezinsky and S.I. Grigor'eva, Astron. Astrophys. 199, 1 (1988); AAEJAF 0004-6361
3. D. Allard, E. Parizot, and A.V. Olinto, Astropart. Phys. 27, 61 (2007); APHYEE 0927-6505 10.1016/j.astropartphys.2006.09.006
4. R. Aloisio, V. Berezinsky, P. Blasi, and S. Ostapchenko, Phys. Rev. D PRVDAQ 1550-7998 77, 025007 (2008). 10.1103/PhysRevD.77.025007
5. R. Abbasi (HiRes Collaboration), Phys. Rev. Lett. 100, 101101 (2008); PRLTAO 0031-9007 10.1103/PhysRevLett.100.101101
6. J. Abraham (Pierre Auger Collaboration), Phys. Rev. Lett. 101, 061101 (2008). PRLTAO 0031-9007 10.1103/PhysRevLett.101.061101
7. D. Allard, J. Cosmol. Astropart. Phys. 1475-7516 10 (2008) 033. 10.1088/1475-7516/2008/10/033
8. W. Heitler, The Quantum Theory of Radiation (Oxford University Press, New York, 1954);
9. J. Matthews, Astropart. Phys. 22, 387 (2005). APHYEE 0927-6505 10.1016/j.astropartphys.2004.09.003
10. T. Wibig, Phys. Rev. D PRVDAQ 1550-7998 79, 094008 (2009); 10.1103/PhysRevD.79.094008
11. R. Ulrich, arXiv:0906.0418 [Proc. 31st ICRC (to be published)].
12. T. Pierog, R. Engel, and D. Heck, Czech. J. Phys. 56, A161 (2006); CZLIA6 0011-4626 10.1007/s10582-006-0152-0
13. J. Bluemer, R. Engel, and J.R. Hoerandel, Prog. Part. Nucl. Phys. 63, 293 (2009). PPNPDB 0146-6410 10.1016/j.ppnp.2009.05.002
14. J. Linsley, Proceedings of the 15th ICRC, Vol. 12, p. 89 (Hungarian Academy of Sciences, Budapest, 1977);
15. T.K. Gaisser, Proceedings of the 16th ICRC, Vol. 9, p. 275 (Institute for Cosmic Ray Research, Tokyo, 1979);
16. J. Linsley and A.A. Watson, Phys. Rev. Lett. 46, 459 (1981). PRLTAO 0031-9007 10.1103/PhysRevLett.46.459
17. J. Engel, Phys. Rev. D PRVDAQ 0556-2821 46, 5013 (1992). 10.1103/PhysRevD.46.5013
18. D.J. Bird (Fly's Eye Collaboration), Phys. Rev. Lett. 71, 3401 (1993). PRLTAO 0031-9007 10.1103/PhysRevLett.71.3401
19. R.U. Abbasi (HiRes Collaboration), Astrophys. J. 622, 910 (2005). ASJOAB 0004-637X 10.1086/427931
20. J. Abraham (Pierre Auger Collaboration), Nucl. Instrum. Methods Phys. Res., Sect. A NIMAER 0168-9002 523, 50 (2004); 10.1016/j.nima.2003.12.012
21. J. Abraham (Pierre Auger Collaboration), arXiv:0907.4282 [Nucl. Instrum. Meth. (to be published)];
22. I. Allekotte (Pierre Auger Collaboration), Nucl. Instrum. Methods Phys. Res., Sect. A NIMAER 0168-9002 586, 409 (2008). 10.1016/j.nima.2007.12.016
23. P. Sommers, Astropart. Phys. 3, 349 (1995); APHYEE 0927-6505 10.1016/0927-6505(95)00013-7
24. B.R. Dawson, Astropart. Phys. 5, 239 (1996). APHYEE 0927-6505 10.1016/0927-6505(96)00024-2
25. C. Bonifazi (Pierre Auger Collaboration), Nucl. Phys. B, Proc. Suppl. NPBSE7 0920-5632 190, 20 (2009). 10.1016/j.nuclphysbps.2009.03.063
26. M. Unger, Nucl. Instrum. Methods Phys. Res., Sect. A NIMAER 0168-9002 588, 433 (2008). 10.1016/j.nima.2008.01.100
27. M.D. Roberts, J. Phys. G JPGPED 0954-3899 31, 1291 (2005); 10.1088/0954-3899/31/11/012
28. D. Gora, Astropart. Phys. 24, 484 (2006); APHYEE 0927-6505 10.1016/j.astropartphys.2005.09.007
29. F. Nerling, Astropart. Phys. 24, 421 (2006); APHYEE 0927-6505 10.1016/j.astropartphys.2005.09.002
30. B.R. Dawson, M. Giller, and G. Wieczorek, Proceedings of the 30th ICRC (2007);
31. B. Keilhauer, Nucl. Instrum. Methods Phys. Res., Sect. A NIMAER 0168-9002 597, 99 (2008). 10.1016/j.nima.2008.08.060
32. J. Abraham (Pierre Auger Collaboration), arXiv:0906.2358 [Proc. 31st ICRC (to be published)].
33. T.K. Gaisser and A.M. Hillas, Proceedings of the 15th ICRC, Vol. 8, p. 353 (1977).
34. J. Abraham (Pierre Auger Collaboration), arXiv:0906.2189 [Proc. 31st ICRC (to be published)].
35. M. Unger (Pierre Auger Coll.), Nucl. Phys. B, Proc. Suppl. NPBSE7 0920-5632 190, 240 (2009); 10.1016/j.nuclphysbps.2009.03.094
36. J.A. Bellido (Pierre Auger Coll.), arXiv:0901.3389 [Proc. XXth Rencontres de Blois (to be published)].
37. T. Bergmann, Astropart. Phys. 26, 420 (2007). APHYEE 0927-6505 10.1016/j.astropartphys.2006.08.005
38. N.N. Kalmykov and S.S. Ostapchenko, Phys. At. Nucl. PANUEO 1063-7788 56, 346 (1993);
39. S.S. Ostapchenko, Nucl. Phys. B, Proc. Suppl. NPBSE7 0920-5632 151, 143 (2006); 10.1016/j.nuclphysbps.2005.07.026
40. T. Pierog and K. Werner, Phys. Rev. Lett. 101, 171101 (2008); PRLTAO 0031-9007 10.1103/PhysRevLett.101.171101
41. E.J. Ahn, Phys. Rev. D PRVDAQ 1550-7998 80, 094003 (2009). 10.1103/PhysRevD.80.094003