TY - JOUR AU - Arganda, E. AU - Arqueros Martínez, Fernando AU - Blanco Ramos, Francisco AU - García Pinto, Diego AU - Ortiz Ramis, Montserrat AU - Rosado Vélez, Jaime AU - Vázquez Peñas, José Ramón PY - 2012 DO - 10.1103/PhysRevLett.109.062002 SN - 0031-9007 UR - https://hdl.handle.net/20.500.14352/44723 T2 - Physical review letters AB - 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 distribution of the depths of shower maxima observed with the Pierre Auger Observatory:... LA - eng PB - American Physical Society KW - Shower detector KW - High-energies KW - Hadron flux KW - Fluctuations KW - Scattering KW - Collisions KW - Diffraction KW - Collider KW - Model TI - Measurement of the proton-air cross section at root s=57 TeV with the Pierre Auger Observatory TY - journal article VL - 109 ER -