{"paper":{"title":"First measurement of the total proton-proton cross section at the LHC energy of {\\surd} s =7 TeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"A. Buzzo, A. Fiergolski, A. Mercadante, A. Santroni, A. Scribano, C. Covault, C. Taylor, E. Bossini, E. Br\\\"ucken, E. Lippmaa, E. Oliveri, E. Radermacher, E. Radicioni, E. Robutti, F. Cafagna, F. Ferro, F. Garcia, F. Lucas Rodr\\'iguez, F. Nemes, F. Oljemark, F. Ravotti, G. Antchev, G. Latino, G. Ruggiero, G. Sanguinetti, H. Niewiadomski, H. Saarikko, I. Atanassov, J. Baechler, J. Heino, J. Ka\\v{s}par, J. Kopal, J. Proch\\'azka, J. Sziklai, J. Welti, J. Whitmore, K. Eggert, K. Kurvinen, K. \\\"Osterberg, L. Grzanka, L. Magaletti, L. Ropelewski, M. Berretti, M. Bozzo, M. Calicchio, M. Deile, M. G. Catanesi, M. Lokaj\\'i\\v{c}ek, M. Lo Vetere, M. Macr\\'i, M. Oriunno, M. Quinto, M.R. Intonti, M. V\\'itek, N. Turini, P. Aspell, P. Brogi, P. Palazzi, R. Ferretti, R. Lauhakangas, R. Orava, S. Giani, S. Lami, S. Minutoli, T. Cs\\\"org\\\"o, T. Hilden, T. Leszko, V. Avati, V. Berardi, V. Eremin, V. Greco, V. Kundr\\'at, V. Vacek, W. Snoeys","submitted_at":"2011-10-06T21:01:22Z","abstract_excerpt":"TOTEM has measured the differential cross-section for elastic proton-proton scattering at the LHC energy of {\\srud}s = 7TeV analysing data from a short run with dedicated large {\\beta} * optics. A single exponential fit with a slope B = (20:1{\\pm}0:2stat {\\pm}0:3syst)GeV-2 describes the range of the four-momentum transfer squared |t| from 0.02 to 0.33 GeV2. After the extrapolation to |t| = 0, a total elastic scattering cross-section of (24:8{\\pm}0:2stat {\\pm}1:2syst) mb was obtained. Applying the optical theorem and using the luminosity measurement from CMS, a total proton-proton cross-section"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1395","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}