{"paper":{"title":"Total and differential cross sections of $\\eta$-production in proton-deuteron fusion for excess energies between $Q_\\eta=13\\;\\text{MeV}$ and $Q_\\eta=81\\;\\text{MeV}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"A. Bondar, A. Erven, A. Goswami, A. Khoukaz, A. Khreptak, A. Kup\\'s\\'c, A. Kuzmin, A. Magiera, A. Pyszniak, A. Roy, A. Szczurek, A. Trzci\\'nski, A. Wro\\'nska, A. Yamamoto, B. Kamys, B. K{\\l}os, B. Lorentz, B. Maria\\'nski, B. Shwartz, C. Hanhart, C.-O. Gullstr\\\"om, C. Wilkin, D. A. Kirillov, D. Lersch, D. Prasuhn, D. Pszczel, E. Czerwi\\'nski, E. Perez del Rio, E. Stephan, F. Goldenbaum, F. S. Bergmann, G. Kemmerling, G. Khatri, G. Sterzenbach, H. Cal\\'en, H. Clement, H. Kleines, H. Ohm, H.-P. Morsch, H. Stockhorst, H. Str\\\"oher, I. Ciepa{\\l}, I. Sch\\\"atti-Ozerianska, J. Ritman, J. Smyrski, J. Stepaniak, J. Zabierowski, J. Z{\\l}oma\\'nczuk, K. Demmich, K. F\\\"ohl, K. Fransson, K. Grigoryev, K. Lalwani, K. Pysz, K. Sitterberg, L. Heijkenskj\\\"old, L. Jarczyk, M. Bashkanov, M. Ber{\\l}owski, M. B\\\"uscher, M. J. Zieli\\'nski, M. Skurzok, M. Wolke, M. \\.Zurek, N. H\\\"usken, N. M. Piskunov, O. Rundel, P. Adlarson, P. Fedorets, P. Kulessa, P. Marciniewski, P. Moskal, P. W\\\"ustner, P. \\.Zupra\\'nski, R. Engels, R. Maier, R. Stassen, S. Kistryn, S. Sawanta, S. Schadmand, T. Johansson, T. Sefzick, T. Skorodko, V. Hejny, V. Serdyuk, V. Sopov, W. Augustyniak, W. Bardan, W. Erven, W. Eyrich, W. Krzemie\\'n, W. Parol, Z. Rudy","submitted_at":"2018-01-20T13:22:51Z","abstract_excerpt":"New data on both total and differential cross sections of the production of $\\eta$ mesons in proton-deuteron fusion to ${}^3\\text{He}\\,\\eta$ in the excess energy region $13.6\\;\\text{MeV}\\leq Q_\\eta \\leq 80.9\\;\\text{MeV}$ are presented. These data have been obtained with the WASA-at-COSY detector setup located at the Forschungszentrum J\\\"ulich, using a proton beam at 15 different beam momenta between $p_p = 1.60\\;\\text{GeV}/c$ and $p_p = 1.74\\;\\text{GeV}/c$. While significant structure of the total cross section is observed in the energy region $20\\;\\text{MeV}\\lesssim Q_\\eta \\lesssim 60\\;\\text{"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.06671","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"}