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arxiv: 1705.08206 · v1 · submitted 2017-05-23 · ⚛️ nucl-ex · astro-ph.HE

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Measurement of Meson Resonance Production in π⁻ + C Interactions at SPS energies

A. Aduszkiewicz , Y. Ali , E.V. Andronov , T. Anti\'ci\'c , B. Baatar , M. Baszczyk , S. Bhosale , A. Blondel
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M. Bogomilov A. Brandin A. Bravar J. Brzychczyk S.A. Bunyatov O. Busygina H. Cherif M. \'Cirkovi\'c T. Czopowicz A. Damyanova N. Davis H. Dembinski M. Deveaux W. Dominik P. Dorosz J. Dumarchez R. Engel A. Ereditato S. Faas G.A. Feofilov Z. Fodor C. Francois A. Garibov X. Garrido M. Ga\'zdzicki M. Golubeva K. Grebieszkow F. Guber A. Haesler A.E. Herv\'e J. Hylen S.N. Igolkin A. Ivashkin S.R. Johnson K. Kadija E. Kaptur M. Kie{\l}bowicz V.A. Kireyeu V. Klochkov V.I. Kolesnikov D. Kolev A. Korzenev V.N. Kovalenko K. Kowalik S. Kowalski M. Koziel A. Krasnoperov W. Kucewicz M. Kuich A. Kurepin D. Larsen A. L\'aszl\'o T.V. Lazareva M. Lewicki B. Lundberg B. {\L}ysakowski V.V. Lyubushkin M. Ma\'ckowiak-Paw{\l}owska B. Maksiak A.I. Malakhov D. Mani\'c A. Marchionni A. Marcinek A.D. Marino I.C. Mari\c{s} K. Marton H.-J. Mathes T. Matulewicz V. Matveev G.L. Melkumov A.O. Merzlaya B. Messerly {\L}. Mik G.B. Mills S. Morozov S. Mr\'owczy\'nski Y. Nagai M. Naskr\k{e}t V. Ozvenchuk V. Paolone M. Pavin O. Petukhov C. Pistillo R. P{\l}aneta P. Podlaski B.A. Popov M. Posiada{\l}a S. Pu{\l}awski J. Puzovi\'c R. Rameika W. Rauch M. Ravonel R. Renfordt E. Richter-W\k{a}s D. R\"ohrich E. Rondio M. Roth M. Ruprecht B.T. Rumberger A. Rustamov M. Rybczynski A. Rybicki A. Sadovsky K. Schmidt I. Selyuzhenkov A.Yu. Seryakov P. Seyboth M. S{\l}odkowski A. Snoch P. Staszel G. Stefanek J. Stepaniak M. Strikhanov H. Str\"obele T. \v{S}u\v{s}a M. Szuba A. Taranenko A. Tefelska D. Tefelski V. Tereshchenko A. Toia R. Tsenov L. Turko R. Ulrich M. Unger F.F. Valiev D. Veberi\v{c} V.V. Vechernin M. Walewski A. Wickremasinghe C. Wilkinson Z. W{\l}odarczyk A. Wojtaszek-Szwarc O. Wyszy\'nski L. Zambelli E.D. Zimmerman R. Zwaska
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classification ⚛️ nucl-ex astro-ph.HE
keywords measurementsspectratexthadronicinteractionsproductionbettercern
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We present measurements of $\rho^0$, $\omega$ and K$^{*0}$ spectra in $\pi^{-} + $C production interactions at 158 GeV/c and $\rho^0$ spectra at 350 GeV/c using the NA61/SHINE spectrometer at the CERN SPS. Spectra are presented as a function of the Feynman's variable $x_\text{F}$ in the range $0 < x_\text{F} < 1$ and $0 < x_\text{F} < 0.5$ for 158 GeV/c and 350 GeV/c respectively. Furthermore, we show comparisons with previous measurements and predictions of several hadronic interaction models. These measurements are essential for a better understanding of hadronic shower development and for improving the modeling of cosmic ray air showers.

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