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The LHC has brought much new information on total, elastic and diffractive cross sections, which is not always in agreement with extrapolations from lower energies. The default framework in the Pythia event generator is one case in point.…

High Energy Physics - Phenomenology · Physics 2018-07-04 Christine O. Rasmussen , Torbjörn Sjöstrand

Recent results on nucleon resonance studies in $\pi^{+}\pi^{-}p$ electro- production off protons with the CLAS detector are presented. The analysis of CLAS data allowed us to determine all essential contributing mechanisms, providing a…

High Energy Physics - Experiment · Physics 2015-05-13 V. I. Mokeev , V. D. Burkert , G. V. Fedotov , E. N. Golovach , B. S. Ishkhanov

We study the possibility to measure the elastic $\Phi N$ ($\Phi \equiv J/\psi, \psi(2S), \psi(3770),\chi_{2c}$) scattering cross section in the reaction $\bar p{+}d{\to}\Phi{+}n_{sp}$ and the elastic $D(\bar D) N$ scattering cross section…

Nuclear Theory · Physics 2015-06-26 W. Cassing , Ye. S. Golubeva , L. A. Kondratyuk

A brief historical overview of various modern approaches to the problem under consideration is given. It includes existing models based on a sum of different terms of the scattering amplitude with different signs and Regge-eikonal models…

High Energy Physics - Phenomenology · Physics 2026-03-03 O. V. Selyugin

We discuss scaling properties of the elastic $pp$ cross-section both at the ISR and the LHC. We observe that the ratio of bump to dip positions of the differential cross-section $d\sigma_{\rm el}/dt$ is constant over a wide energy range. We…

High Energy Physics - Phenomenology · Physics 2025-01-27 Michał Praszałowicz , Cristian Baldenegro , Christophe Royon , Anna M. Staśto

The first result of the pp2pp experiment at RHIC on elastic scattering of polarized protons at sqrt{s} = 200 GeV is reported here. The exponential slope parameter b of the diffractive peak of the elastic cross section in the t range 0.010…

Nuclear Experiment · Physics 2008-12-18 S. Bueltmann

An energy-dependent and a set of single-energy partial-wave analyses of $\pi$d elastic scattering data have been completed. Amplitudes are presented for pion laboratory kinetic energies up to 500~MeV. These results are compared with those…

Nuclear Theory · Physics 2009-09-25 Richard A. Arndt Igor I. Strakovsky , Ron Workman

Lightly triggered events may yield surprises about the nature of "soft" particle production at LHC energies. I suggest that event displays in coordinates matched to the dynamics of particle production (rapidity and transverse momentum) may…

High Energy Physics - Phenomenology · Physics 2022-03-02 Chris Quigg

Final results of a detailed analysis of p+p elastic scattering data are presented, utilizing the quark-diquark model of protons in a form proposed by Bialas and Bzdak. The differential cross-section of elastic proton-proton collisions is…

High Energy Physics - Phenomenology · Physics 2016-08-14 F. Nemes , T. Csörgő

Rescattering following a neutrino-nucleus reaction changes the number, energy, and direction of detectable hadrons. In turn, this affects the selection and kinematic distributions of subsamples of neutrino events used for interaction or…

High Energy Physics - Experiment · Physics 2019-06-26 L. A. Harewood , R. Gran

The differential cross section for elastic scattering of protons on electrons at rest is calculated taking into account the QED radiative corrections to the leptonic part of interaction. These model-independent radiative corrections arise…

High Energy Physics - Phenomenology · Physics 2017-06-28 G. I. Gakh , M. I. Konchatnij , N. P. Merenkov , Egle Tomasi-Gustafsson

The TOTEM experiment at the LHC has measured proton-proton elastic scattering in dedicated runs at $\sqrt{s}=7$ and 8 TeV centre-of-mass LHC energies. The proton-proton total cross-section $\sigma_{\rm tot}$ has been derived for both…

High Energy Physics - Experiment · Physics 2016-02-22 Frigyes Nemes

Ultra-relativistic peripheral collisions of heavy ions at LHC can produce copies of numbers of lepton pairs via the two-photon process. Since the energy of the heavy ions is so high, multi-pair production cross-sections of the light leptons…

High Energy Physics - Phenomenology · Physics 2020-07-15 Sevgi Karadağ , Mehmet Cem Güçlü

Colliding high energy hadrons either produce new particles or scatter elastically with their quantum numbers conserved and no other particles produced. We consider the latter case here. Although inelastic processes dominate at high…

High Energy Physics - Phenomenology · Physics 2015-06-05 I. M. Dremin

In this work the process of elastic hadron scattering is discussed. In particular, scattering amplitudes for the various Pomeron models are compared. In addition, differential elastic cross section as a function of the scattered proton…

High Energy Physics - Phenomenology · Physics 2017-08-10 P. Erland , R. Staszewski , M. Trzebinski , R. Kycia

The scalar and vector leptoquark pair production cross sections for deep inelastic $ep$ scattering are calculated. Estimates are presented for the search potential at HERA.

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Blümlein , E. Boos , A. Kryukov

We describe the most recent results at the Large Hadron Collider from the ALICE, ATLAS, CMS, LHCb and TOTEM experiments concerning the elastic, inelastic and total cross section measurements as well as particle production in soft and hard…

High Energy Physics - Experiment · Physics 2019-09-30 C. Royon

This paper presents several measurements of total production cross sections and total inelastic cross sections for the following reactions: $\pi^{+}$+C, $\pi^{+}$+Al, $K^{+}$+C, $K^{+}$+Al at 60 GeV/c, $\pi^{+}$+C and $\pi^{+}$+Al at 31…

High Energy Physics - Experiment · Physics 2019-09-19 SHINE Collaboration , A. Aduszkiewicz , E. Andronov , T. Antićić , B. Baatar , M. Baszczyk , S. Bhosale , A. Blondel , M. Bogomilov , A. Brandin , A. Bravar , W. Bryliński , J. Brzychczyk , S. A. Bunyatov , O. Busygina , A. Bzdak , H. Cherif , M. Ćirković , T. Czopowicz , A. Damyanova , N. Davis , M. Deveaux , W. Dominik , P. Dorosz , J. Dumarchez , R. Engel , G. A. Feofilov , L. Fields , Z. Fodor , A. Garibov , M. Gaździcki , O. Golosov , M. Golubeva , K. Grebieszkow , F. Guber , A. Haesler , A. E. Hervé , S. Igolkin , S. Ilieva , A. Ivashkin , S. R. Johnson , K. Kadija , E. Kaptur , N. Kargin , E. Kashirin , M. Kiełbowicz , 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. László , T. V. Lazareva , M. Lewicki , K. Łojek , B. Łysakowski , V. V. Lyubushkin , M. Maćkowiak-Pawłowska , Z. Majka , B. Maksiak , A. I. Malakhov , D. Manić , A. Marchionni , A. Marcinek , A. D. Marino , K. Marton , H. -J. Mathes , T. Matulewicz , V. Matveev , G. L. Melkumov , A. Merzlaya , B. Messerly , Ł. Mik , G. B. Mills , S. Morozov , S. Mrówczyński , Y. Nagai , M. Naskręt , V. Ozvenchuk , V. Paolone , M. Pavin , O. Petukhov , R. Płaneta , P. Podlaski , B. A. Popov , M. Posiadała , S. Puławski , J. Puzović , W. Rauch , M. Ravonel , R. Renfordt , E. Richter-Wąs , D. Röhrich , E. Rondio , M. Roth , B. T. Rumberger , A. Rustamov , M. Rybczynski , A. Rybicki , A. Sadovsky , K. Schmidt , I. Selyuzhenkov , A. Yu. Seryakov , P. Seyboth , M. Słodkowski , A. Snoch , P. Staszel , G. Stefanek , J. Stepaniak , M. Strikhanov , H. Ströbele , T. Šuša , A. Taranenko , A. Tefelska , D. Tefelski , V. Tereshchenko , A. Toia , R. Tsenov , L. Turko , R. Ulrich , M. Unger , F. F. Valiev , D. Veberič , V. V. Vechernin , M. Walewski , A. Wickremasinghe , Z. Włodarczyk , A. Wojtaszek-Szwarc , O. Wyszyński , K. Yarritu , L. Zambelli , E. D. Zimmerman , R. Zwaska

We analyze the elastic scattering of particles interacting with nuclei through vector and axial currents with overall couplings of the order of the Standard Model weak interaction, or smaller; the dominant contribution to the elastic cross…

High Energy Physics - Phenomenology · Physics 2016-03-21 O. Moreno , T. W. Donnelly

Inclusive charged hadron production, e+e- -> e+e- h+- X, is studied using 414 pb-1 of data collected at LEP with the L3 detector at centre-of-mass energies between 189 and 202 GeV. Single particle inclusive differential cross sections are…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration