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Related papers: Thermal Dimuon Emission in In-In at the CERN SPS

200 papers

The high-$\mu_{\rm B}$ region of the QCD phase diagram has become the object of several studies, focused on the investigation of the order of the phase transition and the search for the critical point. Accessing rare probes is…

Nuclear Experiment · Physics 2022-09-15 Enrico Scomparin , NA60+ Collaboration

The significance of thermal dilepton radiation at intermediate invariant masses (1GeV<M<3GeV) in ultrarelativistic heavy-ion collisions is investigated. At CERN-SpS energies, a consistent explanation of the excess observed by NA50 can be…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ralf Rapp

We investigate the significance of thermal dilepton radiation in the intermediate-mass region in heavy-ion reactions at CERN-SpS energies. Within a thermal fireball model for the space-time evolution, the radiation from hot matter is found…

High Energy Physics - Phenomenology · Physics 2009-10-31 R. Rapp , E. Shuryak

The CERES/Na45 experiment at CERN SPS measured transverse momentum spectra of charged-pions in the range 1<pt<4GeV/c near mid-rapidity in 158 AGeV/c Pb-Au collisions. The invariant transverse momentum spectra are exponential over the entire…

High Energy Physics - Experiment · Physics 2012-08-27 CERES collaboration

We propose a new fixed-target experiment for the study of electromagnetic and hard probes of the Quark-Gluon Plasma (QGP) in heavy-ion collisions at the CERN SPS. The experiment aims at performing measurements of the dimuon spectrum from…

Dilepton emission rates from a hadronic gas at finite temperature and baryon density are completely constrained by broken chiral symmetry in a density expansion. The rates can be expressed in terms of vacuum correlations which are measured…

Nuclear Theory · Physics 2008-11-26 K. Dusling , D. Teaney , I. Zahed

NA61/SHINE is a multipurpose, fixed-target hadron spectrometer at the CERN SPS. Its research program includes studies of strong interactions as well as reference measurements for neutrino and cosmic-ray physics. A significant advantage of…

Nuclear Experiment · Physics 2025-12-09 Antoni Marcinek

In connection with the claim made at the Quark Matter 2005 Conference that the Brown-Rho scaling is ruled out by NA60 data we consider dimuon production from semi-central In+In collisions in a full dynamical model. It is shown that if only…

Nuclear Theory · Physics 2009-11-11 V. V. Skokov , V. D. Toneev

Inclusive production of $\Lambda$-hyperons was measured with the large acceptance NA61/SHINE spectrometer at the CERN SPS in inelastic p+p interactions at beam momentum of 158~\GeVc. Spectra of transverse momentum and transverse mass as…

High Energy Physics - Experiment · Physics 2016-04-26 A. Aduszkiewicz , Y. Ali , E. Andronov , T. Antićić , N. Antoniou , B. Baatar , F. Bay , A. Blondel , M. Bogomilov , A. Brandin , A. Bravar , J. Brzychczyk , S. A. Bunyatov , O. Busygina , P. Christakoglou , M. Ćirković , T. Czopowicz , A. Damyanova , N. Davis , H. Dembinski , M. Deveaux , F. Diakonos , S. Di Luise , W. Dominik , J. Dumarchez , K. Dynowski , R. Engel , A. Ereditato , G. A. Feofilov , Z. Fodor , A. Garibov , M. Gaździcki , M. Golubeva , K. Grebieszkow , A. Grzeszczuk , F. Guber , A. Haesler , T. Hasegawa , A. E. Hervé , M. Hierholzer , S. Igolkin , A. Ivashkin , S. R. Johnson , K. Kadija , A. Kapoyannis , E. Kaptur , J. Kisiel , T. Kobayashi , V. I. Kolesnikov , D. Kolev , V. P. Kondratiev , A. Korzenev , K. Kowalik , S. Kowalski , M. Koziel , A. Krasnoperov , M. Kuich , A. Kurepin , D. Larsen , A. László , M. Lewicki , V. V. Lyubushkin , M. Maćkowiak-Pawłowska , B. Maksiak , A. I. Malakhov , D. Manić , A. Marcinek , A. D. Marino , K. Marton , H. -J. Mathes , T. Matulewicz , V. Matveev , G. L. Melkumov , B. Messerly , G. B. Mills , S. Morozov , S. Mrówczyński , Y. Nagai , T. Nakadaira , M. Naskręt , M. Nirkko , K. Nishikawa , A. D. Panagiotou , V. Paolone , M. Pavin , O. Petukhov , C. Pistillo , R. Płaneta , B. A. Popov , M. Posiadała , S. Puławski , J. Puzović , W. Rauch , M. Ravonel , A. Redij , R. Renfordt , E. Richter-Wąs , A. Robert , D. Röhrich , E. Rondio , M. Roth , A. Rubbia , B. T. Rumberger , A. Rustamov , M. Rybczynski , A. Sadovsky , K. Sakashita , K. Schmidt , T. Sekiguchi , I. Selyuzhenkov , A. Seryakov , P. Seyboth , D. Sgalaberna , M. Shibata , M. Słodkowski , P. Staszel , G. Stefanek , J. Stepaniak , H. Ströbele , T. Šuša , M. Szuba , M. Tada , A. Taranenko , D. Tefelski , V. Tereshchenko , R. Tsenov , L. Turko , R. Ulrich , M. Unger , M. Vassiliou , D. Veberič , V. V. Vechernin , G. Vesztergombi , L. Vinogradov , A. Wilczek , Z. Włodarczyk , A. Wojtaszek-Szwarc , O. Wyszyński , L. Zambelli , E. D. Zimmerman

Rho meson propagation in hot hadronic matter is studied in a model with coupling to $\pi\pi$ states. Medium modifications are induced by a change of the pion dispersion relation through collisions with nucleons and $\Delta's$ in the…

High Energy Physics - Phenomenology · Physics 2009-10-28 R. Rapp , G. Chanfray , J. Wambach

Using a rather complete description of the in-medium $\rho$ spectral function - being constrained by various independent experimental information - we calculate pertinent dilepton production rates from hot and dense hadronic matter. The…

High Energy Physics - Phenomenology · Physics 2010-04-06 R. Rapp , J. Wambach

We report results from the experiment NA57 at CERN SPS on hyperon production at midrapidity in Pb-Pb collisions at 158 $A$ GeV/$c$ and 40 $A$ GeV/$c$. $\Lambda$, $\Xi$ and $\Omega$ yields are compared with those from the STAR experiment at…

Nuclear Experiment · Physics 2019-08-20 G. E. Bruno

Medium modifications of the electromagnetic spectral function in hadronic and quark-gluon matter are reviewed. A strong broadening of the $\rho$ meson, which dominates the spectral function in the low-mass regime, is quantitatively…

Nuclear Theory · Physics 2011-01-25 Ralf Rapp

The NA61/SHINE spectrometer at the CERN Super Proton Synchrotron (SPS) scans particle production in collisions of nuclei with various sizes at a set of energies covering the SPS energy range towards various physics goals. This paper…

Nuclear Experiment · Physics 2026-03-25 Anirvan Shukla

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…

Nuclear Experiment · Physics 2018-03-06 A. Aduszkiewicz , Y. Ali , E. V. Andronov , T. Antićić , B. Baatar , M. Baszczyk , S. Bhosale , A. Blondel , M. Bogomilov , A. Brandin , A. Bravar , J. Brzychczyk , S. A. Bunyatov , O. Busygina , H. Cherif , M. Ćirković , 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. Gaździcki , M. Golubeva , K. Grebieszkow , F. Guber , A. Haesler , A. E. Hervé , J. Hylen , S. N. Igolkin , A. Ivashkin , S. R. Johnson , K. Kadija , E. Kaptur , 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 , B. Lundberg , B. Łysakowski , V. V. Lyubushkin , M. Maćkowiak-Pawłowska , B. Maksiak , A. I. Malakhov , D. Manić , A. Marchionni , A. Marcinek , A. D. Marino , I. C. Mariş , K. Marton , H. -J. Mathes , T. Matulewicz , V. Matveev , G. L. Melkumov , A. O. Merzlaya , B. Messerly , Ł. Mik , G. B. Mills , S. Morozov , S. Mrówczyński , Y. Nagai , M. Naskręt , V. Ozvenchuk , V. Paolone , M. Pavin , O. Petukhov , C. Pistillo , R. Płaneta , P. Podlaski , B. A. Popov , M. Posiadała , S. Puławski , J. Puzović , R. Rameika , W. Rauch , M. Ravonel , R. Renfordt , E. Richter-Wąs , D. Röhrich , 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. Słodkowski , A. Snoch , P. Staszel , G. Stefanek , J. Stepaniak , M. Strikhanov , H. Ströbele , T. Šuša , M. Szuba , 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 , C. Wilkinson , Z. Włodarczyk , A. Wojtaszek-Szwarc , O. Wyszyński , L. Zambelli , E. D. Zimmerman , R. Zwaska

We present the combined results on electron-pair production in 158 GeV/n {Pb-Au} ($\sqrt{s}$= 17.2 GeV) collisions taken at the CERN SPS in 1995 and 1996, and give a detailed account of the data analysis. The enhancement over the reference…

Di-muon events emanating from a replica of the SHiP target at the CERN SPS contain a clear signal of $J/{\psi}$~production. The production rate is in reasonable agreement with Monte Carlo simulations based on Pythia v8. For the interval in…

High Energy Physics - Experiment · Physics 2026-04-07 The SHiP Collaboration

The NA60 experiment has studied low-mass muon pair production in proton-nucleus collisions with a system of Be, Cu, In, W, Pb and U targets, using a 400 GeV proton beam at the CERN SPS. The transverse momentum spectra of the $\rho/\omega$…

This paper presents preliminary results from the NA61/SHINE experiment on $\phi$ meson production in central Ar+Sc collisions at beam momenta of 150$A$, 75$A$, and 40$A$ GeV/$c$ (corresponding to $\sqrt{s_{NN}}$ = 16.8, 11.9, and 8.8 GeV,…

Nuclear Experiment · Physics 2025-02-25 Łukasz Rozpłochowski

The CERES/NA45 experiment at the CERN SPS has previously measured $e^{+}e^{-}$ pair production in 160 AGeV Pb-Au collisions. In the mass region m>0.2 GeV/c$^{2}$, an enhancement of $2.7\pm0.4(statist.)\pm0.5(syst.)$ compared to the…

Nuclear Experiment · Physics 2008-11-26 Sanja Damjanovic , Kirill Filimonov