English
Related papers

Related papers: Report from NA49

200 papers

NA61/SHINE is a multipurpose fixed-target experiment at the CERN Super Proton Synchrotron. The main goals of the NA61/SHINE strong interaction program are to discover the critical point of strongly interacting matter as well as to study the…

Nuclear Experiment · Physics 2024-02-20 P. Podlaski

The CERN NA57 experiment was designed to study the production of strange and multi-strange particles in heavy ion collisions at SPS energies; its physics programme is essentially completed. A review of the main results is presented.

Nuclear Experiment · Physics 2019-08-14 G. E. Bruno

Particle correlations and fluctuations measured by RHIC experiments at $\sqrt{s_{NN}}$=130 GeV were discussed. The source size parameters were similar to those measured at the CERN-SPS, and no long duration time of particle emission were…

High Energy Physics - Phenomenology · Physics 2017-08-23 Toru Sugitate

The latest NA49 results on event-by-event transverse momentum fluctuations are presented for central Pb+Pb interactions over the whole SPS energy range (20A - 158A GeV). Two different methods are applied: evaluating the $\Phi_{p_{T}}$…

We summarize the latest correlation and fluctuation measurements derived from the RHIC Beam Energy Scan-II (BES-II) data, collected by the STAR experiment. We will focus on the recent results of higher-order net-proton cumulants…

Nuclear Experiment · Physics 2025-08-13 Rutik Manikandhan

The B_C meson is the bound state of b-cbar whose recent detection is the first step toward completion of the spectroscopy of heavy quark mesonic states. The b-c states have properties that conveniently fill the gap between the J/Psi and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Robert L. Thews , Johann Rafelski

The latest NA49 results on fluctuations of multiplicity and average transverse-momentum analyzed on an event-by-event basis are presented for central Pb+Pb interactions over the whole SPS energy range (20A - 158A GeV). The scaled variance…

Nuclear Experiment · Physics 2012-08-27 The NA49 Collaboration

NA61/SHINE is a large acceptance fixed target experiment at the CERN SPS which studies final hadronic states in interactions between various particles and nuclei. The main topic of this contribution are preliminary results for mean…

High Energy Physics - Experiment · Physics 2019-08-21 Michał Naskręt

The heavy-ion programme of the NA61/SHINE experiment at the CERN SPS has been expanded to allow precise measurements of exotic particles with short lifetime. The study of open charm meson production is a sensitive tool for new detailed…

Nuclear Experiment · Physics 2018-10-10 Anastasia Merzlaya

We report the analysis of data taken during a pilot run in 2018 to study the feasibility of nuclear fragmentation measurements with the NA61/SHINE experiment at the CERN SPS. These nuclear reactions are important for the interpretation of…

Nuclear Experiment · Physics 2021-07-27 Neeraj Amin

The RHIC Beam Energy Scan focuses on mapping the QCD phase diagram and pinpointing the location of a possible critical end point. Bose-Einstein correlations and event-by-event fluctuations of conserved quantities, measured as a function of…

Nuclear Experiment · Physics 2016-11-23 Prakhar Garg

The NA38 and NA50 experiments at the CERN SPS have measured charmonium production in different colliding systems with the aim of observing a phase transition from ordinary hadronic matter towards a state in which quarks and gluons are…

High Energy Physics - Experiment · Physics 2012-08-27 NA50 collaboration

One of the main goals of NA61/SHINE is the investigation of the phase diagram of strongly interacting matter. NA61/SHINE observes collisions of various nuclei at different energies, allowing to study the same phenomena and observables in…

Nuclear Experiment · Physics 2019-11-12 Barnabas Porfy

The NA62 experiment at CERN has collected a large sample of $K^+$ and $\pi^+$ decays in flight during Run 1 in 2016--2018 and the ongoing Run 2 which started in 2021. Searches for the decays $K^+\rightarrow\pi^+X$ and $\pi^+\rightarrow…

High Energy Physics - Experiment · Physics 2026-04-13 Elizabeth Long

We present calculations of dilepton and photon spectra for the energy range $E_{\text{lab}}=2-35$ $A$GeV which will be available for the Compressed Baryonic Matter (CBM) experiment at the future Facility for Anti-Proton and Ion Research…

Nuclear Theory · Physics 2016-05-25 Stephan Endres , Hendrik van Hees , Marcus Bleicher

Results of many $\psi(2S)$ hadronic decays and the results of $\psi(2S)$ radiative/hadronic transitions from BES collaboration in the past year are presented. Measurement of $\BR(\jpsi\ra K^0_S K^0_L)$ and the preliminary result of…

High Energy Physics - Experiment · Physics 2009-11-11 Zheng Wang

The search for experimental signatures of the critical point (CP) of strongly interacting matter is one of the main objectives of the NA61/SHINE experiment at CERN SPS. In the course of the experiment, a beam momentum and system size scan…

Nuclear Experiment · Physics 2020-02-18 Nikolaos Davis

Several heavy ion experiments at SPS have measured azimuthal distributions of particles with respect to the reaction plane. These distributions are deduced from two-particle azimuthal correlations under the assumption that they result…

Nuclear Theory · Physics 2009-11-06 Nicolas Borghini , Mai Dinh , Jean-Yves Ollitrault

An important approach to studying high-energy cosmic rays is the investigation of the properties of extensive air showers; however, the lateral distribution of particles in simulations of such showers strongly depends on the applied model…

High Energy Astrophysical Phenomena · Physics 2019-08-14 Marek Szuba

We present a detailed analysis of the NA49 experimental particle yield results, and discuss the physical properties of the particle source. We explain in depth how our analysis differs from the work of other groups, what advance this…

High Energy Physics - Phenomenology · Physics 2009-06-25 Johann Rafelski , Jean Letessier