scholarly journals Astrophysics in the Laboratory—The CBM Experiment at FAIR

Particles ◽  
2020 ◽  
Vol 3 (2) ◽  
pp. 320-335
Author(s):  
Peter Senger

The future “Facility for Antiproton and Ion Research” (FAIR) is an accelerator-based international center for fundamental and applied research, which presently is under construction in Darmstadt, Germany. An important part of the program is devoted to questions related to astrophysics, including the origin of elements in the universe and the properties of strongly interacting matter under extreme conditions, which are relevant for our understanding of the structure of neutron stars and the dynamics of supernova explosions and neutron star mergers. The Compressed Baryonic Matter (CBM) experiment at FAIR is designed to measure promising observables in high-energy heavy-ion collisions, which are expected to be sensitive to the high-density equation-of-state (EOS) of nuclear matter and to new phases of Quantum Chromo Dynamics (QCD) matter at high densities. The CBM physics program, the relevant observables and the experimental setup will be discussed.

2010 ◽  
Vol 19 (08n10) ◽  
pp. 1483-1490 ◽  
Author(s):  
T. STROTHER ◽  
W. BAUER

Motivated by the success of kinetic theory in the description of observables in intermediate and high energy heavy-ion collisions, we use kinetic theory to model the dynamics of core collapse supernovae. The specific way that we employ kinetic theory to solve the relevant transport equations allows us to explicitly model the propagation of neutrinos and a full ensemble of nuclei and treat neutrino–matter interactions in a very general way. With these abilities, our simulations have observed dynamics that may prove to be an entirely new neutrino capture induced supernova explosion mechanism.


Particles ◽  
2021 ◽  
Vol 4 (2) ◽  
pp. 214-226
Author(s):  
Peter Senger

The “Facility for Antiproton and Ion Research” (FAIR) in Darmstadt, Germany, and the “Nuclotron-based Ion Collider Facility” (NICA) in Dubna, Russia, are two accelerator centers under construction. FAIR will provide beams and experimental setups to perform forefront research in hadron, nuclear, atomic, and plasma physics, as well as in radiation biology and material science. At NICA, a unique research program on nuclear matter and spin physics will be conducted. Both facilities will execute experiments to explore the properties of QCD matter at neutron star core densities, in order to study the high-density equation of state, and to shed light on the quark degrees-of-freedom emerging in QCD matter at high densities. The research programs will be performed at FAIR with the CBM experiment, and at NICA with the MPD setup at the collider, and with the BM@N experiment at the Nuclotron. These three experiments are complementary, with respect to the beam energy. The physics programs and the relevant experimental observables will be discussed.


2019 ◽  
Vol 14 ◽  
pp. 173
Author(s):  
X. A. Aslanoglou

In the search for Strange Quark Matter (SQM) and Exotic objects in Heavy Ion collisions at high energy, a new Electromagnetic plus Hadronic calorimeter, the CASTOR (Centauros And STrange Objects Research) calorimeter is now under construction. This calorimeter will operate in the experiment CMS at the LHC collider at CERN and is designed for the detection of Strange and Exotic objects at heavy ion collisions. Beam tests of two prototypes in the years 2003 and 2004, showed a good behavior of the instrument


2018 ◽  
Vol 171 ◽  
pp. 12001 ◽  
Author(s):  
Vladimir Kekelidze ◽  
Vadim Kolesnikov ◽  
Alexander Sorin

The project NICA (Nuclotron-based Ion Collider fAcility) aims to study hot and baryon rich QCD matter in heavy ion collisions in the energy range [see formula in PDF] = 4 − 11 GeV. The rich heavy-ion physics program will be performed at two experiments, BM@N (Baryonic Matter at Nuclotron) at beams extracted from the Nuclotron, and at MPD (Multi-Purpose Detector) at the NICA collider. This program covers a variety of phenomena in strongly interacting matter of the highest baryonic density, which includes study of collective effects, production of hyperon and hypernuclei, in-medium modification of meson properties, and event-by-event fluctuations.


Particles ◽  
2019 ◽  
Vol 2 (4) ◽  
pp. 481-490
Author(s):  
Peter Senger ◽  
Dmitrii Dementev ◽  
Johann Heuser ◽  
Mikhail Kapishin ◽  
Evgeny Lavrik ◽  
...  

The Nuclotron at the Joint Institute for Nuclear Research in Dubna can deliver gold beams with kinetic energies between 2 and 4.5 A GeV. In heavy-ion collisions at these energies, it is expected that the nuclear fireball will be compressed by up to approximately four times the saturation density. This offers the opportunity to study the high-density equation-of-state (EOS) of nuclear matter in the laboratory, which is needed for our understanding of the structure of neutron stars and the dynamics of neutron star mergers. The Baryonic Matter at the Nuclotron (BM@N) experiment will be upgraded to perform multi-differential measurements of hadrons including (multi-) strange hyperons, which are promising probes of the high-density EOS, and of new phases of quantum chromodynamic (QCD) matter. The layout of the upgraded BM@N experiment and the results of feasibility studies are presented.


2007 ◽  
Vol 16 (04) ◽  
pp. 1073-1081 ◽  
Author(s):  
TERRANCE STROTHER ◽  
WOLFGANG BAUER

Motivated by the success of kinetic theory in the description of observables in intermediate and high energy heavy ion collisions, we use kinetic theory to model the dynamics of collapsing iron cores in type II supernova explosions. The algorithms employed, the rational for choosing them, and some preliminary results are discussed.


2016 ◽  
Vol 31 (28n29) ◽  
pp. 1645036 ◽  
Author(s):  
Róbert Vértesi

The production of different quarkonium states provides unique insight to the hot and cold nuclear matter effects in the strongly interacting medium that is formed in high energy heavy ion collisions. While LHC explores the energy frontier, RHIC has a broad physics program to explore the nuclear modification at different energies in a wide range of systems. Some of the most interesting recent results on [Formula: see text] and [Formula: see text]production in p+p, d+Au and A+A collisions from PHENIX and STAR are summarized in this work.


2005 ◽  
Vol 14 (01) ◽  
pp. 129-136 ◽  
Author(s):  
WOLFGANG BAUER ◽  
TERRANCE STROTHER

Motivated by the success of kinetic theory in the description of observables in intermediate and high energy heavy-ion collisions, we apply kinetic theory to the physics of supernova explosions. The algorithmic implementation for the high-density phase of the iron core collapse is discussed.


2020 ◽  
Vol 15 ◽  
pp. 219
Author(s):  
X. Aslanoglou ◽  
For the CMS/CASTOR group

In the search for Strange Quark Matter (SQM) and Exotic objects in Heavy Ion collisions at high energy, a new Electromagnetic plus Hadronic calorimeter, the CASTOR (Centauros And STrange Objects Research) calorimeter is now under construction. This calorimeter will operate in the experiment CMS at the LHC collider at CERN and is designed for the detection of Strange and Exotic objects at heavy ion collisions. Beam tests of two prototypes in the years 2003 and 2004, showed a good behavior of the instrument.


2020 ◽  
Vol 16 ◽  
pp. 147
Author(s):  
X. Aslanoglou ◽  
For the CMS/CASTOR group

In the search for Strange Quark Matter (SQM) and Exotic objects in Heavy Ion collisions at high energy, a new Electromagnetic plus Hadronic calorimeter, the CASTOR (Centauros And STrange Objects Research) calorimeter is now under construction. This calorimeter will operate in the experiment CMS at the LHC collider at CERN and is designed for the detection of Strange and Exotic objects at heavy ion collisions. Beam tests of two prototypes in the years 2003, 2004 and 2007 showed a good behavior of the instrument.


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