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Book Two Proton Correlations in Relativistic Heavy Ion Collisions

Download or read book Two Proton Correlations in Relativistic Heavy Ion Collisions written by Farshid Zarbakhsh and published by . This book was released on 1982 with total page 158 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Two proton Correlation Measurements in 800 and 400 MeV nucleon Heavy ion Reactions

Download or read book Two proton Correlation Measurements in 800 and 400 MeV nucleon Heavy ion Reactions written by and published by . This book was released on 1980 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Energy and angular correlations of two protons emitted in collisions of C + C, C + Pb, Ne + NaF, Ar + KCl, at Elabbeam = 800MeV/A, and Ne + NaF at Elabbeam = 400MeV/A have been measured. A strong correlation due to p-p quasi-elastic scattering is observed except for C + Pb where nuclear shadowing is observed. A simple model is proposed to estimate the magnitude of the knock-out process in these heavy-ion collisions.

Book Phenomenology of Ultra relativistic Heavy ion Collisions

Download or read book Phenomenology of Ultra relativistic Heavy ion Collisions written by and published by World Scientific. This book was released on 2010 with total page 437 pages. Available in PDF, EPUB and Kindle. Book excerpt: An introduction to the main ideas used in the physics of ultra-realistic heavy-ion collisions, this book covers topics such as hot and dense matter and the formation of the quark-gluon plasma in present and future heavy-ion experiments

Book Particle Correlations in Ultra Relativistic Heavy Ion Collisions

Download or read book Particle Correlations in Ultra Relativistic Heavy Ion Collisions written by Sudhir Bhardwaj and published by LAP Lambert Academic Publishing. This book was released on 2011-12 with total page 136 pages. Available in PDF, EPUB and Kindle. Book excerpt: Quantum Chromodynamics calculations on the lattice predict that at extremely high energy densities, colliding nuclear matter would undergo a phase transition to deconfined matter of quarks and gluons. The nature of transition, the temperature and the energy density at which the transition occurs depend upon the details of calculations; these depend upon the number of quark flavors introduced in the calculation. This deconfined state of quark and gluons has been named Quark Gluon Plasma(QGP). This work purports to understand the azimuthal distribution of photons produced in Cu+Cu collisions at 200 GeV with Photon Multiplicity Detector (PMD). The PMD is part of the STAR (Solenoidal Tracker At RHIC) experiment.PMD covers a pseudorapidity range of -3.7 to -2.3 with full azimuthal coverage and measures the multiplicity and spatial distribution of photons on an event-by-event basis.The value of second order azimuthal coefficient has been determined for different centralities in different pseudorapidity windows and its pseudorapidity and centrality dependence has been obtained.

Book Control Study of Two particle Correlations in Heavy Ion Collisions at RHIC PHENIX

Download or read book Control Study of Two particle Correlations in Heavy Ion Collisions at RHIC PHENIX written by Eric Vazquez and published by . This book was released on 2013 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Measurements at the Relativistic Heavy Ion Collider (RHIC) have provided indirect measurements of jets in a heavy ion environment using the two- particle correlation method in the presence of a high-pT particle. These measurements have offered insight into the formation of a new state of dense nuclear matter called the Quark-Gluon Plasma (QGP) through the observation of jet quenching. However, the two-particle methodology has also shown to be biased towards di-jet production near the surface of the medium being created. Here, a detailed study using the PHENIX detector is provided, in an attempt to measure a more accurate jet-induced two-particle correlation measurement than previously published and to reduce the bias observed in two-particle correlation measurements. The reduction in surface bias emission is performed via the requirement of two antipodal high-pT particles (a.k.a. "2+1" correlation) in an attempt to control the production point of the di-jet. The measurements made in Au+Au collisions when compared to p+p collisions show that the method provides additional sensitivity to the jet quenching previously observed in two-particle correlation method.

Book Small Relative Momentum Proton Correlations in Relativistic Heavy Ion Collisions

Download or read book Small Relative Momentum Proton Correlations in Relativistic Heavy Ion Collisions written by Vasilios A. Vutsadakis and published by . This book was released on 1992 with total page 240 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Nucleus nucleus Collisions at Ultra relativistic Energies

Download or read book Nucleus nucleus Collisions at Ultra relativistic Energies written by and published by . This book was released on 1995 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: This paper is based on three lectures presented at the Prague Seminar on Relativistic Heavy-Ion Physics in September 1994. The first lecture, following a general introduction, focuses on three different aspects of the CERN experiment WA80. The author first presents results on global event characteristics deduced primarily from measured distributions of transverse energy and of forward energy. The purpose is to introduce the main general features of nucleus-nucleus reactions at the highest energies currently available. He highlights the role of projectile-target geometry, discusses the degree of nuclear stopping, and estimates the energy densities attained in these reactions. This discussion is followed by a presentation of one of two topics that are unique to the WA80 experiment and which are not addressed by any of the other CERN collaborations that study nucleus-nucleus reactions: direct measurements of photons. The second topic unique to WA80, measurements of proton-proton correlations in the target-fragmentation region, is covered in the first part of the second lecture. The remainder of the second lecture is devoted to a selective overview of results obtained at the AGS accelerator of Brookhaven National Laboratory (BNL). The third lecture is devoted to a discussion of the two main experiments, STAR and PHENIX, planned for the Relativistic Heavy Ion Collider, RHIC, under construction at BNL.

Book Analysis of Multiparticle Bose Einstein Correlations in Ultra relativistic Heavy Ion Collisions

Download or read book Analysis of Multiparticle Bose Einstein Correlations in Ultra relativistic Heavy Ion Collisions written by and published by . This book was released on 1990 with total page 32 pages. Available in PDF, EPUB and Kindle. Book excerpt: We introduce the coalescence variables, a set of three boost-invariant kinematic quantities which may be used in analyzing n-particle correlations. These variables characterize the invariant mass of an n-particle and in three directions and separate the timelike and spacelike characteristics of the source. The analytic Kolehmanien-Gyulassy model is generalized to give two, three, and four-particle correlation functions, with coherence and Coulomb corrections applied to the basic formalism. We demonstrate the relation of the coalescence variables to be radius and duration of the source, and find that for sufficiently large transverse radii, Coulomb effects can suppress the structure of the Hanbury-Brown-Twiss correlations so that no significant information on source size can be obtained. 11 refs., 10 figs.

Book PROTON   LAMBDA CORRELATIONS IN AU AU COLLISIONS AT SQUARE ROOT NN

Download or read book PROTON LAMBDA CORRELATIONS IN AU AU COLLISIONS AT SQUARE ROOT NN written by G. RENAULT and published by . This book was released on 2004 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: The space-time evolution of the source of particles formed in the collision of nuclei can be studied through particle correlations. The STAR experiment is dedicated to study ultra-relativistic heavy ions collisions and allows to measure non-identical strange particle correlations. The source size can be extracted by studying p - {Lambda}, {bar p} - {bar {Lambda}}, {bar p} - {Lambda} and p - {bar {Lambda}} correlation functions. Strong interaction potential has been studied for these systems using an analytical model. Final State Interaction (FSI) parameters have been determined and has shown a significant annihilation process present in {bar p} - {Lambda} and p - {bar {Lambda}} systems not present in p - {Lambda} and {bar p} - {bar {Lambda}}.

Book Multiparticle Azimuthal Correlation Measurements in Lead lead and Proton lead Collisions at LHC with the CMS Detector

Download or read book Multiparticle Azimuthal Correlation Measurements in Lead lead and Proton lead Collisions at LHC with the CMS Detector written by Shengquan Tuo and published by . This book was released on 2015 with total page 97 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Measurements of Di jet   0 h   Correlations in Light heavy Ion Collisions at RHIC PHENIX

Download or read book Measurements of Di jet 0 h Correlations in Light heavy Ion Collisions at RHIC PHENIX written by Abinash Pun and published by . This book was released on 2019 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: The possible presence of Quark-Gluon Plasma (QGP), the new state of matter created at the Relativistic Heavy Ion Collider (RHIC) and the Large Hadron Collider (LHC) in Au+Au and Pb+Pb collisions, is currently under investigation for smaller collisions systems such as light-heavy ions and even p+p. Long range angular correlations of particles produced in p+Pb, p+Au, d+Au, and 3He+Au, show evidence of QGP collective flow, but another signature, QGP-induced jet energy loss effects has not been identified. To address this situation, in this dissertation, a recently introduced observable RI is employed in light-heavy ion collisions. RI is derived from two-particle correlation method commonly used to study jet modification from energy loss in Au+Au.

Book Meson Interferometry in Relativistic Heavy Ion Collisions

Download or read book Meson Interferometry in Relativistic Heavy Ion Collisions written by and published by . This book was released on 1993 with total page 211 pages. Available in PDF, EPUB and Kindle. Book excerpt: This report contains discussions on the following topics: Recent HBT results form CERN experiment NA44; interferometry results from E802/E859/E866; recent results on two particle correlations from E814; source sizes from CERN data; intermittency and interferometry; Bose-Einstein correlations in 200A GeV S+Au collisions; HBT correlations at STAR; HBT interferometry with PHENIX; HBT calculations from ARC; three pion correlations; and pion correlations in proton-induced reactions.