Transverse Energy Distribution, Charged Particle Multiplicities and Spectra in 16O-nucleus Collisions
Title | Transverse Energy Distribution, Charged Particle Multiplicities and Spectra in 16O-nucleus Collisions PDF eBook |
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Release | 1987 |
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The HELIOS (High Energy Lepton and Ion Spectrometer) experiment, installed at the CERN Super Proton Synchrotron, proposes to examine in details the physical properties of a state of high energy created in nuclei by ultra-relativistic nucleus-nucleus collisions. It is generally believed that, at high densities or temperatures, a phase transition to a plasma of quark and gluons will occur. The dynamic of the expansion of such a plasma and its subsequent condensation into a hadron gas should markedly affect the composition and momentum distribution of the emerging particles and photons. The HELIOS experimental setup therefore combines 4.pi. calorimetric coverage with measurements of inclusive particle spectra, two particle correlations, low and high mass lepton pairs and photons. The emphasis is placed on transverse energy flow (E/sub T/) measurements with good energy resolution, and the ability to trigger the acquisition of data in a variety of E/sub T/ ranges, thereby selecting the impact parameter or the violence of the collisions. This short note presents HELIOS results, for the most part still preliminary, on 16O-nucleus collisions at the incident energies of 60 and 200 GeV per nucleon. The E/sub T/ distributions from Al, Ag and W targets are discussed and compared to the associated charged particle multiplicities from W. Charged particle and (converted) photon spectra measured with the external magnetic spectrometer are compared for 16O + W and p + W collisions at 200 GeV per nucleon. 5 refs., 7 figs.
Transverse Energy Distribution, Charged Particle Multiplicities, and Spectra in 16O-nucleus Collisions
Title | Transverse Energy Distribution, Charged Particle Multiplicities, and Spectra in 16O-nucleus Collisions PDF eBook |
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Pages | 8 |
Release | 1987 |
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Energy Research Abstracts
Title | Energy Research Abstracts PDF eBook |
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Pages | 438 |
Release | 1994-05 |
Genre | Power resources |
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Transverse Energy and Charged Particle Multiplicity in 14.6 GeV/c Proton-nucleus Collisions
Title | Transverse Energy and Charged Particle Multiplicity in 14.6 GeV/c Proton-nucleus Collisions PDF eBook |
Author | Gang Wang |
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Pages | 310 |
Release | 1994 |
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Transverse Energy Distributions in 16O-nucleus Collisions
Title | Transverse Energy Distributions in 16O-nucleus Collisions PDF eBook |
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Release | 1987 |
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Event Structure of Proton-nucleus Collisions with High Transverse Energy
Title | Event Structure of Proton-nucleus Collisions with High Transverse Energy PDF eBook |
Author | Aditya Krishnaswamy Sambamurti |
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Pages | 354 |
Release | 1988 |
Genre | Hadron-nuclei interactions |
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Multi-fragment Disintegrations in Intermediate Energy Nucleus- Nucleus Collisions
Title | Multi-fragment Disintegrations in Intermediate Energy Nucleus- Nucleus Collisions PDF eBook |
Author | Yeongduk Kim |
Publisher | |
Pages | 400 |
Release | 1991 |
Genre | Collisions (Nuclear physics) |
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