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Description
| - Je prezentována studie dvoučásticových azimutálních korelací nabitých částic s příčnými hybnostmi (0.5<Pt<2.5 GeV/c) a pionů s vysokým příčným impulsem (1.2<Pt<3.5 GeV/c). Eliptický tok (v2) narůstá lineárně s příčným impulsem k hodnotě 10% pro Pt 2GeV/c. Pro Pt ~1.5 GeV/c, sklon závislosti klesá a naznačuje možnou saturaci při vysokých Pt. Dvoupionové azimutální korelace pro Pt>1.2 GeV/c převyšují hodnoty v2 o 60% v semicentrálních srážkách. Tato netoková komponenta je spojována s jetovými korelacemi v blízkém a odvráceném kónusu. Zatímco korelační pík v blízkém kónusu se s centralitou nemění, což odpovídá fragmentaci, pík v odvráceném kónusu se rozšiřuje a v centrálních srážkách mizí. (cs)
- A study of elliptic flow and two-particle azimuthal correlations of charged particles (0.5<Pt<2.5 GeV/c) and high- Pt pions (1.2<Pt<3.5 GeV/c) in Pb + Au collisions at 158A GeV/c, close to midrapidity, is presented. Elliptic flow (v2) rises linearly with Pt to a value of about 10 %at 2 GeV/c. Beyond Pt ~1.5 GeV/c, the slope decreases and possibly indicates a v2 saturation at high Pt. Two-pion azimuthal anisotropies for Pt>1.2 GeV/c exceed the v2 values by about 60 % in semicentral collisions. This non-flow component is attributed to near-side and away-side jetlike correlations. While the near-side peak remains constant with centrality 0.23 +/-0.03 rad, as expected for fragmentation, the away-side peak experiences broadening and disappears in central collisions.
- A study of elliptic flow and two-particle azimuthal correlations of charged particles (0.5<Pt<2.5 GeV/c) and high- Pt pions (1.2<Pt<3.5 GeV/c) in Pb + Au collisions at 158A GeV/c, close to midrapidity, is presented. Elliptic flow (v2) rises linearly with Pt to a value of about 10 %at 2 GeV/c. Beyond Pt ~1.5 GeV/c, the slope decreases and possibly indicates a v2 saturation at high Pt. Two-pion azimuthal anisotropies for Pt>1.2 GeV/c exceed the v2 values by about 60 % in semicentral collisions. This non-flow component is attributed to near-side and away-side jetlike correlations. While the near-side peak remains constant with centrality 0.23 +/-0.03 rad, as expected for fragmentation, the away-side peak experiences broadening and disappears in central collisions. (en)
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Title
| - Semihard Scattering Unraveled from Collective Flow at the SPS
- Semihard Scattering Unraveled from Collective Flow at the SPS (en)
- Polo-tvrdé rozptylové procesy vyděleny z kolektivního toku na SPS (cs)
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skos:prefLabel
| - Semihard Scattering Unraveled from Collective Flow at the SPS
- Semihard Scattering Unraveled from Collective Flow at the SPS (en)
- Polo-tvrdé rozptylové procesy vyděleny z kolektivního toku na SPS (cs)
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skos:notation
| - RIV/68407700:21340/05:04114927!RIV06-MSM-21340___
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http://linked.open.../vavai/riv/strany
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
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http://linked.open...iv/cisloPeriodika
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/68407700:21340/05:04114927
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - Polo-tvrdé rozptylové procesy (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...odStatuVydavatele
| - FR - Francouzská republika
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http://linked.open...ontrolniKodProRIV
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http://linked.open...i/riv/nazevZdroje
| - European Physical Journal C
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...vavai/riv/projekt
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http://linked.open...UplatneniVysledku
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http://linked.open...v/svazekPeriodika
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http://linked.open...iv/tvurceVysledku
| - Petráček, Vojtěch
- Bielcikova, J.
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issn
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number of pages
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http://localhost/t...ganizacniJednotka
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