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  1. Book ; Thesis: Schwellennahe Erzeugung von Kaonen und Antikaonen in Proton-Kern-Stößen

    Scheinast, Werner

    2004  

    Author's details vorgelegt von Werner Scheinast
    Keywords Proton-Kern-Streuung ; Pion ; Kaon ; Magnetspektrometer
    Language German
    Size 82 S, Ill., graph. Darst, 30 cm
    Document type Book ; Thesis
    Thesis / German Habilitation thesis Techn. Univ., Diss (Nicht für den Austausch)--Dresden, 2004
    Database Library catalogue of the German National Library of Science and Technology (TIB), Hannover

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  2. Article: In-medium effects on phase space distributions of antikaons measured in proton-nucleus collisions.

    Scheinast, W / Böttcher, I / Debowski, M / Dohrmann, F / Förster, A / Grosse, E / Koczoń, P / Kohlmeyer, B / Laue, F / Menzel, M / Naumann, L / Schwab, E / Senger, P / Shin, Y / Ströbele, H / Sturm, C / Surówka, G / Uhlig, F / Wagner, A /
    Waluś, W / Kämpfer, B / Barz, H W

    Physical review letters

    2006  Volume 96, Issue 7, Page(s) 72301

    Abstract: Differential production cross sections of K+/- mesons have been measured in p + C and p + Au collisions at 1.6, 2.5, and 3.5 GeV proton beam energy. At beam energies close to the production threshold, the K- multiplicity is strongly enhanced with respect ...

    Abstract Differential production cross sections of K+/- mesons have been measured in p + C and p + Au collisions at 1.6, 2.5, and 3.5 GeV proton beam energy. At beam energies close to the production threshold, the K- multiplicity is strongly enhanced with respect to proton-proton collisions. According to microscopic transport calculations, this enhancement is caused by two effects: the strangeness exchange reaction NY --> K- NN and an attractive in-medium K- N potential at saturation density.
    Language English
    Publishing date 2006-02-24
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.96.072301
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Observation of different azimuthal emission patterns of K+ and of K- mesons in heavy-ion collisions at 1-2 A GeV.

    Uhlig, F / Förster, A / Böttcher, I / Debowski, M / Dohrmann, F / Grosse, E / Koczoń, P / Kohlmeyer, B / Laue, F / Menzel, M / Naumann, L / Oeschler, H / Scheinast, W / Schwab, E / Senger, P / Shin, Y / Ströbele, H / Sturm, C / Surówka, G /
    Wagner, A / Waluś, W

    Physical review letters

    2005  Volume 95, Issue 1, Page(s) 12301

    Abstract: Azimuthal distributions of pi+, K+, and K- mesons have been measured in Au+Au reactions at 1.5A GeV and Ni+Ni reactions at 1.93 A GeV. In semicentral collisions at midrapidity, pi+ and K+ mesons are emitted preferentially perpendicular to the reaction ... ...

    Abstract Azimuthal distributions of pi+, K+, and K- mesons have been measured in Au+Au reactions at 1.5A GeV and Ni+Ni reactions at 1.93 A GeV. In semicentral collisions at midrapidity, pi+ and K+ mesons are emitted preferentially perpendicular to the reaction plane in both collision systems. In contrast for K- mesons in Ni+Ni reactions, an in-plane elliptic flow was observed for the first time at these incident energies.
    Language English
    Publishing date 2005-07-01
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.95.012301
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article: First evidence for different freeze-out conditions for kaons and antikaons observed in heavy-ion collisions.

    Förster, A / Uhlig, F / Böttcher, I / Debowski, M / Dohrmann, F / Grosse, E / Koczoń, P / Kohlmeyer, B / Laue, F / Menzel, M / Naumann, L / Oeschler, H / Scheinast, W / Schwab, E / Senger, P / Shin, Y / Ströbele, H / Sturm, C / Surówka, G /
    Wagner, A / Waluś, W

    Physical review letters

    2003  Volume 91, Issue 15, Page(s) 152301

    Abstract: Differential production cross sections of K- and K+ mesons have been measured in Ni+Ni and Au+Au collisions at a beam energy of 1.5 A GeV. The K(-)/K(+) ratio is found to be nearly constant as a function of the collision centrality and system size. The ... ...

    Abstract Differential production cross sections of K- and K+ mesons have been measured in Ni+Ni and Au+Au collisions at a beam energy of 1.5 A GeV. The K(-)/K(+) ratio is found to be nearly constant as a function of the collision centrality and system size. The spectral slopes and the polar emission pattern differ for K- and K+ mesons. These observations indicate that K+ mesons decouple earlier from the fireball than K- mesons.
    Language English
    Publishing date 2003-10-10
    Publishing country United States
    Document type Journal Article
    ZDB-ID 208853-8
    ISSN 1079-7114 ; 0031-9007
    ISSN (online) 1079-7114
    ISSN 0031-9007
    DOI 10.1103/PhysRevLett.91.152301
    Database MEDical Literature Analysis and Retrieval System OnLINE

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