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$\phi$ meson measurement via $K^{+}K^{-}$ decay channel in d+Au collisions at$\sqrt{s_{NN}}$= 200 GeV

ORAL

Abstract

The measurement of the line shape of the $\phi$ meson invariant mass spectrum in relativistic heavy ion collisions is a powerful tool to search for in-medium modifications of vector meson properties (mass and/or width) as chiral symmetry restoration is approached. Consisting of a $s\bar{s}$ pair, the $\phi$ meson can also be used to probe strangeness production. The current results of $\phi$ meson production in the $K^{+}K^{-}$ channel detected by the PHENIX central arm spectrometer in d+Au collisions will be presented. The system size and centrality dependece of the $\phi$ spectral shapes and yields will be studied through the comparison with results obtained in Au+Au and p+p collisions.

Authors

  • Dipali Pal

    Vanderbilt University, Nashville, TN