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This study explores the centrality dependence of K0s production in minimum bias Pb+Pb collisions at 158A GeV. It examines the particle yield, pt-spectra, and systematic uncertainties associated with efficiency and analysis cuts. The findings demonstrate good agreement in central collisions, while issues arise in peripheral collisions, particularly for low pt (<0.6 GeV/c). Additional systematic error studies, mt-spectra, and comparisons with preliminary PD results are also discussed, providing insights into K0s production dynamics.
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Centrality Dependence of K0s production 158A GeV min.bias Pb+Pb 08A
Systemmatic error study:Variation of analyse cuts Good agreement at central collisions
Problems at peripheral collisionsmidrapitidy spectra Deviations at peripheral collisions for low pt < 0.6 GeV/c
Outlook • Other systemmatic error studies • mt- spectra • 40A GeV MB • Comparision with PD preliminary results