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Figure 11

$\pt$-differential production cross sections for prompt $\Ds$ meson compared to GM-VFNS(mod-$\mu_{\rm R,F}$)~, GM-VFNS(SACOT-$m_{\rm T}$)~, and $k_{\rm T}$-factorisation~ pQCD calculations. The ratios of the data to the theoretical predictions are shown in the lower part of each panel.
[png]   [pdf]   [eps]
[png]   [pdf]   [eps]
[png]   [pdf]   [eps]