Inclusive cross sections, charge ratio and double-helicity asymmetries for ${\pi }^{+}$ and ${\pi }^{-}$ production in $p$$+$$p$ collisions at $\sqrt{s}$=200 GeV

A. Adare, C. Aidala, N. N. Ajitanand +378

We present the midrapidity charged pion invariant cross sections and the ratio of ${\pi }^{-}$-to-${\pi }^{+}$ production ($5<p_T<13$ GeV/$c$), together with the double-helicity asymmetries ($5<…