Global analysis of the experimental data on ${\chi }_c$ meson hadroproduction

Hong-Fei Zhang, Ling Yu, Shao-Xiang Zhang +1

We carry out a global analysis of the experimental data on the ${\chi }_c$ production cross section and the ratio $\sigma ({\chi }_{c2})/\sigma ({\chi }_{c1})$ at the LHC and the Tevatron. The related long-dist…