Related paper Production of $π^0$ and $η$ mesons up to high transverse momentum in pp collisions at 2.76 TeV Invariant mass distributions in the $\pi^0$ peak region for INT1 (left panels) and EG1 (right panels) triggers and $\rm EMC$ (top panels) and $\rm{PCM-EMC}$ (bottom panels) methods.[png] [eps][png] [eps][png] [eps][png] [eps]