Figure 3

Example invariant mass distributions in the $\eta$ peak region for EMCal (upper left) and PCM (upper right) using the MB trigger, and PCM-EMCal (lower left and lower right) using the EMC-L0 trigger as well as the EMC-L1 trigger.
[png]   [pdf]   [eps]
[png]   [pdf]   [eps]
[png]   [pdf]   [eps]
[png]   [pdf]   [eps]