![Multilepton diagram](slides/ml_diagram.gif)
MULTI-LEPTONS
Contacts: Jolanta Sztuk-Dambietz (ZEUS), Emmanuel Sauvan (H1)
Multi-lepton production at high transverse momentum has a very low cross section in the
SM, dominated by γγ interactions. An anomalous production could sign the decay of new particles like exotic Higgs bosons.
H1 + ZEUS combined results:
Multi-Leptons with High Transverse Momentum at HERA JHEP 0910:013 (2009)(1) Mass distribution of the pair of the 2 highest PT leptons for the 5 topological channels
![fig1](exotics/multiple_leptons/combined_plots_thumb/fig1.gif)
Mass distribution of the pair of the 2 highest PT leptons for the 5 topological channels
(2) Distribution of the total transverse momentum carried by the leptons for the e+p collisions, the e-p collisions and the full data sample
![fig2](exotics/multiple_leptons/combined_plots_thumb/fig2.gif)
Distribution of the total transverse momentum carried by the leptons for the e+p collisions, the e-p collisions and the full data sample
(3) Production cross section in the γγ domain as function of the lepton transverse momentum and the lepton pair mass
![fig3](exotics/multiple_leptons/combined_plots_thumb/fig3.gif)
Production cross section in the γγ domain as function of the lepton transverse momentum and the lepton pair mass