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9–11 Oct 2024
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Expected Measurements of the Higgs boson mass and ZH production cross sections at sqrt(s) =240 and 365 GeV, at the Future e+e- Circular Collider (FCC-ee)

10 Oct 2024, 15:15
14m
Amphi Pasquier

Amphi Pasquier

ORAL WG1-HTE - Physics Potential: Higgs, top and electroweak Parallel - WG1-HTE

Speaker

Gregorio Bernardi (APC Paris CNRS/IN2P3)

Description

At the Future e+e- Circular Collider a long data taking period is also foreseen at the ttbar production threshold and slightly above, up to sqrt(s)=365 GeV, with more than 300 000 ZH events expected at these energies. We study the precision which can be reached with this dataset on the Higgs mass, and combine it with the measurement obtained with the same recoil mass technique in the e+e- and mu+mu- final state, at srqt(s)=240 GeV, which are also presented in detail. We present also the precision which can be obtained on the total ZH cross section measurement at sqrt(s)=240 and 365 GeV.

Primary authors

Ang LI (APC Paris) Gregorio Bernardi (APC Paris CNRS/IN2P3) Kevin DEWYSPELAERE (APC team ATLAS/FCC)

Presentation materials