12–16 Dec 2022
IISER Mohali
Asia/Kolkata timezone

Search for neutral psuedoscalar Higgs boson in its decay to a Z boson and SM Higgs boson in the tau final states at CMS

12 Dec 2022, 18:00
15m
LH1 (IISER Mohali)

LH1

IISER Mohali

Lecture Hall Complex, IISER Mohali, Sector 81, Knowledge city, SAS Nagar, Punjab, India

Speaker

Mr Diwakar Vats (Institute of Physics, Bhubaneswar)

Description

We present the results of a search for a pseudoscalar higgs boson (A), where A decays to a Z boson and a Standard Model like higgs boson (h), using pp collision data collected by the CMS experiment during LHC Run-2 at centre-of-mass energy of 13 TeV. Such a pseudoscalar higgs boson can be produced and decay in various beyond SM models, such as 2HDM and MSSM etc. In the final states, we consider Z decaying to a pair of oppositely charged electrons or muons and h decaying to a pair of tau leptons, which further decay hadronically or leptonically. The results are presented in terms of upper limits at 95% CL on production cross sections times branching fractions of A boson and interpretations in a few BSM scenarios.

Session Higgs Physics

Authors

Dr Aruna Nayak (Institute of Physics, Bhubaneswar) Mr Diwakar Vats (Institute of Physics, Bhubaneswar)

Presentation materials

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