<p>This analysis focuses on probing the lepton portal dark matter using Monte Carlo simulated samples from electron-positron collisions at the International Linear Collider (ILC) of 500 GeV center of mass energy with an integrated luminosity of 1000 fb<sup>−1</sup>. The study examines a benchmark scenario where the dark matter is a scalar particle produced as a daughter particle of the vector-like lepton. The signal topology consists of missing transverse energy and dilepton. If no new physics is discovered, the study sets 95% confidence level exclusion limits on the mass of vector-like leptons.</p>

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Investigating vector-like leptons decaying into an electron and missing transverse energy in e+ e collisions with \( \sqrt{s} \) = 500 GeV at the ILC

  • Y. Mahmoud,
  • J. Kawamura,
  • H. Abdallah,
  • M. T. Hussein,
  • S. Elgammal

摘要

This analysis focuses on probing the lepton portal dark matter using Monte Carlo simulated samples from electron-positron collisions at the International Linear Collider (ILC) of 500 GeV center of mass energy with an integrated luminosity of 1000 fb−1. The study examines a benchmark scenario where the dark matter is a scalar particle produced as a daughter particle of the vector-like lepton. The signal topology consists of missing transverse energy and dilepton. If no new physics is discovered, the study sets 95% confidence level exclusion limits on the mass of vector-like leptons.