Top/HQ/QCD Subgroup

Top Quark, other heavy quarks and QCD

conveners: Roman Pöeschl, Adrián Irles; working group mailing list

Ongoing Analyses for ILC Physics Case

• ssbar at 250GeV (Yuichi - PhD,  IJClab, Tohoku Un.)
• bbbar & ccbar at 250GeV  (Adrian  -IFIC, Roman & François IJCLab)
• bbbar & ccbar at 500GeV, implementing the use of dEdx information for flavour tagging with standard tools  (Jesús - PhD, Adrian - IFIC)

Uncovered topics

• ttbar threshold analysis with the newest full simulation
• qqbar production at NLO in whizard
• t->cγ (MPI?)
• QCD e.g. alpha_s  (?)
• single top at 250GeV (Irfu? Paul?)

Analyses for ILD benchmark

• Electroweak couplings from tt → 6f (Sohail Amjad, Adrian Irles, Yuichi Okugawa, Roman Pöschl, Ryo Yonamine)
  

List of Publications / Notes

• mb at mH: The Running Bottom Quark Mass and the Higgs Boson

  • 2022, https://arxiv.org/abs/2110.10202
  • Javier Aparisi(Valencia U., IFIC), Juan Fuster(Valencia U., IFIC), André Hoang(PSI, Villigen), Adrián Irles(Valencia U., IFIC), Christopher Lepenik(PSI, Villigen), Germán Rodrigo(Valencia U., IFIC), Michael Spira(PSI, Villigen), Seidai Tairafune(Tohoku U. ), Marcel Vos(Valencia U., IFIC), Hitoshi Yamamoto (Valencia U., IFIC), Ryo Yonamine(Tohoku U.)

• The electro-weak couplings of the top and bottom quarks — Global fit and future prospects

  • 2019, Gauthier Durieux(Technion), Adrian Irles(Orsay, LAL ), Víctor Miralles(Valencia U., IFIC ), Ana Peñuelas(Valencia U., IFIC), Roman Pöschl(Orsay, LAL), Martín Perelló(Valencia U., IFIC), Marcel Vos(Valencia U., IFIC)

• Top quark mass measurement in radiative events at electron-positron colliders

  • 2020 https://inspirehep.net/literature/1768198

  • Marça Boronat(,Valencia U., IFIC) Esteban Fullana(,Valencia U.) Juan Fuster(Valencia U.), Pablo Gomis(Valencia U. ), André Hoang( Vienna U. ), Vicent Mateu(Salamanca U., IUFFyM and ,Madrid, IFT) Marcel Vos( Valencia U., IFIC ), Angelika Widl(Salamanca U., IUFFyM)

• Complementarity between ILC250 and ILC-GigaZ
  • 2019, (A. Irles, R. Pöschl, F. Richard, H. Yamamoto)  https://arxiv.org/abs/1905.00220
• Measurement of b quark EW couplings at ILC,
  • 2017, S. Bilokin, R. Pöschl, F. Richard, https://arxiv.org/abs/1709.04289
• CP-violating top quark couplings at future linear e+e− colliders,
  • 2017, W. Bernreuther, L. Chen, I. García, M. Perelló, R. Poeschl F. Richard, E. Ros, M. Vos, https://arxiv.org/abs/1710.06737

• A robust jet reconstruction algorithm for high-energy lepton colliders

  • 2014, M. Vos et al https://inspirehep.net/literature/1291037

List of conference proceedings

• Quark production in high energy electron positron collisions: from strange to top

  • ICHEP 2022 https://pos.sissa.it/414/871
  • Yuichi Okugawa(U. Paris-Saclay and Tohoku U.), Adrian Irles(IFIC CSIC/UV), Hitoshi Yamamoto(IFIC CSIC/UV), François Richard(IJClab), Roman Pöschl(IJCLab)

• Top-quark mass determination in the optimised threshold scan

  • DIS2021, https://arxiv.org/abs/2107.12647
  • Kacper Nowak(Warsaw U.), Aleksander Filip Zarnecki(Warsaw U.)

• Prospects for the measurement of the $b$-quark mass at the ILC

  • PANIC2021, https://pos.sissa.it/380/382, S. Tairafune et al
    
  • LCWS 2021https://arxiv.org/abs/2104.09924 A. Irles (IFIC) et al

• Production and measurement of e+e−→ccˉ signatures at the 250 GeV ILC

  • LCWS2019 https://arxiv.org/abs/2002.05805
  • Adrian Irles(IIJCLab), François Richard(IJClab), Roman Pöschl (IJCLab)

• Production and electroweak couplings of 3rd generation quarks at the ILC

  • 29th Lepton Photon Conference LP2019 https://pos.sissa.it/367/170

  • Y. Okugawa(Tohoku U.), A. Irles(Orsay, LAL), V. Lohezic(Orsay, IPN),S. Amjad(University Coll. London),R. Yonamine(Tohoku U.),F. Richard(Orsay, LAL), H. Yamamoto (Tohoku U.), R. Pöschl (Orsay, LAL)

• Determination of the electroweak couplings of the 3rd generation of quarks at the ILC

  • EPS-HEP 2019 https://pos.sissa.it/364/624
  • Adrian Irles(LAL), François Richard(LAL), Roman Pöschl (LAL)

• Prospects for improving top-quark mass measurement precision at future e+e−

  • Proceedings, 41th Wilga Symposium on Photonics Applications in Astronomy, Communications, Industry, and High-Energy Physics Experiments : Wilga, Poland  https://www.spiedigitallibrary.org/conference-proceedings-of-spie/10808/2501488/Prospects-for-improving-top-quark-mass-measurement-precision-at-future/10.1117/12.2501488.short
  • Kacper Nowak(Warsaw U.), Aleksander Filip Zarnecki(Warsaw U.)

• Top physics at CLIC and ILC

  • ICHEP 2016 https://pos.sissa.it/282/666
  • A. F. Zarnecki (Warsaw U.)