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12th Course on Physics at the LHC 2023

6 March 2023 to 14 July 2023
Europe/Lisbon timezone

Contribution List

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  1. 1. Experimental program at the LHC
    João Varela (LIP)
    06/03/2023, 17:00

    1. Introduction to the Course. Objectives. Plan of lectures. Additional information.
    2. The LHC physics case. In a few slides review what are the main motivations for the LHC program. Short reminder of SM.

    3. The LHC experimental program. The LHC machine. The experiments. Basic comparison CMS, ATLAS, LHCb and Alice.
    4. Experimental challenges: Cross-sections, rates. Trigger....

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  2. 2. Introduction to collisions at LHC
    João Varela (LIP)
    08/03/2023, 17:00

    1. Hadron interactions. A few reminders (kinematics, etc.). Proton-proton scattering. Hard scattering.
    2. QCD and parton densities. Lepton-proton scattering. Scaling violation.
    3. Monte Carlo generators. Parton showers: fragmentation and hadronization.
    4. Luminosity and cross-section measurements. Ingredients for cross-section measurement. Luminosity.
    5. QCD and jet physics....

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  3. 3. Detectors 1
    Pedro Vieira De Castro Ferreira Da Silva (CERN)
    13/03/2023, 17:00

    - Particles and their decays into stable particles.
    - Detector layout, geometry, particle flow
    - Tracking:
    - Silicon (solid-state) trackers.
    - Track reconstruction, momentum measurement.
    - Muon detectors.

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  4. 4. Detectors 2
    Pedro Vieira De Castro Ferreira Da Silva (CERN)
    15/03/2023, 17:00

    - Calorimetry:
    - Electromagnetic and hadronic showers.
    - Energy reconstruction and resolution.
    - Jets and missing energy.
    - Trigger:
    - Level-1 latency and pipelining.
    - HLT: configuration flexibility and efficiency.

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  5. 5. Standard Model processes
    Jonathan Hollar (LIP), Jonathan Hollar (LIP)
    20/03/2023, 17:00

    An overview of SM processes (excluding those that are explicitly covered in the following lectures, i.e. Top, B, Higgs)

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  6. 6. Statistics 1
    Pietro Vischia (U. Oviedo)
    23/03/2023, 17:00

    - Basics of probability
    - Errors
    - Probability density functions
    - The likelihood principle
    - Hypothesis testing
    - Basics of multivariate algorithms

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  7. 7. Statistics 2
    24/03/2023, 17:00

    - Basics of probability
    - Errors
    - Probability density functions
    - The likelihood principle
    - Hypothesis testing
    - Basics of multivariate algorithms

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  8. 8. Top Physics 1
    Michele Gallinaro (IST and LIP Lisbon)
    27/03/2023, 18:00

    Top quark physics:
    - Introduction
    - Discovery
    - Tevatron vs LHC
    - Objects used in Top quark events
    - Heavy flavor tagging and mis-tagging
    - Top quark production (cross section, differential cross section)

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  9. 9. Top Physics 2
    Michele Gallinaro (LIP)
    29/03/2023, 18:00

    Top quark properties and decays:
    - Properties: mass, mass difference, charge asymmetry, spin correlation
    - Decay: branching ratios (taus, heavy flavor content of ttbar events, Vtb)

    Top quark studies in the search for New Physics:
    - New particles decaying to top quarks
    - BSM top decays
    - Top-like signatures
    - Boosted top
    - Top-tagging

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  10. 10. Top Physics 3
    António Onofre (LIP)
    03/04/2023, 17:00

    Single top quark and rare decays:
    - Single Top quark
    - The Wtb vertex structure within and beyond the SM
    - Rare decays of top quarks (Flavor Changing Neutral Current)

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  11. 11. Higgs Physics 1
    Ricardo Goncalo, Ricardo Gonçalo (U. Coimbra/LIP)
    05/04/2023, 17:00

    Introduction
    Reminder of some shortcomings of the SM: masses, WW scattering.
    The Higgs mechanism. Production and decay of the Higgs boson at colliders: LEP, Tevatron and LHC.
    Previous searches at LEP and the Tevatron.

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  12. 12. Higgs Physics 2
    Pedro Silva (LIP), Pedro Vieira De Castro Ferreira Da Silva (CERN)
    10/04/2023, 17:00

    Discovery of the Higgs boson in the different final states:
    Algorithms, challenges, tools,
    combination of results

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  13. 13. Higgs Physics 3
    Rute Costa Batalha Pedro (LIP Laboratorio de Instrumentacao e Fisica Experimental de Particulas (PT)), Rute Pedro (LIP)
    12/04/2023, 17:00

    Case-study of the H->bb search, H->bb observation
    Algorithms, challenges, tools
    Higgs measurements with H->bb

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  14. 14. Higgs Physics 4
    Michele Gallinaro (LIP)
    17/04/2023, 17:00

    - Search for new physics in the Higgs sector.
    - The Higgs boson and processes beyond the SM.
    - Extensions of the SM, minimal and non-minimal extensions.
    - High mass searches.
    - MSSM Higgs searches: neutral, charged.
    - Light pseudoscalar, resonant and non-resonant Higgs pair production.

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  15. 17. Exotic processes and Dark Matter
    Michele Gallinaro (LIP)
    19/04/2023, 17:00

    Searches for exotic particles and for Dark Matter candidates are discussed.

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  16. 15. SUSY 1
    Cristovao Beirao da Cruz e Silva, Cristóvão Silva (LIP)
    03/05/2023, 17:00
    • General introduction SUSY
    • Description of the soft SUSY lagrangian
    • Phenomenological introduction to SUSY particles I: Squarks, gluino, sleptons, charginos, neutralinos, higgs
    • Phenomenological introduction to SUSY particles II: Squarks, gluino, sleptons, charginos, neutralinos, higgs
    • Searches of SUSY particles at past accelerators & LHC I

    Recommended reading: ...

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  17. 16. SUSY 2
    Cristovao Beirao da Cruz e Silva, Cristóvão Silva (LIP)
    08/05/2023, 17:00
    • Searches of SUSY particles at past accelerators & LHC II
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  18. 18. Flavour anomalies and BSM
    Alessio Boletti
    10/05/2023, 17:00

    The so-called flavor anomalies are introduced.

    BSM through precision. Rare decays and FCNCs. Anomalies and Lepton Flavour Universality violation.

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  19. 19. Polarization measurements (TBC)
    Pietro Faccioli (LIP)
    12/05/2023, 17:00
  20. 29. Quantum Computing for HEP
    João Seixas (LIP / IST)
    16/05/2023, 17:00
  21. 20. Future endeavors in Particle Physics
    João Varela (LIP)
    17/05/2023, 17:00

    Future endeavors in particle physics, both the High-Luminosity phase of the LHC and plans for future accelerators in particle physics are presented.

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  22. 26. Search for charged Higgs bosons produced in vector boson fusion processes and decaying into vector boson pairs in proton-proton collisions at 13 TeV
    Francisco Albergaria (IST)
    13/07/2023, 09:00

    https://arxiv.org/abs/2104.04762

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  23. 30. Measurement of anti-helium nuclear absorption and impact on galaxy transparency
    João Ferreira (FMUC)
    13/07/2023, 09:30

    https://arxiv.org/abs/2202.01549

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  24. 24. Search for nonresonant Higgs boson pair production in final states with two bottom quarks and two tau leptons in proton-proton collisions at 13 TeV
    Matteo Pisano (IST)
    13/07/2023, 10:00

    https://arxiv.org/abs/2206.09401

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  25. 31. Observation of four top quark production in proton-proton collisions at 13 TeV
    Margarida Sousa
    13/07/2023, 10:30

    https://arxiv.org/abs/2305.13439

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  26. 32. Search for top squarks in the four-body decay mode with single lepton final states in proton-proton collisions at 13 TeV
    Dario Vaccaro (IST)
    13/07/2023, 11:00

    https://arxiv.org/abs/2301.08096

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  27. 33. Measurements of production cross sections of polarized same-sign W boson pairs in association with two jets in proton-proton collisions at 13 TeV
    Johan Wulff (IST)
    13/07/2023, 11:30

    https://arxiv.org/abs/2009.09429

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  28. 21. Search for CP violation in ttH and tH production in multilepton channels at 13 TeV (postponed)
    Andre' Duarte (Univ. Lisboa)
    13/07/2023, 12:00

    https://arxiv.org/abs/2208.02686

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  29. 23. Direct observation of the dead-cone effect in quantum chromodynamics
    André Duarte

    Nature 605 (2022) 440: https://www.nature.com/articles/s41586-022-04572-w

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  30. 22. High-precision measurement of the W boson mass with the CDF II detector
    Tatiana Soraia da Silva Mendes

    Nature 376 (2022) 170: https://www.science.org/doi/10.1126/science.abk1781

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  31. 28. Measurements of production cross sections of polarized same-sign W boson pairs in association with two jets in proton-proton collisions at 13 TeV
    Sima Bashiri

    https://arxiv.org/abs/2009.09429

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  32. 25. Precision measurement of the W boson decay branching fractions in proton-proton collisions at 13 TeV
    Guilherme Soares

    arXiv:2201.07861: https://arxiv.org/abs/2201.07861

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  33. 27. Search for dark photons in Higgs boson production via vector boson fusion in proton-proton collisions at 13 TeV
    Rafael Filipe Teixeira Boto

    JHEP 03 (2021) 011: https://arxiv.org/pdf/2009.14009.pdf

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