Higgs and Electroweak Physics at the LHC

Lecturers: S. Biondi (DIFA Postdoc) and C. Vittori (DIFA Postdoc)

Duration: 24 hours in March and April

Programme:

Vector Bosons measurements at LHC (Camilla Vittori)

1) context and mission of LHC
2) Fundamentals of hadron collisions
3) Luminosity
4) Fundamental particles and forces
5) The discovery of Z and W bosons
6) Why SM at hadron colliders?
7) How to measure a cross section?
8) W/Z production cross section measurements
9) Drell-Yan measurements
10) Z+HF @13 TeV
11) W mass measurement
12) The weak mixing angle measurement


Higgs measurements at LHC (Silvia Biondi)

        • Theory reminder
                • Glashow-Weinberg-Salam model
                • Higgs mechanism
        • Higgs boson discovery by ATLAS and CMS
        • Higgs boson production and decay modes
        • Higgs boson mass measurement by ATLAS and CMS
        • Overview of ATLAS and CMS analyses about Higgs
                • focus on Higgs boson properties
                • boosted regime: why so important
        • Signal/background discrimination techniques
                • boosted regimes
                        • tagging (H, W, Z, Top), large-radius jets substructure, re-clustering
                • multivariate analysis and deep neural network
        • Signal extraction techniques
                • multidimensional fit, likelihood
                • results interpretation
                • systematic uncertainties treatment