WEAK INTERACTIONS IN THE STANDARD MODEL AND BEYOND
Academic year 2021/2022
Lecturers: D. Barducci and M. Nardecchia
Pratical info
Emails:
Time schedule:
Monday 14-16
Wednesday 16-18
Friday, 14-15
Lecture room: Careri (Marconi building), link streaming here
Office hours: any time but better to send an email or arrange with the teacher:
live: room 250 Marconi
online: meet.google.com/sef-rgvn-yoi
Google Classroom code: ewowi3i
Lectures
22/09/2021 [2h]: Introduciton and discussion about the program of the course.
24/09/2021 [1h]: Dimensional analysis, estimate of the muon decay, relevant energy scales.
27/09/2021 [2h]: Yukawa sector with RH neutrinos. Counting of relevant parameters and measured values of masses and PMNS parameters. [GK: 107-110, 180-186]
29/09/2021 [2h]: Neutrino oscillations in vacuum [GK 245-261] Majorana mass term in four components notation [GK 188-194]
01/10/2021 [1h]: Dirac-Majorana mass term [GK 216-218]
04/10/2021 [2h]: Two component spinor formalism [Dr 5-16]. Dirac, pseudo-Dirac limits for the SM extended with RH neutrinos [GK 220-226
06/10/2021 [2h]: See-saw limits for the SM extended with RH neutrinos. Derivation of the Weinberg operator in four and two components [GK 226-229]. Counting of the physical parameters for LSM+OW. Discussion of 0\nu2\beta decay.
08/09/2021 [1h]: Exercise session
11/10/2021 [2h]: Derivations of all the operators that give the Weinberg operator at tree-level. Geometry of an homogeneous and isotropic Universe. Dynamics and derivation of the continuity equation for the energy density [Ba 1-8, 16-20]
13/10/2021 [2h]: Derivation of Friedmann equations. Evolution of a matter, radiation or vacuum dominated Universe [Ba 22-28]
15/10/2021 [1h]: Number density, energy density and pressure for a gas of relativistic matter [Ba 47-52]
18/10/2021 [2h]: Number density, energy density and pressure for a gas of non-relativistic matter [Ba 53-53]. Effective number of relativistic species g*. Entropy conservation [Ba 53-56]
20/10/2021 [2h]: Effective number of relativistic species in entropy g*S. Entropy injection after e+e- annihilation. Relic density of massless and massive neutrinos. Astrophysical bounds on neutrino masses [Ba 56-60]
22/10/2021 [1h]: Boltzmann equation [Ba 60-61]
25/10/2021 [2h]: WIMP miracle and Dark Matter experiments [Ba 62-64]
27/10/2021 [2h]: Big Bang Nucleosynthesis: 4He/H ratio [Ba 68-73]
29/10/2021 [1h]: Exercise session.
03/11/2021 [2h]: Dark Matter, experimental aspects
05/11/2021 [1h]: Phenomenology of dark matter in direct detection
08/11/2021 [2h]: Experimental status of dark matter searches (part 1)
10/11/2021 [2h]: Experimental status of dark matter searches (part 2)
17/11/2021 [2h]: Flavour structure of the SM, physical parameters, spurions. [GT]
19/11/2021 [1h]: Accidental symmetries of the SM, parametrization of the CKM. [GT]
24/11/2021 [2h]: Flavour changing currents at the tree level. [GT]
26/11/2021 [1h]: 2 Higgs doublet model [GT]
1/12/2021 [2h]: Absence of FCNC with neutral gauge bosons. Flavour violation at loop level [GT]
6/12/2021 [2h]: General aspects of effective field theory. [P]
10/12/2021 [1h]: Hadrons, quntum numbers. [GT]
13/12/2021 [2h]: Phenomenology of light quarks, chiral lagrangian [P]
15/12/2021 [2h]: Chiral lagragian, leptonic decay of the pion [P]
17/12/2021 [1h]: Chiral lagragian, mass terms [Ge]
20/12/2021 [2h]: Semileptonic decays, Vud, Vus [Ge]
22/12/2021 [2h]: Motivations for BSM physics, SMEFT
10/01/2022 [2h]: The hierachy problem
12/01/2022 [2h]: Solutions to the hierarchy problem
14/01/2021 [1h]: General discussion about the course, exam, ecc.
References
From arXiv:
[Bu] A. Buras, arXiv:hep-ph/9806471
[Co] R. Contino, arXiv:1005.4269
[GT] Y. Grossmann, P. Tanedo, arXiv:1711.03624
[Man] A. Manohar, arXiv:1804.05683
[Ma] S. Martin, arXiv:hep-ph/9709356
[P] A. Pich, arXiv:hep-ph/9806303
[SS] S. Scherer, R. Schindler, arXiv:hep-ph/0505265
[Si] L. Silvestrini, arXiv:1905.00798
[Wi] S. Willenbrock, hep-ph/0410370
[Dr] H. K. Dreiner, H. E. Haber, S. P. Martin hep-ph/0812.1594
Books:
[BLS] G. Branco, L. Lavoura, J. Silva, CP Violation
[CL] T.P. Cheng, L.F. Li, Gauge Theory of Elementary Particle
[DGH] J. Donoghue, E. Golowich, B. Holstein, Dynamics of the Standard Model
[Ge] H. Georgi, Weak Interactions
[MS] F. Mandl, G. Shaw, Quantum Field Theory
[PS] M. Peskin, D. Shroeder, An introduction to Quantum Field Theory
[Sc] M. Schwartz, Quantum Field theory and the Standard Model
[Sr] M. Srednicki, Quantum Field Theory
[We1] S. Weinberg, Quantum Field Theory , Volume 1
[We2] S. Weinberg, Quantum Field Theory , Volume 2
[GK] C. Giunti, C. W. Kim, Fundamentals of Neutrino Physics and Astrophysics
[RG] V. A. Rubakov, D. S . Gorbunov, Introduction to the Theory of the Early Universe (Hot Big Bang Theory)
[KT] E. W. Kolb, M. S. Turner, The Early Universe
Other lectures online:
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