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Electroweak interactions

ОК 3

Обов’язкова дисципліна для ОП

Second

2023/2024

1 Semester

3

1. Know the basic principles of construction of modern theory of electroweak interactions. 2. Know the basic physical processes within the Standard Model. 3. Be able to calculate the elementary processes of particle interactions in the theory of electroweak interactions. 4. Be able to calculate radiation (single-loop) corrections to these processes. 5. Ability to be an active participant in discussions at lectures, practical consultations. 6. Find and process the necessary information from various sources.

Full-time form

1. Have basic knowledge of elementary particle physics, know the basic principles of quantum field theory, know the concept of functional integral and the basic principles of calibration field theory, have the methods of Green's function in relativistic quantum field theory. 2. Be able to write down members of a number of perturbation theories using Feynman's rules, apply regularization of diagrams and renormalize them. Have the skills to independently develop specialized literature.

Topic 1 Spontaneous symmetry breaking and quantum effective action. Topic 2 The mechanism of mass particle mass generation in Abelian and non-Abelian theories (Higgs mechanism). Topic 3 The main features of the standard model of electroweak interactions. Topic 4 Lagrangian structure of the standard model, composition and quantum numbers of fields. Feynman rules, propagators of fields and vertices of interactions. Topic 5 The mechanism of mass generation of vector and spinor particles in a standard model. Higgs boson. Koboyashi-Maskavi matrix, mixing angles, charged and neutral currents. Topic 6 Elements of S-matrix theory. Topic 7 Relationship of matrix elements of particle scattering with Green's functions.

1. О.Л. Ребенко, Основи сучасної теорії взаємодіючих квантованих полів. – Наукова Думка, Київ, 2007 р. 2. W. Greiner, B. Muller. Gauge theory of weak interactions. – Berlin: Springer-Verlag, 2000 3. M.E. Peskin, D.V. Shroeder. An Introduction to Quantum Field Theorry. -- CRC Press, 2018. 4. S. Weinberg. The Quantum Theory of Fields, v. 1. -- Cambridge University Press, 1995. 5. S. Weinberg. The Quantum Theory of Fields, v. 2. -- Cambridge University Press, 1995. 6. C. Itzykson, J.-B. Zuber. Quantum Field Theory. -- Courier Corporation, 2012.

Lectures, independent work

Current survey, tasks for independent work, examination work.

Ukrainian