# FYSS4300 Particle Physics (8 cr)

**Study level:**

**Grading scale:**

**Language:**

**Responsible organisation:**

**Curriculum periods:**

## Description

###### PART 1: PHENOMENOLOGY AND MATHEMATICAL METHODS IN PARTICLE PHYSICS

Particle physics terminology

Particle content of the Standard Model, interactions between elementary particles

Feyman diagrams

Relativistic description of collision kinematics

Cross section and decay width

Quantum numbers and conservation laws for elementary particles

Space-time symmetries and conserved quantities: translation and momentum, rotation and angular momentum, reflection and parity, charge conjugation and C-parity

Isospin symmetry, quantum numbers for hadrons and their excited states

Quark model description of hadrons: color and color confinement

###### Part 2: Standard Model of particle physics

Foundations of classical field theory

Basics of group theory, especially groups U(1), SU(2) and SU(3)

Lagrange density, Euler-Lagrange equations of motion, Noether’s theorem

Gauge symmetry in classical electrodynamics

Relativistic quantum mechanics: Klein-Gordon and Dirac equations

Quantum Electrodynamics

Quantum Chromodynamics

Electroweak unification theory

Spontaneous symmetry breaking and the Higgs mechanism

Application of Feynman rules on the calculation of cross sections at leading order in the perturbation theory

CKM matrix and quark mixing

Experimental methods in particle physics

## Learning outcomes

After completion of the course, the student

Is familiar with the structure of matter, knows the elementary particles and their mutual interactions

Can apply special relativity in the particle physics context

Can explain the role of conservation laws in scattering and decay processes

Understands the structure of quantum electrodynamics, quantum chromodynamics and the electroweak unification theory based on gauge symmetries, and is familiar with the phenomenology of these theories

Understands how elementary particles acquire their masses through the Higgs mechanism

Can describe scattering processes mathematically

Knows the basics of experimental methods in particle physics

## Description of prerequisites

FYSA2031 and FYSA2032 Quantum Mechanics A and B

FYSA2002 Modern Physics, part B (special relativity)

## Study materials

## Literature

- B.R. Martin and G. Shaw: Particle Physics (Wiley), ISBN 0471 97285
- F. Halzen and A.D. Martin: Quarks & leptons, An introductory course in modern particle physics (Wiley), ISBN 0-471-88741-2

## Completion methods

### Method 1

**Evaluation criteria:**

**Time of teaching:**

### Method 2

**Description:**

**Evaluation criteria:**

**Parts of the completion methods**

### Teaching (8 cr)

**Type:**

**Grading scale:**

**Evaluation criteria:**

**Language:**

**Study methods:**

Lectures and exercises + 2 half-course exams or final exam.

#### Teaching

##### 9/6–12/1/2021 Lectures

##### 10/29–10/29/2021 Midterm

##### 12/10–12/10/2021 Midterm

##### 1/21–1/21/2022 Final exam

### Independent study (8 cr)

**Type:**

**Grading scale:**

**Evaluation criteria:**

**Language:**

**Study methods:**

Self-study, exercises, final exam.