Course Details
Subject {L-T-P / C} : PH6120 : Particle Physics { 3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Sasmita Mishra
Syllabus
Introduction to Elementary Particles, Particle Zoo and Four Interactions. Natural Units and relativity: four vector formalism. Klein-Gordon equation, Dirac equation and solutions. Lorentz covariance, C, P and T properties, bilinear covariants. Classical Field theory, Klein-Gordon and Dirac Lagrangian density. U(1) gauge theory, Noether's theorem. Canonical quantization of free scalar, spinor vector fields. QED, Dyson formalism, S matrix and Feynman rules. Basic QED processes: Mott scattering, Compton effect, etc. Yukawa theory: pion exchange potential and pion discovery. Fermi Theory of beta decay, Gamow-Teller correction. Introduction to groups, Lie groups, SU(3) and the eightfold way. Quark model, notion of colour. Parity violation. muon and pion decay. Non-Abelian gauge theories: SU(2) and SU(3) gauge theories. Spontaneous symmetry-breaking and gauge theory. Construction of electroweak model with one generation.
Course Objectives
- Understanding the mathematical formulation of physical phenomena that take place among elementary particles.
- Understanding the application of group theory in Particle Physics.
Course Outcomes
The students shall learn technical aspects of working in Particle Physics.
Essential Reading
- Francis Halzen and Alan D. Martin, Quarks and Leptons: An Introductory Course in Modern Particle Physics", Wiley (2008).
- Michael E Peskin and Daniel V Schroeder, An Introduction to Quantum Field Theory", Levant Books (2005)
Supplementary Reading
- J. D. Bjorken and S. D. Drell, Relativistic Quantum Fields, McGraw-Hill Book Company (1965).
- T.-P. Cheng and L.-F. Li, Introduction to High Energy Physics, 4th edition, Cambridge University Press (2000).