Quantum Physics - Dirac Equation: Free Particle at Rest

In this video, we explore the solution to the Dirac equation in a simple situation, an electron or positron at rest in the vacuum of space. Link to "An introduction to spinors" paper, by Andrew M. Steane: https://arxiv.org/abs/1312.3824 Chapters: 0:00 Intro 0:52 Dirac Equation in Momentum Space 3:58 Why Psi is a Bispinor 5:54 How Psi Varies in Space and Time 8:54 Eigenspinors 10:38 A Brief Look at the Flags 11:49 Superposition of Spin States #physics #quantum #relativity #math