The Electron g-2 Explained

The Electron g-2 in QED QED is a cornerstone topic in modern physics. The following is an explanation of what QED corrections are and what the famous electron means, step by step. 1. Background: What is QED? Quantum Electrodynamics (QED) is the quantum field theory of...

Compton Wavelength

Compton Wavelength by Thomas Lee Abshier, ND 10/20/2025 The Compton wavelength is a fundamental physical constant associated with a particle, defined as the wavelength of a photon whose energy is equivalent to the rest energy of the particle. It represents a...

The Lagrangian

What is a Lagrangian? In physics, a Lagrangian is a mathematical function that describes the dynamics of a physical system. It is central to Lagrangian mechanics, one of the formulations of classical mechanics, and it also plays a key role in quantum mechanics,...