
What is relativistic mass and why it is not used much?
Aug 9, 2015 · The concept of relativistic mass In special relativity, the expressions for the total energy and momentum of an object can be written as where and is the invariant mass (or rest …
Klein-Gordon equation in the nonrelativistic limit - Physics Forums
Dec 9, 2025 · The discussion focuses on the Klein-Gordon equation in the nonrelativistic limit as presented in "Relativistic Quantum Mechanics Wave Equations" by W. Greiner. The solution is …
Need tips to understand Relativistic Energy in Special Relativity
Jan 1, 2026 · Investigate the implications of relativistic energy on particle physics and cosmology. Students and professionals in physics, particularly those focusing on special relativity, as well …
How Does Newton's Second Law Adapt to Relativistic Speeds?
May 7, 2007 · The discussion centers on the adaptation of Newton's Second Law to relativistic speeds, emphasizing that traditional formulations become inaccurate as velocities approach …
What Does a Non-Relativistic Approach Mean in Quantum …
Jun 29, 2015 · The discussion focuses on the non-relativistic approach in quantum mechanics, specifically in calculating the orbital velocity of an electron in the 3rd orbit of He+ using the …
How does this derivative work? And why the speed of light remains?
Dec 27, 2025 · Explore the concept of invariant mass in special relativity Investigate applications of relativistic equations in particle physics Students and professionals in physics, particularly …
Relativistic Velocity: Speed Limits & Ranges Explained
Oct 26, 2004 · Relativistic velocity refers to speeds where relativistic effects become significant, particularly when the Lorentz factor, γ, is substantially greater than 1. For instance, at v=0.1c …
Relativator (Circular Slide-Rule) – Simulated with Desmos
Sep 2, 2025 · "The Relativator" (a circular slide-rule for relativity and particle physics) has been implemented as an interactive simulation in Desmos.
Threshold Energy Calculation for Proton-Proton Collision - Physics …
Apr 15, 2008 · Understanding of relativistic physics concepts, including momentum and energy conservation. Familiarity with relativistic equations, specifically γm₀v and γm₀c². Knowledge of …
Action in Relativity: Non-Relativistic vs Relativistic Particles
Jun 24, 2016 · The discussion clarifies the formulation of action in relativity, specifically distinguishing between two expressions: S = ∫ ds for non-relativistic particles and S = -mc ∫ ds …