Physics Forums Insights
  • Physics
    • Mechanics
    • Thermodynamics
    • Electromagnetism
    • Fluids
    • Optics
    • Particles
    • Quantum
    • Relativity
    • Biophysics
  • Astronomy
    • Astrophysics
    • Cosmology
    • Observing
  • Mathematics
    • Algebra
    • Analysis
    • Geometry
    • Number Theory
    • Probability
  • Computing
    • Programming
    • Electronics
    • Imaging
  • Science Culture
    • Education
    • Careers
    • Philosophy
    • Profiles
    • Trivia
  • Forums
  • Click to open the search input field Click to open the search input field Search
  • Menu Menu

Tag Archive for: Feynman diagrams

What are virtual particles

Virtual Particles Explained: On-Shell vs Off-Shell in QFT

February 18, 2019
/
1 Comment
What Is a Virtual Particle? A virtual particle is a mathematical device, not a physical entity, that appears in perturbation expansions of the S-operator…
https://www.physicsforums.com/insights/wp-content/uploads/2019/12/what_are_virtual_particles.png 135 240 Multiple_Authors https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Multiple_Authors2019-02-18 10:28:112026-07-31 11:26:51Virtual Particles Explained: On-Shell vs Off-Shell in QFT

Learn Interacting Quantum Fields in Mathematical Quantum Field Theory

January 29, 2018
/
9 Comments
This is one chapter in a series on Mathematical Quantum Field Theory.The previous chapter is 14. Free quantum fields.The next chapter is 16. Renormalization. 15.…
https://www.physicsforums.com/insights/wp-content/uploads/2017/10/qft_quantumfields.png 135 240 Urs Schreiber https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Urs Schreiber2018-01-29 01:34:392026-06-07 06:47:45Learn Interacting Quantum Fields in Mathematical Quantum Field Theory
virtualparticlesmyths

Top Misconceptions about Virtual Particles

April 6, 2016
/
1 Comment
Introduction This Insight Article is a sequel to the Insight Article ''The Physics of Virtual Particles'', which contains an exposition of definitions…
https://www.physicsforums.com/insights/wp-content/uploads/2016/04/virtualparticlesmyths.png 135 240 Arnold Neumaier https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Arnold Neumaier2016-04-06 13:44:302026-02-16 20:53:34Top Misconceptions about Virtual Particles
virtualparticles

Learn the Physics of Virtual Particles in Quantum Mechanics

March 28, 2016
/
33 Comments
In discussions on the internet (including a number of Wikipedia pages) and in books and articles for non-experts in particle physics, there is considerable…
https://www.physicsforums.com/insights/wp-content/uploads/2016/03/virtualparticles.png 135 240 Arnold Neumaier https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Arnold Neumaier2016-03-28 12:17:142026-02-16 20:56:15Learn the Physics of Virtual Particles in Quantum Mechanics

Popular Articles

  • Frequently Made Errors in Climate Science – The Greenhouse Effect
  • Can We See an Atom?
  • What Planck Length Is and It’s Common Misconceptions
  • Self-Study High School Math: Best Books & Order to Learn
  • Learn All About Earth’s Gravity
  • How to Self-Study Calculus: Topics and Book Guide
  • Learn Interacting Quantum Fields in Mathematical Quantum Field Theory
  • Suanpan & Soroban: History, Design, and Usage Guide
  • Quantum Mechanics and the Famous Double-slit Experiment
  • Does Gravity Gravitate? Part 2

Physics Forums

  • Classical Physics
  • Atomic and Condensed Matter
  • Quantum Physics
  • Special and General Relativity
  • Beyond the Standard Model
  • High Energy, Nuclear, Particle Physics
  • Astronomy and Astrophysics
  • Cosmology
  • Other Physics Topics

Receive Insights Articles to Your Inbox

Enter your email address:

Blog Information

  • Become a Member!
  • Write for Us!
  • Table of Contents
  • Blog Author List

Popular Topics

black holes (23) classical physics (35) education (23) FAQ (58) General (230) general relativity (23) Graduate (185) gravity (25) Guide (86) interview (49) mathematics (39) mathematics self-study (21) Physicist (26) Quantum Field Theory (34) quantum mechanics (36) quantum physics (24) relativity (40) Special Relativity (22) Tutorial (147) Undergraduate (287)
2026 © Physics Forums, ALL RIGHTS RESERVED - Contact Us - Privacy Policy - About PF Insights
  • Link to X
  • Link to Facebook
  • Link to LinkedIn
Scroll to top Scroll to top Scroll to top