logo

Video encyclopedia

Photon

2:27

What are Photons?

1:38

What is a Photon?

2:47

Photon (Monica Rambeau)- All Powers from WandaVision

1:49

Life of a Terraria World (Terraria Animation)

1:00

Photon

The photon is a type of elementary particle, the quantum of the electromagnetic field including electromagnetic radiation such as light, and the force carrier for the electromagnetic force. The photon has zero rest mass and always moves at the speed of light within a vacuum.
    • Nomenclature 

    • Physical properties 

    • Historical development 

    • Wave–particle duality and uncertainty principles 

    • Bose–Einstein model of a photon gas 

    • Stimulated and spontaneous emission 

    • Quantum field theory 

    • In matter 

    • Technological applications 

    • Quantum optics and computation