Google
×

Photon

A photon is an elementary particle that is a quantum of the electromagnetic field, including electromagnetic radiation such as light and radio waves, and the force carrier for the electromagnetic force. Photons are massless particles that always... Wikipedia
Composition: Elementary particle
Condensed: I(JP C)=0,1(1−−)
Electric charge: 0; < 1×10−35 e
Family: Gauge boson
Interactions: Electromagnetic, weak (and gravity)
Mass: 0 (theoretical value); < 1×10−18 eV/c2 (experimental limit)
Mean lifetime: Stable