- It only participates in EM interactions.
- Strong and weak interactions are not in photon domain of experience.
- When particle annihilate with anti particles the end product is often protons.
- Photon is its own anti particle.
- Under some circumstances it can disappear and can create particle -anti particle pair.
- Rest mass of photon is zero.
- Photon is a boson with angular momentum equal to 1.
- Spin of photon is 1
Tuesday, December 13, 2011
Photons
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