Question

Explain how pair annihilation with the creation of three photons is possible. Is it possible in...

Explain how pair annihilation with the creation of three photons is possible. Is it possible

in principle to create even more than three photons in a single annihilation process?

Homework Answers

Answer #1

A particle and an antiparticle can annihilate and produce 3 photons as long as momentum is conserved. The momentum conservation is shown below.

In principle, the pair can also produce 4 or more photons. The case of 4 photons and conservation of momentum is shown below

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