- #1
spookyfish
- 53
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For a 2nd order electron-positron scattering, the following diagrams are possible:
http://www.quantumdiaries.org/wp-content/uploads/2010/02/eepp-1024x228.png
My question is: What is the meaning of the right diagram - is a photon created and annihilated instantaneously? how is this possible?
http://www.quantumdiaries.org/wp-content/uploads/2010/02/eepp-1024x228.png
My question is: What is the meaning of the right diagram - is a photon created and annihilated instantaneously? how is this possible?