The Student Room Group

Electron capture feynman diagram

Can someone please explain how these two are different??
Screenshot 2023-07-13 003115.png
(edited 9 months ago)
Reply 1
Its the direction of the W plus boson i.e. look at the transfer of charge. I cant really rmb since a long time since i done physics but rmb to look at conservation of charge and see how w boson from one to another affects the particle

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