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2 votes
1 answer
80 views

Is Compton Scattering the "Abelian limit" of $qg \rightarrow qg$?

I have calculated the average over initial and sum over final states of the squared amplitude for both Compton scattering $e^-\gamma \rightarrow e^-\gamma$ (QED) and quark-gluon scattering $qg \...
user4580791's user avatar
16 votes
4 answers
4k views

Is forward scattering = no scattering?

What is forward scattering? If it is equivalent to no scattering, then why not call it "no scattering"?
Physics_maths's user avatar