23/02/13 18:53:22.90 xsCTjZGt.net
>>400
つづき
URLﾘﾝｸ(en.wikipedia.org)
Feynman diagram
URLﾘﾝｸ(upload.wikimedia.org)
In this Feynman diagram, an electron (e-) and a positron (e+) annihilate, producing a photon (γ, represented by the blue sine wave) that becomes a quark?antiquark pair (quark q, antiquark q?), after which the antiquark radiates a gluon (g, represented by the green helix