- #1
iasc
- 17
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In my physics class my teacher said that a meson is made up of one quark and one anti-quark.
But when, for example, an electron are that close to a positron pair annihilation occurs.
Why does this not happen in a meson?
But when, for example, an electron are that close to a positron pair annihilation occurs.
Why does this not happen in a meson?