English-Latin translations for pion
Definition of pion
- Any of three semistable mesons, having positive, negative or neutral charge, composed of up and down quarks/antiquarks. either π0, a neutral form with a mass 264 times that of an electron, or π+ or π—, a charged form with a mass 273 times that of an electron
Examples
- Note: π+ is a combination of an up quark and a down antiquark, π— is a combination of an up antiquark and a down quark, π0 is a quantum mixture of an up quark, up antiquark pair and a down quark, down antiquark pair !--
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