Yrast ( IRR-ast, Swedish: [ˈy̌ːrast]) is a technical term in nuclear physics that refers to a state of a nucleus with a minimum of energy (when it is least excited) for a given angular momentum. Yr is a Swedish adjective sharing the same root as the English whirl.
Yrast ( IRR-ast, Swedish: [ˈy̌ːrast]) is a technical term in nuclear physics that refers to a state of a nucleus with a minimum of energy (when it is least excited) for a given angular momentum. Yr is a Swedish adjective sharing the same root as the English whirl.
Source: Wikipedia "Yrast" · CC BY-SA 4.0
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