少しょう数すう多た体たい系けい

noun

few-body system

Technical term in physics referring to a system with a small number of interacting particles or bodies.

• 少しょう数すう多た体たい系けいの量りょう子し力りき学がく的てきな振ふる舞まいは、多た体たい系けいとは異ことなる特とく徴ちょうを示しめす。

  The quantum mechanical behavior of few-body systems shows characteristics different from many-body systems.