pioni

pioni

Pions are the lightest mesons. They are composed of up quarks, down quarks, and their anti-quark counterparts. Pions of charge +1, -1, and 0 are denoted pi ⁺, pi ^-, and pi ⁰, respectively.

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行业/领域：物理
类别粒子物理学
Company: 伯克利
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