单词 | delta baryon |
释义 | delta baryon [`del·tǝ `bar·ē´än] PARTICLE PHYSICS 1. Any excited baryon state belonging to a multiplet having a total isospin of 3/2, a hypercharge of +1, a spin of 3/2, positive parity, and an approximate mass of 1236 MeV. Designated Δ(1236). 2. Any excited baryon state belonging to any multiplet having a total isospin of 3/2 and a hypercharge of +1. |
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