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单词 psi-prime particle
释义 psi-prime particle
[`sī ¦prīm ´pärd·ǝ·kǝl]
PARTICLE PHYSICS
A neutral meson which has a mass of 3684 megaelectronvolts, spin quantum number 1, and negative parity and charge parity; it has an anomalously long lifetime. Symbolized ψʹ.
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