Xi-baryon
xi baryon
xi baryon
(zī, sī, ksē)
either of two subatomic particles in the baryon family, one neutral and one negatively charged, with m-sses of 2,572 and 2,585 times that of the electron and average lifetimes of 2.9 × 10-10 and 1.6 × 10-10 seconds. see table at subatomic particle.
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- Xi-particle
any of a family of baryons having strangeness −2 and isotopic spin ½. symbol: ξ.
- Xi-c-baryon
xi-c baryon xi-c baryon either of two subatomic particles in the baryon family, one neutral and one positively charged, with m-sses of 4,826 and 4,834 times that of an electron and average lifetimes of 3.5 × 10-13 and 9.8 × 10-14 seconds, respectively. see table at subatomic particle.
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