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Observation of the Charmed Strange Baryon $\Xi(c$)0

The CLEO collaboration Avery, P. ; Besson, D. ; Garren, L. ; et al.
Phys.Rev.Lett. 62 (1989) 863, 1989.
Inspire Record 267892 DOI 10.17182/hepdata.20029

We present evidence from the CLEO detector for the charmed strange baryon Ξc0. It is seen in nonresonant e+e− annihilations at s of 10.5 GeV through its decay to Ξ−π+. The measured Ξc0 mass is 2471 ± 3 ± 4 MeV/c2.

1 data table
Table 1

Production cross section times branching fraction for the sum of both particle and antiparticle. Error contains both statistics and systematics. X is defined as SQRT(P(P=3)**2/(EBEAM**2-M(P=3)**2)).