Observation of a Charmed Baryon Decaying to D 0 p at a Mass Near 2.94 GeV / c 2
B. Aubert, R. Barate, M. Bóna, D. Boutigny et autres
A search for charmed baryons decaying to ${D}^{0}p$ reveals two states: the ${\ensuremath{\Lambda}}_{c}(2880{)}^{+}$ baryon and a previously unobserved state at a mass of $[2939.8\ifmmode\pm\else\textpm\fi{}1.3(\mathrm{stat})\ifmmode\pm\else\textpm\fi{}1.0(\mathrm{syst})]\text{ }\text{ }\mathrm{MeV}/{c}^{2}$ and with an intrinsic width of $[17.5\ifmmode\pm\else\textpm\fi{}5.2(\mathrm{stat})\ifmmode\pm\else\textpm\fi{}5.9(\mathrm{syst})]\text{ }\text{ }\mathrm{MeV}$. Consistent and significant signals are observed for …
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