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A first estimate of hunting charmed baryon \$Łambda\_c(2880)\$ at PANDA

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(13.03.2014)

Аннотация

In the present work we explore the production potential of \$Łambda\_c(2880)^+\$ at \$\mboxP\$ANDA. With the \$J^P=52^+\$ assignment to \$Łambda\_c(2880)^+\$, we calculate the differential and total cross sections of \$ppŁambda\_c^-Łambda\_c(2880)^+\$. We also perform the Dalitz plot analysis and give the \$pD^0\$ invariant mass spectrum distribution of the process \$ppŁambda\_c^-pD^0\$, where the signal and background contributions are considered. Our numerical results indicate that the production of \$Łambda\_c(2880)^+\$ may reach up to 1 mb, where about \$10^8\$ events can be accumulated per day if taking the designed luminosity (\$2\times10^32\~cm^-2s^-1\$) of \$\mboxP\$ANDA.

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