Production and Decay of D_1(2420)^0 and D_2^*(2460)^0

The CLEO Collaboration

We have investigated $D^{+}{\pi }^{-}$ and $D^{\ast +}{\pi }^{-}$ final states and observed the two established $L=1$ charmed mesons, the $D_1(2420{)}^0$ with mass $2421_{-2-2}^{+1+2}$ MeV/c${}^2$…