pdgLive Home   >   CHARMED MESONS ($\mathit C$ = $\pm1$)   >   ${{\mathit D}_{{2}}^{*}{(2460)}^{\pm}}$   >   ${{\mathit D}_{{2}}^{*}{(2460)}^{\pm}}$ MASS

${{\mathit D}_{{2}}^{*}{(2460)}^{\pm}}$ MASS

INSPIRE   PDGID:

M150M

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT $\bf{ 2465.4 \pm1.3}$ OUR AVERAGE  Error includes scale factor of 3.1.  See the ideogram below. $2465.6$ $\pm1.8$ $\pm1.3$ 1 AAIJ 2015 X LHCB ${{\mathit B}^{0}}$ $\rightarrow$ ${{\overline{\mathit D}}^{0}}{{\mathit K}^{+}}{{\mathit \pi}^{-}}$ $2468.6$ $\pm0.6$ $\pm0.3$ 2 AAIJ 2015 Y LHCB ${{\mathit B}^{0}}$ $\rightarrow$ ${{\overline{\mathit D}}^{0}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $2463.1$ $\pm0.2$ $\pm0.6$ 342k AAIJ 2013 CC LHCB ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit D}^{0}}{{\mathit \pi}^{+}}{{\mathit X}}$ $2460.6$ $\pm4.4$ ${}^{+3.6}_{-0.8}$ 1371 3 ABRAMOWICZ 2013 ZEUS ${{\mathit e}^{\pm}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit D}^{(*)0}}{{\mathit \pi}^{+}}{{\mathit X}}$ $2465.4$ $\pm0.2$ $\pm1.1$ 111k 4 DEL-AMO-SANCH.. 2010 P BABR ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{0}}{{\mathit \pi}^{+}}{{\mathit X}}$ $2465.7$ $\pm1.8$ ${}^{+1.4}_{-4.8}$ 2909 KUZMIN 2007 BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ hadrons $2463$ $\pm3$ $\pm3$ 310 BERGFELD 1994 B CLE2 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{0}}{{\mathit \pi}^{+}}$ X $2453$ $\pm3$ $\pm2$ 185 FRABETTI 1994 B E687 ${{\mathit \gamma}}$ ${}^{}\mathrm {Be}$ $\rightarrow$ ${{\mathit D}^{0}}{{\mathit \pi}^{+}}$ X $2469$ $\pm4$ $\pm6$ ALBRECHT 1989 F ARG ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit D}^{0}}{{\mathit \pi}^{+}}$ X • • We do not use the following data for averages, fits, limits, etc. • • $2468.1$ $\pm0.6$ $\pm0.5$ 5 AAIJ 2015 Y LHCB ${{\mathit B}^{0}}$ $\rightarrow$ ${{\overline{\mathit D}}^{0}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $2467.6$ $\pm1.5$ $\pm0.8$ 3.5k 6 LINK 2004 A FOCS ${{\mathit \gamma}}$ A 1  From the Dalitz plot analysis including various ${{\mathit K}^{*}}$ and ${{\mathit D}^{**}}$ mesons as well as broad structures in the ${{\mathit K}}{{\mathit \pi}}$ ${\mathit S}{\mathrm -wave}$ and the ${{\mathit D}}{{\mathit \pi}}$ $\mathit S$- and ${\mathit P}{\mathrm -wave}$s. 2  Modeling the ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ ${\mathit S}{\mathrm -wave}$ with the Isobar formalism. 3  From the fit of the ${{\mathit M}}$( ${{\mathit D}^{0}}{{\mathit \pi}^{+}}$ ) distribution. The widths of the ${{\mathit D}_{{1}}^{+}}$ and ${{\mathit D}_{{2}}^{*+}}$ are fixed to 25 MeV and 37 MeV, and A$_{{{\mathit D}_{{1}}}}$ and A$_{{{\mathit D}_{{2}}}}$ are fixed to the theoretical predictions of 3 and $-1$, respectively. 4  At a fixed width of 50.5 MeV. 5  Modeling the ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ ${\mathit S}{\mathrm -wave}$ with the K-matrix formalism. 6  Fit includes the contribution from ${{\mathit D}_{{0}}^{*}{(2400)}^{\pm}}$. Not independent of the corresponding mass difference measurement, (${\mathit m}_{{{\mathit D}_{{2}}^{*}{(2460)}^{\pm}}}$) $−$ (${\mathit m}_{{{\mathit D}_{{2}}^{*}{(2460)}^{0}}}$).

${{\mathit D}_{{2}}^{*}{(2460)}^{\pm}}$ mass (MeV)

References:

AAIJ 2015Y PR D92 032002 Dalitz Plot Analysis of ${{\mathit B}^{0}}$ $\rightarrow$ ${{\overline{\mathit D}}^{0}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ Decays AAIJ 2015X PR D92 012012 Amplitude Analysis of ${{\mathit B}^{0}}$ $\rightarrow$ ${{\overline{\mathit D}}^{0}}{{\mathit K}^{+}}{{\mathit \pi}^{-}}$ Decays AAIJ 2013CC JHEP 1309 145 Study of ${{\mathit D}_{{J}}}$ Meson Decays to ${{\mathit D}^{+}}{{\mathit \pi}^{-}}$, ${{\mathit D}^{0}}{{\mathit \pi}^{+}}$ and ${{\mathit D}^{*+}}{{\mathit \pi}^{-}}$ Final States in ${{\mathit p}}{{\mathit p}}$ Collisions ABRAMOWICZ 2013 NP B866 229 Production of the Excited Charm Mesons ${{\mathit D}_{{1}}}$ and ${{\mathit D}_{{2}}^{*}}$ at HERA DEL-AMO-SANCHEZ 2010P PR D82 111101 Observation of New Resonances Decaying to ${{\mathit D}}{{\mathit \pi}}$ and ${{\mathit D}^{*}}{{\mathit \pi}}$ in Inclusive ${{\mathit e}^{+}}{{\mathit e}^{-}}$ Collisions near $\sqrt {s }$ = 10.58 GeV KUZMIN 2007 PR D76 012006 Study of ${{\overline{\mathit B}}^{0}}$ $\rightarrow$ ${{\mathit D}^{0}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ Decays LINK 2004A PL B586 11 Measurement of Masses and Widths of Excited Charm Mesons ${{\mathit D}_{{2}}^{*}}$ and Evidence for Broad States BERGFELD 1994B PL B340 194 Observation of ${{\mathit D}_{{1}}{(2420)}^{+}}$ and ${{\mathit D}_{{2}}^{*}{(2460)}^{+}}$ FRABETTI 1994B PRL 72 324 Measurement of the Masses and Widths of $\mathit L$ = 1 Charm Mesons ALBRECHT 1989F PL B231 208 Observation of the Charged Isospin Partner of the ${{\mathit D}_{{2}}^{*}{(2460)}^{0}}$