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${{\mathit \Sigma}_{{c}}{(2455)}}–{{\mathit \Lambda}_{{c}}^{+}}$ MASS DIFFERENCES

${\mathit m}_{{{\mathit \Sigma}_{{c}}{(2455)}^{0}}}–{\mathit m}_{{{\mathit \Lambda}_{{c}}^{+}}}$

INSPIRE   PDGID:

B104D0

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT $\bf{ 167.290 \pm0.017}$ OUR FIT $\bf{ 167.290 \pm0.022}$ OUR AVERAGE $167.29$ $\pm0.01$ $\pm0.02$ 32k LEE 2014 BELL ${{\mathit e}^{+}}{{\mathit e}^{-}}$ at ${{\mathit \Upsilon}{(4S)}}$ $167.28$ $\pm0.03$ $\pm0.12$ 15.9k AALTONEN 2011 H CDF ${{\mathit p}}{{\overline{\mathit p}}}$ at 1.96 TeV $167.2$ $\pm0.1$ $\pm0.2$ 2k ARTUSO 2002 CLE2 ${{\mathit e}^{+}}{{\mathit e}^{-}}$ $\approx{}{{\mathit \Upsilon}{(4S)}}$ $167.38$ $\pm0.21$ $\pm0.13$ 362 LINK 2000 C FOCS ${{\mathit \gamma}}$ A, ${{\overline{\mathit E}}}_{\gamma }$ 180 GeV $167.38$ $\pm0.29$ $\pm0.15$ 143 AITALA 1996 B E791 ${{\mathit \pi}^{-}}{{\mathit N}}$ , 500 GeV $167.8$ $\pm0.6$ $\pm0.2$ ALEEV 1996 SPEC ${{\mathit n}}$ nucleus, 50 GeV/$\mathit c$ $166.6$ $\pm0.5$ $\pm0.6$ 69 FRABETTI 1996 E687 ${{\mathit \gamma}}{}^{}\mathrm {Be}$, ${{\overline{\mathit E}}}_{\gamma }\approx{}$ 220 GeV $167.1$ $\pm0.3$ $\pm0.2$ 124 CRAWFORD 1993 CLE2 ${{\mathit e}^{+}}{{\mathit e}^{-}}$ $\approx{}{{\mathit \Upsilon}{(4S)}}$ $168.4$ $\pm1.0$ $\pm0.3$ 14 ANJOS 1989 D E691 ${{\mathit \gamma}}{}^{}\mathrm {Be}$ 90$-$260 GeV • • We do not use the following data for averages, fits, limits, etc. • • $167.9$ $\pm0.5$ $\pm0.3$ 48 1 BOWCOCK 1989 CLEO ${{\mathit e}^{+}}{{\mathit e}^{-}}$ 10 GeV $167.0$ $\pm0.5$ $\pm1.6$ 70 1 ALBRECHT 1988 D ARG ${{\mathit e}^{+}}{{\mathit e}^{-}}$ 10 GeV $178.2$ $\pm0.4$ $\pm2.0$ 85 2 DIESBURG 1987 SPEC ${{\mathit n}}{}^{}\mathrm {A}$ $\sim{}$600 GeV $163$ $\pm2$ 1 AMMAR 1986 EMUL ${{\mathit \nu}}{}^{}\mathrm {A}$ 1  This result enters the fit through ${\mathit m}_{{{\mathit \Sigma}_{{c}}^{++}}}–{\mathit m}_{{{\mathit \Sigma}_{{c}}^{0}}}$ given below. 2  See the note on DIESBURG 1987 in the ${\mathit m}_{{{\mathit \Sigma}_{{c}}^{++}}}–{\mathit m}_{{{\mathit \Sigma}_{{c}}^{0}}}$ section below.

References:

LEE 2014 PR D89 091102 Measurements of the Masses and Widths of the and Baryons AALTONEN 2011H PR D84 012003 Measurements of the Properties of ${{\mathit \Lambda}_{{c}}{(2595)}}$, ${{\mathit \Lambda}_{{c}}{(2625)}}$, ${{\mathit \Sigma}_{{c}}{(2455)}}$, and ${{\mathit \Sigma}_{{c}}{(2520)}}$ Baryons ARTUSO 2002 PR D65 071101 Measurement of the Masses and Widths of the ${{\mathit \Sigma}_{{c}}^{++}}$ and ${{\mathit \Sigma}_{{c}}^{0}}$ Charmed Baryons LINK 2000C PL B488 218 Measurements of the ${{\mathit \Sigma}_{{c}}^{0}}$ and ${{\mathit \Sigma}_{{c}}^{++}}$ Mass Splittings AITALA 1996B PL B379 292 Mass Splitting and Production of ${{\mathit \Sigma}_{{c}}^{0}}$ and ${{\mathit \Sigma}_{{c}}^{++}}$ Measured in 500 GeV ${{\mathit \pi}^{-}}{{\mathit N}}$ Interactions ALEEV 1996 JINRRC 3-77 31 Observation ${{\mathit \Sigma}_{{c}}^{0}}$ Charmed Baryon in the Experiment EXCHARM FRABETTI 1996 PL B365 461 Study of Higher Mass Charm Baryons Decaying to ${{\mathit \Lambda}_{{c}}^{+}}$ CRAWFORD 1993 PRL 71 3259 Observation of the Charmed Baryon ${{\mathit \Sigma}_{{c}}^{+}}$ and Measurement of the Isospin Mass Splitting of the ${{\mathit \Sigma}_{{c}}}$ ANJOS 1989D PRL 62 1721 Observation of ${{\mathit \Sigma}_{{c}}{(2455)}^{0}}$ $\rightarrow$ ${{\mathit \Lambda}_{{c}}^{+}}{{\mathit \pi}^{-}}$ Decays BOWCOCK 1989 PRL 62 1240 ${{\mathit \Sigma}_{{c}}^{++}}$ and ${{\mathit \Sigma}_{{c}}^{0}}$ Production from ${{\mathit e}^{+}}{{\mathit e}^{-}}$ Annihilation in the ${{\mathit \Upsilon}}$ Energy Region ALBRECHT 1988D PL B211 489 Observation of the Charmed Baryon ${{\mathit \Sigma}_{{c}}}$ in ${{\mathit e}^{+}}{{\mathit e}^{-}}$ Annihilations DIESBURG 1987 PRL 59 2711 Measurement of the ${{\mathit \Sigma}_{{c}}^{0}}$ $−$ ${{\mathit \Lambda}_{{c}}^{+}}$ and ${{\mathit \Sigma}_{{c}}^{++}}$ $−$ ${{\mathit \Lambda}_{{c}}^{+}}$ Mass Differences AMMAR 1986 JETPL 43 515 Observation in Nuclear Emulsion of a Charmed ${{\mathit \Sigma}_{{c}}^{0}}$ Baryon Decay to ${{\mathit \Lambda}_{{c}}^{+}}{{\mathit \pi}^{-}}$ with a Subsequent ${{\mathit \Lambda}_{{c}}^{+}}$ Decay to ${{\mathit \Sigma}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}$

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