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

${\boldsymbol m}_{{{\boldsymbol \Sigma}_{{c}}^{0}}}–{\boldsymbol m}_{{{\boldsymbol \Lambda}_{{c}}^{+}}}$ INSPIRE search

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
2011H
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
2000C
FOCS ${{\mathit \gamma}}$ A, ${{\overline{\mathit E}}}_{\gamma }$ 180 GeV
$167.38$ $\pm0.29$ $\pm0.15$ 143
AITALA
1996B
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
1989D
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
1988D
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 ${{\mathit \Sigma}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{+}}$