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

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 167.510 \pm0.017}$ OUR FIT
$\bf{ 167.510 \pm0.022}$ OUR AVERAGE
$167.51$ $\pm0.01$ $\pm0.02$ 36k
 2014
BELL ${{\mathit e}^{+}}{{\mathit e}^{-}}$ at ${{\mathit \Upsilon}{(4S)}}$
$167.44$ $\pm0.04$ $\pm0.12$ 13.8k
 2011 H
CDF ${{\mathit p}}{{\overline{\mathit p}}}$ at 1.96 TeV
$167.4$ $\pm0.1$ $\pm0.2$ 2k
 2002
CLE2 ${{\mathit e}^{+}}{{\mathit e}^{-}}$ $\approx{}{{\mathit \Upsilon}{(4S)}}$
$167.35$ $\pm0.19$ $\pm0.12$ 461
 2000 C
FOCS ${{\mathit \gamma}}$ A, ${{\overline{\mathit E}}}_{\gamma }$ 180 GeV
$167.76$ $\pm0.29$ $\pm0.15$ 122
 1996 B
E791 ${{\mathit \pi}^{-}}{{\mathit N}}$ , 500 GeV
$167.6$ $\pm0.6$ $\pm0.6$ 56
 1996
E687 ${{\mathit \gamma}}{}^{}\mathrm {Be}$, ${{\overline{\mathit E}}}_{\gamma }\approx{}$ 220 GeV
$168.2$ $\pm0.3$ $\pm0.2$ 126
 1993
CLE2 ${{\mathit e}^{+}}{{\mathit e}^{-}}$ $\approx{}{{\mathit \Upsilon}{(4S)}}$
$167.8$ $\pm0.4$ $\pm0.3$ 54
 1989
CLEO ${{\mathit e}^{+}}{{\mathit e}^{-}}$ 10 GeV
$168.2$ $\pm0.5$ $\pm1.6$ 92
 1988 D
ARG ${{\mathit e}^{+}}{{\mathit e}^{-}}$ 10 GeV
$167.4$ $\pm0.5$ $\pm2.0$ 46
 1987
SPEC ${{\mathit n}}{}^{}\mathrm {A}$ $\sim{}$600 GeV
• • • We do not use the following data for averages, fits, limits, etc. • • •
$167$ $\pm1$ 2
 1987
HBC ${{\mathit \nu}}{{\mathit p}}$ in BEBC
$166$ $\pm1$ 1
 1982
HBC See JONES 1987
$168$ $\pm3$ 6
 1979
HLBC ${{\mathit \nu}}{}^{}\mathrm {Ne}-{}^{}\mathrm {H}$ in 15-ft
$166$ $\pm15$ 1
 1975
HBC ${{\mathit \nu}}{{\mathit p}}$ in BNL 7-ft
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
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
 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 ${{\mathit \Sigma}_{{c}}}$
 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
 JONES 1987
ZPHY C36 593 Production of Charmed Hadrons in Neutrino Proton and Antineutrino Proton Charged Current Interactions
 BOSETTI 1982
PL 109B 234 Observation of a Doubly Charged Charmed Baryon in the Reaction ${{\mathit \nu}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \mu}^{-}}{{\mathit \Sigma}_{{c}}^{++}}$
 BALTAY 1979
PRL 42 1721 Confirmation of the Existence of the ${{\mathit \Sigma}_{{c}}^{++}}$ and ${{\mathit \Lambda}_{{c}}^{+}}$ Charmed Baryons and Observation of the Decay ${{\mathit \Lambda}_{{c}}^{+}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{+}}$ and ${{\mathit \Lambda}_{{c}}^{+}}$ $\rightarrow$ ${{\mathit p}}{{\overline{\mathit K}}^{0}}$
 CAZZOLI 1975
PRL 34 1125 Evidence for $\Delta \mathit S$ = $−\Delta \mathit Q$ Current or Charmed Baryon Production by Neutrinos