# ${{\boldsymbol \Sigma}{(2250)}}$ WIDTH INSPIRE search

VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 60\text{ to }150\text{ }(\approx100) }$ OUR ESTIMATE
$120$ $\pm40$
 1978
DPWA ${\mathit D}_{\mathrm 5}{\mathrm wave}$
$80$ $\pm20$
 1978
DPWA ${\mathit G}_{\mathrm 9}{\mathrm wave}$
$70$ $\pm20$
 1977
DPWA ${\mathit D}_{\mathrm 5}{\mathrm wave}$
$60$ $\pm20$
 1977
DPWA ${\mathit G}_{\mathrm 9}{\mathrm wave}$
$130$ $\pm20$ 1
 1975 B
HBC ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Xi}^{*0}}{{\mathit K}^{0}}$
$192$ $\pm30$
 1975
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{0}}$ , ${\mathit F}_{\mathrm 5}{\mathrm wave}$
$100$ $\pm20$
 1970 B
HBC ${{\mathit K}^{-}}{{\mathit p}}$ 3.9, 4.6 ${\mathrm {GeV/}}\mathit c$
$164$ $\pm50$
 1970
CNTR Total, charge exchange
$230$ $\pm20$
 1968
CNTR ${{\mathit K}^{-}}{{\mathit p}}$ , ${{\mathit K}^{-}}{{\mathit d}}$ total
• • • We do not use the following data for averages, fits, limits, etc. • • •
$100$
 1976
IPWA ${\mathit D}_{\mathrm 5}{\mathrm wave}$
$140$
 1976
IPWA ${\mathit G}_{\mathrm 9}{\mathrm wave}$
$170$
 1970
CNTR ${{\mathit K}^{-}}{{\mathit p}}$ , ${{\mathit K}^{-}}{{\mathit d}}$ total
$125$
 1970
CNTR ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit Y}^{*}}$
$150$
 1965
CNTR ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit Y}^{*}}$
$21$ ${}^{+17}_{-21}$
 1965
HBC ${{\overline{\mathit p}}}{{\mathit p}}$ 5.7 ${\mathrm {GeV/}}\mathit c$
1  Seen in the (initial and final state) ${\mathit D}_{\mathrm 5}{\mathrm wave}$. Isospin not determined.
References:
 DEBELLEFON 1978
NC 42A 403 New Data on the Reactions ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\overline{\mathit K}}^{0}}{{\mathit n}}$ and ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit p}}$ between 1.934 and 2.516 ${\mathrm {GeV/}}\mathit c$, Partial Wave Analysis of these Channels and SU(3) Classification of the New ${{\mathit Y}^{*}}$ States Observed
 DEBELLEFON 1977
NC 37A 175 New Data on the Reaction ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}^{\pm}}{{\mathit \pi}^{\pm}}$ from 1.934 to 2.516 ${\mathrm {GeV/}}\mathit c$ and Partial Wave Analysis for these Reactions, between 2070 and 2436 MeV $\mathit E_{{\mathrm {cm}}}$
 DEBELLEFON 1976
NP B109 129 Reaction ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{0}}$ : Zeroes and Partial Waves from 0.4 to 2.5 ${\mathrm {GeV/}}\mathit c$
 DEBELLEFON 1975B
NC 28A 289 Reactions ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Xi}^{-}}{{\mathit K}^{0}}{{\mathit \pi}^{+}}$ between 2210 and 2435 MeV $\mathit E_{{\mathrm {cm}}}$
 VANHORN 1975
NP B87 145 Energy Dependent Partial Wave Analysis of ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{0}}$ between 1540 and 2215 MeV
 AGUILAR-BENITEZ 1970B
PRL 25 58 Observation of ${{\mathit \Sigma}}$ Resonances in the 1670 MeV Mass Region
 BRICMAN 1970
PL 31B 152 Formation of S = -1 Hyperon Resonances with Masses between 1.8 and 2.6 GeV
 COOL 1970
PR D1 1887 Structures in ${{\mathit K}^{\pm}}$ Nucleon Total Cross Sections between 0.9 and 2.4 ${\mathrm {GeV/}}\mathit c$
 LU 1970
PR D2 1846 Photoproduction of ${{\mathit Y}^{*}}$ Resonances above 1800 MeV
 BUGG 1968
PR 168 1466 Kaon Nucleon Cross Section from .6 to 2.65 ${\mathrm {GeV/}}\mathit c$
 BLANPIED 1965
PRL 14 741 Evidence for the Photoproduction of Y = 0 States with Masses Greater than 1900 MeV
 BOCK 1965
PL 17 166 A Search for Heavy Hyperon Resonances Produced by 5.7 ${\mathrm {GeV/}}\mathit c$ Antiprotons in Hydrogen