# ${{\boldsymbol \Sigma}{(1915)}}$ WIDTH INSPIRE search

VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 80\text{ to }160\text{ }(\approx120) }$ OUR ESTIMATE
$102$ $\pm12$
 2019
DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel
$149$ $\pm17$
 2013 A
DPWA Multichannel
$161$ $\pm20$
 1978
DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$
$107$ $\pm14$ 1
 1977 C
${{\mathit K}^{-}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$
$85$ $\pm13$ 1
 1977 C
${{\mathit K}^{-}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$
$130$ $\pm10$
 1977
DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel
$70$ $\pm20$
 1975
IPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}}$
$85$ $\pm15$
 1975
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$
$102$ $\pm18$
 1975
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{0}}$
$162$ $\pm25$
 1974
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$
• • • We do not use the following data for averages, fits, limits, etc. • • •
$171$ or $173$ 2
 1977
DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel
$75$ $\pm14$ 3
 1976
DPWA ${{\mathit K}^{-}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{-}}$
$60$
 1976
IPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{0}}$
1  The two entries for CORDEN 1977C are from two different acceptable solutions.
2  The two MARTIN 1977 values are from a T-matrix pole and from a Breit-Wigner fit.
3  Preferred solution 3; see CORDEN 1976 for other possibilities.
References:
 SARANTSEV 2019
EPJ A55 180 Hyperon II: Properties of excited hyperons
 ZHANG 2013A
PR C88 035205 Multichannel Parametrization of ${{\mathit K}^{-}}{{\mathit N}}$ Scattering Amplitudes and Extraction of Resonance Parameters
 ALSTON-GARNJOST 1978
PR D18 182 Partial Wave Analysis of the ${{\overline{\mathit K}}}{{\mathit N}}$ System from 360 to 1320 ${\mathrm {MeV}}/\mathit c$
 CORDEN 1977C
NP B125 61 New Experimental Results on the Reactions ${{\mathit K}^{-}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \Sigma}^{0}}$ and ${{\mathit K}^{-}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \Sigma}^{-}}$ and a Partial Wave Analysis
 GOPAL 1977
NP B119 362 Partial Wave Analyses of ${{\overline{\mathit K}}}{{\mathit N}}$ Two Body Reactions between 1480 and 2170 MeV
 MARTIN 1977
NP B127 349 ${{\overline{\mathit K}}}{{\mathit N}}$ Interactions in the Resonance Region. 3. Resonance Spectra
 CORDEN 1976
NP B104 382 Measurements of the Reactions ${{\mathit K}^{-}}{{\mathit n}}{{\mathit \pi}^{-}}{{\mathit \Lambda}}$ in the $\mathit E_{{\mathrm {cm}}}$ Range 2050 to 2175 MeV and Partial Wave Analysis of this Reaction between 1875 and 2175 MeV
 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 ${\mathrm {GeV/}}\mathit c$
 BAILLON 1975
NP B94 39 Energy Independent Partial Wave Analysis of ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}}$ between 1540 and 2150 MeV
 HEMINGWAY 1975
NP B91 12 New Data on ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit p}}$ and ${{\overline{\mathit K}}^{0}}{{\mathit n}}$ and a Partial Wave Analysis between 1840 and 2234 MeV Center of Mass Energy
 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
 KANE 1974
LBL-2452 LBL-2452