${{\boldsymbol \Sigma}{(1660)}}$ WIDTH INSPIRE search

VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 40\text{ to }200\text{ }(\approx100) }$ OUR ESTIMATE
$121$ ${}^{+4}_{-7}$
GAO
2012
DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}}$
$81.5$ $\pm22.2$ 1
KOISO
1985
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$
$152$ $\pm20$
GOPAL
1980
DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$
$38$ $\pm10$
ALSTON-GARNJO..
1978
DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$
$120$ $\pm20$
GOPAL
1977
DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel
$230$ ${}^{+165}_{-60}$
VANHORN
1975
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{0}}$
$250$ $\pm110$
KANE
1974
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$
• • • We do not use the following data for averages, fits, limits, etc. • • •
$202$ or $217$ 2
MARTIN
1977
DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel
$80$ $\pm40$ 3
BAILLON
1975
IPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}}$
$81$ $\pm10$ 4
PONTE
1975
DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{0}}$
1  The evidence of KOISO 1985 is weak.
2  The two MARTIN 1977 values are from a T-matrix pole and from a Breit-Wigner fit.
3  From solution 1 of BAILLON 1975 ; not present in solution 2.
4  From solution 2 of PONTE 1975 ; not present in solution 1.
  References:
GAO 2012
PR C86 025201 ${{\mathit \Sigma}}$ Resonances from ${{\mathit K}^{-}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \Lambda}}$ Reactions with Center-of-Mass Energies from 1550 to 1676 MeV
KOISO 1985
NP A433 619 Search for the ${\mathit P}_{\mathrm 11}{{\mathit \Sigma}{(1660)}}$ Resonance in the Reactions ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}^{\pm}}{{\mathit \pi}^{\mp}}$ in the Momentum Range 597 to 888 ${\mathrm {MeV}}/\mathit c$
GOPAL 1980
Toronto Conf. 159 S = -1 Baryons: an Experimental Review
ALSTON-GARNJOST 1978
PR D18 182 Partial Wave Analysis of the ${{\overline{\mathit K}}}{{\mathit N}}$ System from 360 to 1320 ${\mathrm {MeV}}/\mathit c$
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
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
PONTE 1975
PR D12 2597 Reaction ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}^{0}}$ from 1647 to 1715 MeV
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