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${{\mathit \Lambda}{(1810)}}$ WIDTH

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B077W

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 50\text{ to }170\text{ }(\approx110) }$ OUR ESTIMATE $39$ $\pm15$ SARANTSEV 2019 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $174$ $\pm50$ ZHANG 2013 A DPWA Multichannel $164$ $\pm20$ GOPAL 1980 DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $90$ $\pm20$ CAMERON 1978 B DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}}$ $46$ $\pm20$ PREVOST 1974 DPWA ${{\mathit K}^{-}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ $120$ $\pm10$ LANGBEIN 1972 IPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel • • We do not use the following data for averages, fits, limits, etc. • • $166$ $\pm20$ GOPAL 1977 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $535$ or $585$ 1 MARTIN 1977 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $28$ CARROLL 1976 DPWA Isospin-0 total $\sigma{}$ $35$ KIM 1971 DPWA K-matrix analysis $30$ ARMENTEROS 1970 HBC ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $70$ ARMENTEROS 1970 HBC ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$ $22$ BARBARO-GALTI.. 1970 HBC ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$ $300$ BAILEY 1969 DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $147$ ARMENTEROS 1968 B HBC 1  The two MARTIN 1977 values are from a T-matrix pole and from a Breit-Wigner fit.

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 GOPAL 1980 Toronto Conf. 159 S = -1 Baryons: an Experimental Review CAMERON 1978B NP B146 327 Partial Wave Analysis of ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}^{*}}{{\mathit N}}$ between 1830 and 2170 MeV $\mathit E_{{\mathrm {cm}}}$ Including New Data below 1960 MeV 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 Also NP B126 266 ${{\overline{\mathit K}}}{{\mathit N}}$ Interactions in the Resonance Region. 1. Analysis of Data Also NP B126 285 ${{\overline{\mathit K}}}{{\mathit n}}$ Interactions in the Resonance Region. 2. Amplitudes CARROLL 1976 PRL 37 806 Structures in ${{\mathit K}^{-}}$ Nucleon Total Cross Sections below 1.1 ${\mathrm {GeV/}}\mathit c$ PREVOST 1974 NP B69 246 A Study of the Reactions ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ between 0.6 and 1.2 ${\mathrm {GeV/}}\mathit c$ LANGBEIN 1972 NP B47 477 An Energy Independent Coupled Channel Phase Shift Analysis for the ${{\overline{\mathit K}}}{{\mathit N}}$ System KIM 1971 PRL 27 356 ${{\overline{\mathit K}}}{{\mathit N}}$ Interaction in the Region 0 to 1200 ${\mathrm {MeV}}/\mathit c$ and Hyperon Resonances Also Duke Conf. 161 Multichannel ${{\mathit K}}$ Matrix Analysis of ${{\overline{\mathit K}}}{{\mathit N}}$ Interaction in the Region 0 to 1200 ${\mathrm {MeV}}/\mathit c$ ARMENTEROS 1970 Duke Conf. 123 ${{\overline{\mathit K}}}{{\mathit N}}$ Interaction between 400 and 1200 ${\mathrm {MeV}}/\mathit c$: First Attempt to an Energy Independent Partial Wave Analysis in the ${{\overline{\mathit K}}}{{\mathit n}}$, ${{\mathit \Sigma}}{{\mathit \pi}}$, and ${{\mathit \Lambda}}{{\mathit \pi}}$ Channels BARBARO-GALTIERI 1970 Duke Conf. 173 Review of Partial-Wave Analyses of the ${{\overline{\mathit K}}}{{\mathit N}}$ System above 1.1 GeV/$\mathit c$ Beam Momentum BAILEY 1969 Thesis UCRL 50617 Determination of ${{\overline{\mathit K}}}{{\mathit N}}$ Elastic Scattering Amplitudes ARMENTEROS 1968B NP B8 195 The Reactions ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit p}}$ and ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\overline{\mathit K}}^{0}}{{\mathit n}}$ between 600 and 1200 ${\mathrm {MeV}}/\mathit c$