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${{\mathit \Lambda}{(1830)}}$ MASS

INSPIRE   PDGID:

B056M

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 1820\text{ to }1830\text{ }(\approx1825) }$ OUR ESTIMATE $1821$ $\pm3$ SARANTSEV 2019 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $1820$ $\pm4$ ZHANG 2013 A DPWA Multichannel $1831$ $\pm10$ GOPAL 1980 DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $1825$ $\pm10$ GOPAL 1977 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $1825$ $\pm1$ KANE 1974 DPWA ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$ • • We do not use the following data for averages, fits, limits, etc. • • $1817$ or $1818$ 1 MARTIN 1977 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel 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 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 KANE 1974 LBL-2452 LBL-2452