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${{\mathit \Lambda}{(1520)}}$ MASS

INSPIRE   PDGID:

B038M

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT $\bf{ 1518\text{ to }1520\text{ }(\approx1519) }$ OUR ESTIMATE $\bf{ 1519.42 \pm0.19}$ OUR AVERAGE  Error includes scale factor of 1.1. $1518.5$ $\pm0.5$ SARANTSEV 2019 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $1519.6$ $\pm0.5$ ZHANG 2013 A DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $1520.4$ $\pm0.6$ $\pm1.5$ QIANG 2010 SPEC ${{\mathit e}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit e}^{\,'}}{{\mathit K}^{+}}{{\mathit X}}$ (fit to ${{\mathit X}}$) $1517.3$ $\pm1.5$ 300 BARBER 1980 D SPEC ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \Lambda}{(1520)}}{{\mathit K}^{+}}$ $1517.8$ $\pm1.2$ 5k BARLAG 1979 HBC ${{\mathit K}^{-}}{{\mathit p}}$ 4.2 ${\mathrm {GeV/}}\mathit c$ $1520.0$ $\pm0.5$ ALSTON-GARNJO.. 1978 DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $1519.7$ $\pm0.3$ 4k CAMERON 1977 HBC ${{\mathit K}^{-}}{{\mathit p}}$ 0.96$-$1.36 ${\mathrm {GeV/}}\mathit c$ $1519$ $\pm1$ GOPAL 1977 DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $1519.4$ $\pm0.3$ 2000 CORDEN 1975 DBC ${{\mathit K}^{-}}{{\mathit d}}$ 1.4$-$1.8 ${\mathrm {GeV/}}\mathit c$

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 QIANG 2010 PL B694 123 Properties of the ${{\mathit \Lambda}{(1520)}}$ Resonance from High-Precision Electroproduction Data BARBER 1980D ZPHY C7 17 Strangeness Exchange in Photoproduction of ${{\mathit K}^{+}}{{\mathit \Lambda}{(1520)}}$ between 2.8 and 4.8 GeV BARLAG 1979 NP B149 220 The Reactions ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ Pseudoscalar Meson ${{\mathit \Lambda}{(1520)}}$ at 4.2 ${\mathrm {GeV/}}\mathit c$ ALSTON-GARNJOST 1978 PR D18 182 Partial Wave Analysis of the ${{\overline{\mathit K}}}{{\mathit N}}$ System from 360 to 1320 ${\mathrm {MeV}}/\mathit c$ Also PRL 38 1007 Further Evidence on New Resonances in the ${{\overline{\mathit K}}}{{\mathit N}}$ System CAMERON 1977 NP B131 399 Partial Wave Analysis of ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \Lambda}{(1520)}}$ between 1710 and 2170 MeV Center-of-Mass Energy Including New Data between 1775 and 1960 MeV GOPAL 1977 NP B119 362 Partial Wave Analyses of ${{\overline{\mathit K}}}{{\mathit N}}$ Two Body Reactions between 1480 and 2170 MeV CORDEN 1975 NP B84 306 An Analysis of the ${{\mathit \Lambda}{(1520)}}$ Observed in a ${{\mathit K}^{-}}$ Neutron Production Experiment