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${{\mathit \Lambda}{(1800)}}$ WIDTH

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B036W

B036W VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ 150\text{ to }250\text{ }(\approx200) }$ OUR ESTIMATE $208.8$ $\pm14.5$ $\pm36.7$ ABLIKIM 2025 AF   BES3 ${{\mathit \psi}{(3686)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\overline{\mathit \Sigma}}^{0}}{{\mathit \pi}^{0}}$ + c.c. (PWA) $209$ $\pm18$ SARANTSEV 2019   DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $256$ $\pm35$ ZHANG 2013 A   DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $228$ $\pm20$ GOPAL 1980   DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $185$ $\pm20$ ALSTON-GARNJO.. 1978   DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ $70$ $\pm15$ LANGBEIN 1972   IPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel • • We do not use the following data for averages, fits, limits, etc. • • $518$ $\pm84$ MANLEY 2002   DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $230$ $\pm20$ GOPAL 1977   DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $435$ or $473$ 1 MARTIN 1977   DPWA ${{\overline{\mathit K}}}{{\mathit N}}$ multichannel $40$ KIM 1971   DPWA K-matrix analysis $100$ $\pm20$ BRICMAN 1970 B   DPWA ${{\overline{\mathit K}}}$ ${{\mathit N}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit N}}$ 1  The two MARTIN 1977 values are from a T-matrix pole and from a Breit-Wigner fit.

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