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REAL PART
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$1872 \pm5$ MeV
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$-2{\times }$IMAGINARY PART
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$101 \pm10$ MeV
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Normalized residue in ${{\mathit K}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit K}}{{\mathit N}}$
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$0.30 \pm0.06$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$
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$0.14 \pm0.05$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \eta}}$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit \Xi}}{{\mathit K}}$
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$0.065 \pm0.020$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ , ${\mathit P}{\mathrm -wave}$
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$0.11 \pm0.05$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ , ${\mathit F}{\mathrm -wave}$
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$0.10 \pm0.04$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=1/2 , ${\mathit P}{\mathrm -wave}$
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$0.03 \pm0.03$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=3/2 , ${\mathit P}{\mathrm -wave}$
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$0.05 \pm0.03$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=3/2, ${\mathit F}{\mathrm -wave}$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \omega}}$ , $\mathit S$=1/2 , ${\mathit P}{\mathrm -wave}$
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$0.24 \pm0.06$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Lambda}{(1890)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \omega}}$ , $\mathit S$=3/2 , ${\mathit P}{\mathrm -wave}$
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$0.15 \pm0.08$
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${{\mathit \Lambda}{(1890)}}$ MASS
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$1870\text{ to }1910\text{ }(\approx1890) $ MeV
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${{\mathit \Lambda}{(1890)}}$ WIDTH
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$80\text{ to }160\text{ }(\approx120) $ MeV
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Mode |
Fraction ($\Gamma_i$ / $\Gamma$) |
Scale Factor/ Conf. Level |
P (MeV/c) |
$\Gamma_{1}$ | ${{\mathit N}}{{\overline{\mathit K}}}$ | |
0.24 to 0.36
| | 599 |
| $\Gamma_{2}$ | ${{\mathit \Sigma}}{{\mathit \pi}}$ | |
3$-10\%$
| | 560 |
| $\Gamma_{3}$ | ${{\mathit \Lambda}}{{\mathit \eta}}$ | |
| | 428 |
| $\Gamma_{4}$ | ${{\mathit \Xi}}{{\mathit K}}$ | |
| | 247 |
| $\Gamma_{5}$ | ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ | |
seen
| | 423 |
| $\Gamma_{6}$ | ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ , ${\mathit P}{\mathrm -wave}$ | |
$(6.0\pm{3.0})\%$
| | 423 |
| $\Gamma_{7}$ | ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$ , ${\mathit F}{\mathrm -wave}$ | |
$(4.0\pm{2.0})\%$
| | 423 |
| $\Gamma_{8}$ | ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ | |
seen
| | 236 |
| $\Gamma_{9}$ | ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=1/2 | |
| | 236 |
| $\Gamma_{10}$ | ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=1/2, ${\mathit P}{\mathrm -wave}$ | |
| | 236 |
| $\Gamma_{11}$ | ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=3/2, ${\mathit P}{\mathrm -wave}$ | |
| | 236 |
| $\Gamma_{12}$ | ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , $\mathit S$=3/2, ${\mathit F}{\mathrm -wave}$ | |
| | 236 |
| $\Gamma_{13}$ | ${{\mathit \Lambda}}{{\mathit \omega}}$ | |
| | -1 |
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