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REAL PART
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$2158 \pm25$ MeV
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$-2{\times }$IMAGINARY PART
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$300 {}^{+300}_{-60}$ MeV
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}}$
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$0.29 \pm0.08$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit \Sigma}}{{\mathit \pi}}$
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$0.14 \pm0.04$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit \Lambda}}{{\mathit \pi}}$
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$0.39 \pm0.08$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit \Xi}}{{\mathit K}}$
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$0.05 \pm0.02$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit \Lambda}{(1520)}}{{\mathit \pi}}$
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$0.025 \pm0.015$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit \Sigma}{(1385)}}{{\mathit \pi}}$
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$0.03 \pm0.02$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit \Delta}}{{\overline{\mathit K}}}$
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$0.04 \pm0.02$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , ${\mathit S}{\mathrm -wave}$
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$0.09 \pm0.03$
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Normalized residue in ${{\mathit N}}$ ${{\overline{\mathit K}}}$ $\rightarrow$ ${{\mathit \Sigma}{(2160)}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , ${\mathit D}{\mathrm -wave}$
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$0.04 \pm0.03$
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${{\mathit \Sigma}{(2160)}}$ MASS
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$2105 \pm50$ MeV (S = 3.4)
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${{\mathit \Sigma}{(2160)}}$ WIDTH
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$313 {}^{+120}_{-50}$ MeV
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Mode |
Fraction ($\Gamma_i$ / $\Gamma$) |
Scale Factor/ Conf. Level |
P (MeV/c) |
$\Gamma_{1}$ | ${{\mathit N}}{{\overline{\mathit K}}}$ | |
$(29\pm{7})\%$
| | 754 |
| $\Gamma_{2}$ | ${{\mathit \Sigma}}{{\mathit \pi}}$ | |
$(7.0\pm{2.0})\%$
| | 708 |
| $\Gamma_{3}$ | ${{\mathit \Lambda}}{{\mathit \pi}}$ | |
$(54\pm{12})\%$
| | 749 |
| $\Gamma_{4}$ | ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , ${\mathit S}{\mathrm -wave}$ | |
$(3.0\pm{1.0})\%$
| | 520 |
| $\Gamma_{5}$ | ${{\mathit N}}{{\overline{\mathit K}}^{*}{(892)}}$ , ${\mathit D}{\mathrm -wave}$ | |
| | 520 |
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