How does the S11 N*(890) state emerge from a naive K-matrix fit?
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How does the S11 N*(890) state emerge from a naive K-matrix fit? |
| Yao Ma,Wen-Qi Niu,Yu-Fei Wang,Han-Qing Zheng |
| Figure 1. Fit of GWU data upto $\sqrt{s}=2.1$ GeV, (a) $\mathrm{Im}T$, (b) $\mathrm{Re}T$. Fit I: solid line (black); Fit II: dotted-dashed line (red); Fit III: dashed line (green). |
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