${{\mathit f}_{{{2}}}{(1950)}}$ T-MATRIX POLE $\sqrt {\mathit s }$
INSPIRE search
Note that $\Gamma $ = $−$2 Im($\sqrt {s }$).
| M135PP |
| $\bf{
(1830 - 2020) − {\mit i} (110 - 220)}$
|
OUR ESTIMATE
|
| $(1955 \pm75) − {\mit i} (175 \pm57)$ |
1 |
|
RVUE |
| $(1978.2 \pm1.8 {}^{+28.4}_{-16.9}) − {\mit i} (118.8 \pm0.8 {}^{+20.8}_{-7.8})$ |
2 |
|
RVUE |
| $(1867 \pm46) − {\mit i} (193 \pm29)$ |
|
|
CBAR |
|
1
T-matrix pole from coupled channel K-matrix fit to data on ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$ (ABLIKIM 2015AE) and ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit K}_S^0}$ ${{\mathit K}_S^0}$ (ABLIKIM 2018AA).
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|
2
T-matrix pole, 4 poles, 4 channels, including scattering data from HYAMS 1975 (${{\mathit \pi}}{{\mathit \pi}}$), LONGACRE 1986 (${{\mathit K}}{{\overline{\mathit K}}}$), BINON 1983 (${{\mathit \eta}}{{\mathit \eta}}$).
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| References: |
|
|
EPJ C82 80
|
Scalar and tensor resonances in $J/\psi $ radiative decays |
|
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EPJ C80 453
|
Coupled channel analysis of ${\bar{p}p}\,\rightarrow \,\pi ^0\pi ^0\eta $, ${\pi ^0\eta \eta }$ and ${K^+K^-\pi ^0}$ at 900 MeV/c and of ${\pi \pi }$-scattering data |
|
|
EPJ C23 29
|
Proton-Antiproton Annihilation at 900 ${\mathrm {MeV}}/\mathit c$ into ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$, ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \eta}}$, and ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$ |
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