${{\mathit f}_{{{2}}}{(1270)}}$ T-MATRIX POLE $\sqrt {\mathit s }$

INSPIRE   PDGID:
M005PP
Note that $\Gamma $ = $−$2 Im($\sqrt {s }$).
VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ (1260 - 1283) − {\mit i} (90 - 110)}$ OUR ESTIMATE
$(1268 \pm8) − {\mit i} (101 \pm6)$
RODAS
2022
RVUE ${{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}$ (${{\mathit \pi}}{{\mathit \pi}}$ , ${{\mathit K}}{{\overline{\mathit K}}}$)
$(1263.3 \pm0.2 \pm1.5) − {\mit i} (96.9 \pm0.2 \pm0.8)$
ALBRECHT
2020
RVUE ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \eta}}$ , ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$ , ${{\mathit \pi}^{0}}{{\mathit K}^{+}}{{\mathit K}^{-}}$
$(1270 \pm8) − {\mit i} (97 \pm8)$ 1
ANISOVICH
2009
RVUE 0.0 ${{\overline{\mathit p}}}{{\mathit p}}$, ${{\mathit \pi}}{{\mathit N}}$
$(1278 \pm5) − {\mit i} (102 \pm10)$ 1
BERTIN
1997C
OBLX 0.0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$
1  Amplitude did not include dispersive corrections.
References