pdgLive Home   >   Meson Summary Table   >   ${{\mathit f}_{{{0}}}{(1370)}}$   >   ${{\mathit f}_{{{0}}}{(1370)}}$ T-MATRIX POLE $\sqrt {\mathit s }$

${{\mathit f}_{{{0}}}{(1370)}}$ T-MATRIX POLE $\sqrt {\mathit s }$

INSPIRE   PDGID:

M147PP

Note that $\Gamma $ = $−$2 Im($\sqrt {s }$).

VALUE (MeV) DOCUMENT ID TECN  COMMENT $\bf{ (1250 - 1440) −{\mit i} (60 - 300)}$ OUR ESTIMATE $(1245 \pm40)−{\mit i}(300 {}^{+30}_{-70})$ 1 PELAEZ 2023 RVUE Compilation $(1380 {}^{+70}_{-60})−{\mit i}(220 {}^{+80}_{-70})$ 2 PELAEZ 2023 RVUE Compilation $(1370 \pm40)−{\mit i}(195 \pm20)$ SARANTSEV 2021 RVUE ${{\mathit J / \psi}{(1S)}}$ $\rightarrow$ ${{\mathit \gamma}}$ (${{\mathit \pi}}{{\mathit \pi}}$ , ${{\mathit K}}{{\overline{\mathit K}}}$ , ${{\mathit \eta}}{{\mathit \eta}}$ , ${{\mathit \omega}}{{\mathit \phi}}$) $(1280.6 \pm1.6 \pm47.4) − {\mit i}(205.2 \pm1.7 \pm20.7)$ 3 ALBRECHT 2020 RVUE 0.9 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \eta}}$ , ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$ , ${{\mathit \pi}^{0}}{{\mathit K}^{+}}{{\mathit K}^{-}}$ $(1290 \pm50)−{\mit i}(170 {}^{+20}_{-40})$ 4 ANISOVICH 2009 RVUE 0.0 ${{\overline{\mathit p}}}{{\mathit p}}$, ${{\mathit \pi}}{{\mathit N}}$ $(1373 \pm15)−{\mit i}(137 \pm10)$ 5 BARGIOTTI 2003 OBLX ${{\overline{\mathit p}}}{{\mathit p}}$ $(1302 \pm17)−{\mit i}(166 \pm18)$ 6 BARBERIS 2000 C 450 ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}_{{{f}}}}$4 ${{\mathit \pi}}{{\mathit p}_{{{s}}}}$ $(1312 \pm25 \pm10)−{\mit i}(109 \pm22 \pm15)$ BARBERIS 1999 D OMEG 450 ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}$, ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $(1406 \pm19)−{\mit i}(80 \pm6)$ 7 KAMINSKI 1999 RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$, ${{\mathit K}}{{\overline{\mathit K}}}$, ${{\mathit \sigma}}{{\mathit \sigma}}$ $(1300 \pm20)−{\mit i}(120 \pm20)$ ANISOVICH 1998 B RVUE Compilation $(1290 \pm15)−{\mit i}(145 \pm15)$ BARBERIS 1997 B OMEG 450 ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}{{\mathit p}}$2( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$) $(1548 \pm40)−{\mit i}(560 \pm40)$ BERTIN 1997 C OBLX 0.0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ $(1380 \pm40)−{\mit i}(180 \pm25)$ ABELE 1996 B CBAR 0.0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit K}_L^0}$ ${{\mathit K}_L^0}$ $(1300 \pm15)−{\mit i}(115 \pm8)$ BUGG 1996 RVUE $(1330 \pm50)−{\mit i}(150 \pm40)$ 8 AMSLER 1995 B CBAR ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ 3 ${{\mathit \pi}^{0}}$ $(1360 \pm35)−{\mit i}(150 - 300)$ 8 AMSLER 1995 C CBAR ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$ $(1390 \pm30)−{\mit i}(190 \pm40)$ 9 AMSLER 1995 D CBAR ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ 3 ${{\mathit \pi}^{0}}$, ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$, ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \eta}}$ $1346−{\mit i}\text{ 249}$ 10, 11 JANSSEN 1995 RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$, ${{\mathit K}}{{\overline{\mathit K}}}$ $1214−{\mit i}\text{ 168}$ 12, 11 TORNQVIST 1995 RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$, ${{\mathit K}}{{\overline{\mathit K}}}$, ${{\mathit K}}{{\mathit \pi}}$, ${{\mathit \eta}}{{\mathit \pi}}$ $1364−{\mit i}\text{ 139}$ AMSLER 1994 D CBAR ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \eta}}$ $(1365 {}^{+20}_{-55})−{\mit i}(134 \pm35)$ ANISOVICH 1994 CBAR ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ 3 ${{\mathit \pi}^{0}}$ , ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$ $(1340 \pm40)−{\mit i}(127 {}^{+30}_{-20})$ 13 BUGG 1994 RVUE ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ 3 ${{\mathit \pi}^{0}}$, ${{\mathit \eta}}{{\mathit \eta}}{{\mathit \pi}^{0}}$, ${{\mathit \eta}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$ $(1430 \pm5)−{\mit i}(73 \pm13)$ 14 KAMINSKI 1994 RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$, ${{\mathit K}}{{\overline{\mathit K}}}$ $1420−{\mit i}\text{ 220}$ 15 AU 1987 RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$, ${{\mathit K}}{{\overline{\mathit K}}}$ 1  From forward dispersion relation applied to ${{\mathit \pi}}{{\mathit \pi}}$ scattering data. 2  From partial-wave dispersion relation applied to ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\overline{\mathit K}}}{{\mathit K}}$ data. 3  T-matrix pole, 5 poles, 5 channels, including scattering data from HYAMS 1975 (${{\mathit \pi}}{{\mathit \pi}}$), LONGACRE 1986 (${{\mathit K}}{{\overline{\mathit K}}}$), BINON 1983 (${{\mathit \eta}}{{\mathit \eta}}$), and BINON 1984C (${{\mathit \eta}}{{\mathit \eta}^{\,'}}$). 4  Another pole is found at ($1510$ $\pm130$) $−$ $\mathit i$ ($800$ ${}^{+100}_{-150}$) MeV. 5  Coupled channel analysis of ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$, ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{0}}$, and ${{\mathit K}^{\pm}}{{\mathit K}_S^0}$ ${{\mathit \pi}^{\mp}}$. 6  Average between ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$2 ${{\mathit \pi}^{0}}$ and 2(${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$). 7  T-matrix pole on sheet $−−−$. 8  Supersedes ANISOVICH 1994. 9  Coupled-channel analysis of ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ 3 ${{\mathit \pi}^{0}}$, ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$, and ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}{{\mathit \eta}}$ on sheet$~$IV. Demonstrates explicitly that ${{\mathit f}_{{{0}}}{(500)}}$ and ${{\mathit f}_{{{0}}}{(1370)}}$ are two different poles. 10  Analysis of data from FALVARD 1988. 11  The pole is on Sheet III. Demonstrates explicitly that ${{\mathit f}_{{{0}}}{(500)}}$ and ${{\mathit f}_{{{0}}}{(1370)}}$ are two different poles. 12  Uses data from BEIER 1972B, OCHS 1973, HYAMS 1973, GRAYER 1974, ROSSELET 1977, CASON 1983, ASTON 1988, and ARMSTRONG 1991B. Coupled channel analysis with flavor symmetry and all light two-pseudoscalars systems. 13  Reanalysis of ANISOVICH 1994 data. 14  T-matrix pole on sheet III. 15  Analysis of data from OCHS 1973,GRAYER 1974, BECKER 1979, and CASON 1983.

References