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${{\mathit \rho}{(1450)}}$ MASS

${{\mathit \pi}}{{\mathit \pi}}$ MODE

INSPIRE   PDGID:

M105M5

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT • • We do not use the following data for averages, fits, limits, etc. • • $1326.35$ $\pm3.46$ 1 BARTOS 2017 RVUE ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $1342.31$ $\pm46.62$ 2 BARTOS 2017 A RVUE ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $1373.83$ $\pm11.37$ 3 BARTOS 2017 A RVUE ${{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{0}}{{\mathit \nu}_{{{\tau}}}}$ $1429$ $\pm41$ 20k 4 LEES 2017 C BABR ${{\mathit J / \psi}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ $1350$ $\pm20$ ${}^{+20}_{-30}$ 63.5k 5 ABRAMOWICZ 2012 ZEUS ${{\mathit e}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit e}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ $1493$ $\pm15$ 6 LEES 2012 G BABR ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \gamma}}$ $1446$ $\pm7$ $\pm28$ 5.4M 7, 8 FUJIKAWA 2008 BELL ${{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{0}}{{\mathit \nu}_{{{\tau}}}}$ $1328$ $\pm15$ 9 SCHAEL 2005 C ALEP ${{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{0}}{{\mathit \nu}_{{{\tau}}}}$ $1406$ $\pm15$ 87k 7, 10 ANDERSON 2000 A CLE2 ${{\mathit \tau}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{0}}{{\mathit \nu}_{{{\tau}}}}$ $\sim{}\text{ 1368}$ 11 ABELE 1999 C CBAR 0.0 ${{\overline{\mathit p}}}$ ${{\mathit d}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{-}}{{\mathit p}}$ $1348$ $\pm33$ BERTIN 1998 OBLX $0.05 - 0.405$ ${{\overline{\mathit n}}}$ ${{\mathit p}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $1411$ $\pm14$ 12 ABELE 1997 CBAR ${{\overline{\mathit p}}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$ $1370$ ${}^{+90}_{-70}$ ACHASOV 1997 RVUE ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $1359$ $\pm40$ 10 BERTIN 1997 C OBLX 0.0 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$ $1282$ $\pm37$ BERTIN 1997 D OBLX 0.05 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}}$ $1424$ $\pm25$ BISELLO 1989 DM2 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $1265.5$ $\pm75.3$ DUBNICKA 1989 RVUE ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ $1292$ $\pm17$ 13 KURDADZE 1983 OLYA $0.64 - 1.4$ ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ 1  Applies the Unitary $\&$ Analytic Model of the pion electromagnetic form factor of DUBNICKA 2010 to analyze the data of LEES 2012G and ABLIKIM 2016C. 2  Applies the Unitary $\&$ Analytic Model of the pion electromagnetic form factor of DUBNICKA 2010 to analyze the data of ACHASOV 2006, AKHMETSHIN 2007, AUBERT 2009AS, and AMBROSINO 2011A. 3  Applies the Unitary $\&$ Analytic Model of the pion electromagnetic form factor of DUBNICKA 2010 to analyze the data of FUJIKAWA 2008. 4  From a Dalitz plot analysis in an isobar model with ${{\mathit \rho}{(1450)}}$ and ${{\mathit \rho}{(1700)}}$ masses and widths floating. 5  Using the KUHN 1990 parametrization of the pion form factor, neglecting ${{\mathit \rho}}−{{\mathit \omega}}$ interference. 6  Using the GOUNARIS 1968 parametrization of the pion form factor leaving the masses and widths of the ${{\mathit \rho}{(1450)}}$, ${{\mathit \rho}{(1700)}}$, and ${{\mathit \rho}{(2150)}}$ resonances as free parameters of the fit. 7  From the GOUNARIS 1968 parametrization of the pion form factor. 8  $\vert \mathit F_{{{\mathit \pi}}}(0)\vert ^2$ fixed to 1. 9  From the combined fit of the ${{\mathit \tau}^{-}}$ data from ANDERSON 2000A and SCHAEL 2005C and ${{\mathit e}^{+}}{{\mathit e}^{-}}$ data from the compilation of BARKOV 1985, AKHMETSHIN 2004, and ALOISIO 2005. ${{\mathit \rho}{(1700)}}$ mass and width fixed at 1713 MeV and 235 MeV, respectively. Supersedes BARATE 1997M. 10  ${{\mathit \rho}{(1700)}}$ mass and width fixed at 1700 MeV and 235 MeV, respectively. 11  ${{\mathit \rho}{(1700)}}$ mass and width fixed at 1780 MeV and 275 MeV respectively. 12  T-matrix pole. 13  Using for ${{\mathit \rho}{(1700)}}$ mass and width $1600$ $\pm20$ and $300$ $\pm10$ MeV respectively.

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