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${{\mathit \rho}{(1900)}}$ WIDTH

INSPIRE   PDGID:

M170W

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT • • We do not use the following data for averages, fits, limits, etc. • • $69$ $\pm15$ 1 ABLIKIM 2022 L BES3 $2.0 - 3.08$ ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{0}}$ $48$ $\pm17$ $\pm2$ 54 2 AUBERT 2008 S BABR 10.6 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit \pi}^{0}}{{\mathit \gamma}}$ $130$ $\pm30$ AUBERT 2006 D BABR 10.6 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ 3 ${{\mathit \pi}^{+}}$3 ${{\mathit \pi}^{-}}{{\mathit \gamma}}$ $160$ $\pm20$ AUBERT 2006 D BABR 10.6 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ 2( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$) ${{\mathit \gamma}}$ $37$ $\pm13$ 3, 4 FRABETTI 2004 E687 ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ 3 ${{\mathit \pi}^{+}}$3 ${{\mathit \pi}^{-}}{{\mathit p}}$ $10$ $\pm5$ ANTONELLI 1996 SPEC ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ hadrons 1  From a partial wave amplitude analysis at $\sqrt {s }$ = 2.125 GeV which includes all the possible intermediate states that match $\mathit J{}^{PC}$ conservation in the subsequent two-body decay. The intermediate states are parameterized with the relativistic Breit-Wigner functions. Statistical error only. 2  From the fit with two resonances. 3  From a fit with two resonances with the JACOB 1972 continuum. 4  Supersedes FRABETTI 2001 .

References:

ABLIKIM 2022L JHEP 2207 045 Measurement of $e^{+}e^{-} \to K^{+}K^{-}\pi^{0}$ cross section and observation of a resonant structure AUBERT 2008S PR D77 092002 Measurements of ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \eta}}$ , ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \pi}^{0}}$ , and ${{\mathit K}_S^0}$ ${{\mathit K}^{\pm}}{{\mathit \pi}^{\mp}}$ Cross Sections using Initial State Radiation Events AUBERT 2006D PR D73 052003 The ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ 3( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$), 2( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$) and ${{\mathit K}^{+}}{{\mathit K}^{-}}$2( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$) Cross Sections at Center-of-Mass Energies from Production Threshold to 4.5 GeV Measured with Initial-State Radiation FRABETTI 2004 PL B578 290 On the Narrow Dip Structure at 1.9 GeV/$\mathit c{}^{2}$ in Diffractive Photoproduction ANTONELLI 1996 PL B365 427 Measurement of the Total ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ hadrons Cross Section near the ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit N}}{{\overline{\mathit N}}}$ Threshold