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${{\mathit \rho}_{{{3}}}{(1690)}}$ WIDTH

2${{\mathit \pi}}$ MODE

INSPIRE   PDGID:

M015W1

VALUE (MeV) EVTS DOCUMENT ID TECN CHG  COMMENT $\bf{ 186 \pm14}$ OUR AVERAGE  Error includes scale factor of 1.3.  See the ideogram below. $220$ $\pm29$ DENNEY 1983 LASS 10 ${{\mathit \pi}^{+}}{{\mathit N}}$ $246$ $\pm37$ EVANGELISTA 1981 OMEG - 12 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ 2 ${{\mathit \pi}}{{\mathit p}}$ $116$ $\pm30$ 476 BALTAY 1978 B HBC 0 15 ${{\mathit \pi}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit n}}$ $162$ $\pm50$ 175 1 ANTIPOV 1977 CIBS 0 25 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}$3 ${{\mathit \pi}}$ $167$ $\pm40$ 600 ENGLER 1974 DBC 0 6 ${{\mathit \pi}^{+}}$ ${{\mathit n}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit p}}$ $200$ $\pm18$ 2 GRAYER 1974 ASPK 0 17 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit n}}$ $156$ $\pm36$ MATTHEWS 1971 C DBC 0 7 ${{\mathit \pi}^{+}}{{\mathit N}}$ $171$ $\pm65$ ARMENISE 1970 DBC 0 9 ${{\mathit \pi}^{+}}{{\mathit d}}$ • • We do not use the following data for averages, fits, limits, etc. • • $322$ $\pm35$ , 3 CORDEN 1979 OMEG 12$-$15 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit n}}$2 ${{\mathit \pi}}$ $240$ $\pm30$ 2, 4 ESTABROOKS 1975 RVUE 17 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit n}}$ $180$ $\pm30$ 122 BARTSCH 1970 B HBC + 8 ${{\mathit \pi}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit N}}$2 ${{\mathit \pi}}$ $267$ ${}^{+72}_{-46}$ STUNTEBECK 1970 HDBC 0 8 ${{\mathit \pi}^{-}}{{\mathit p}}$, 5.4 ${{\mathit \pi}^{+}}{{\mathit d}}$ $188$ $\pm49$ ARMENISE 1968 DBC 0 5.1 ${{\mathit \pi}^{+}}{{\mathit d}}$ $180$ $\pm40$ GOLDBERG 1965 HBC 0 6 ${{\mathit \pi}^{+}}{{\mathit d}}$, 8 ${{\mathit \pi}^{-}}{{\mathit p}}$ 1  Width errors enlarged by us to 4${}\Gamma /\sqrt {\mathit N }$; see the note with the ${{\mathit K}^{*}{(892)}}$ mass. 2  Uses same data as HYAMS 1975 and BECKER 1979. 3  From a phase shift solution containing a ${{\mathit f}_{{{2}}}^{\,'}{(1525)}}$ width two times larger than the ${{\mathit K}}{{\overline{\mathit K}}}$ result. 4  From phase-shift analysis. Error takes account of spread of different phase-shift solutions.

${{\mathit \rho}_{{{3}}}{(1690)}}$ width, 2 ${{\mathit \pi}}$ mode (MeV)

References

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