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${{\mathit \rho}_{{3}}{(2250)}}$ MASS

${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ or ${{\mathit K}}{{\overline{\mathit K}}}$

INSPIRE   PDGID:

M044M1

VALUE (MeV) EVTS DOCUMENT ID TECN CHG  COMMENT • • We do not use the following data for averages, fits, limits, etc. • • $2248$ $\pm17$ ${}^{+59}_{-5}$ 1.8k 1 ABLIKIM 2020 F BES3 ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \eta}}$ $\sim$$2232$ HASAN 1994 RVUE ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ $\sim$$2090$ 2 OAKDEN 1994 RVUE $0.36 - 1.55$ ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ $\sim$$2250$ 3 MARTIN 1980 B RVUE $\sim$$2300$ 3 MARTIN 1980 C RVUE $\sim$$2140$ 4 CARTER 1978 B CNTR 0 0.7$-$2.4 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}^{+}}$ $\sim$$2150$ 5 CARTER 1977 CNTR 0 0.7$-$2.4 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ 1  Seen in ${{\mathit \psi}{(2S)}}$ decay with branching ratio ${{\mathit \psi}{(2S)}}$ $\rightarrow$ ${{\mathit X}}{{\mathit \eta}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}^{-}}{{\mathit \eta}}$ = ($1.9$ $\pm0.4$ ${}^{+0.5}_{-1.3}$) $ \times 10^{-6}$. 2  See however KLOET 1996 who fit ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ only and find waves only up to $\mathit J = 3$ to be important but not significantly resonant. 3  $\mathit I(\mathit J{}^{P}) = 1(3{}^{-})$ from simultaneous analysis of ${{\mathit p}}$ ${{\overline{\mathit p}}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{+}}$ and ${{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$ . 4  $\mathit I = 0$, $1{}^{}{}^{}$. $\mathit J{}^{P} = 3{}^{-}$ from Barrelet-zero analysis. 5  $\mathit I(\mathit J{}^{P}) = 1(3{}^{-})$ from amplitude analysis.

References:

ABLIKIM 2020F PR D101 032008 Partial wave analysis of $\psi(3686)\to K^{+}K^{-}\eta$ HASAN 1994 PL B334 215 Amplitudes for ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ from 0.36 to 2.5 ${\mathrm {GeV/}}\mathit c$ OAKDEN 1994 NP A574 731 Amplitude Analysis of Data on ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ at Low Energy MARTIN 1980B NP B176 355 Structures in ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ MARTIN 1980C NP B169 216 Exploration of the ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$ Channel in the Resonance Region CARTER 1978B NP B141 467 Evidence for New Meson Resonances from the Reaction ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}^{+}}$ CARTER 1977 PL 67B 117 Evidence for Mesons with Spins 3, 4 and 5 in ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \pi}^{+}}$ in the Mass Region 2020 to 2580 ${\mathrm {MeV}}/\mathit c{}^{2}$

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