${{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
S032.18
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{166}$ ${{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}}$ ($7.55$ $\pm0.20$) $ \times 10^{-3}$ S=1.0  880
Category: Pionic modes
The following data is related to the above value:
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$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit K}^{-}}$2 ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}})$
$\Gamma_{166}/\Gamma_{83}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit a}_{{{1}}}^{+}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ total$)/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{167}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit a}_{{{1}}}^{+}}$ $\rightarrow$ ${{\mathit \rho}^{0}}{{\mathit \pi}^{+}}{\mathit S}{\mathrm -wave})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{168}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit a}_{{{1}}}^{+}}$ $\rightarrow$ ${{\mathit \rho}^{0}}{{\mathit \pi}^{+}}{\mathit D}{\mathrm -wave})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{169}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit a}_{{{1}}}^{+}}$ $\rightarrow$ ${{\mathit \sigma}}{{\mathit \pi}^{+}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{170}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}^{-}}{{\mathit \pi}^{+}}$ , ${{\mathit a}_{{{1}}}^{-}}$ $\rightarrow$ ${{\mathit \rho}^{0}}{{\mathit \pi}^{-}}{\mathit S}{\mathrm -wave})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{171}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1260)}^{-}}{{\mathit \pi}^{+}}$ , ${{\mathit a}_{{{1}}}^{-}}$ $\rightarrow$ ${{\mathit \sigma}}{{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{172}/\Gamma_{166}$
$\Gamma($ ${{\mathit \pi}{(1300)}^{+}}$ ${{\mathit \pi}^{-}}$ , ${{\mathit \pi}{(1300)}^{+}}$ $\rightarrow$ ${{\mathit \sigma}}{{\mathit \pi}^{+}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{173}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit \pi}{(1300)}^{-}}{{\mathit \pi}^{+}}$ , ${{\mathit \pi}{(1300)}^{-}}$ $\rightarrow$ ${{\mathit \sigma}}{{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{174}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1640)}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit a}_{{{1}}}^{+}}$ $\rightarrow$ ${{\mathit \rho}^{0}}{{\mathit \pi}^{+}}{\mathit D}{\mathrm -wave})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{175}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit a}_{{{1}}}{(1640)}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit a}_{{{1}}}^{+}}$ $\rightarrow$ ${{\mathit \sigma}}{{\mathit \pi}^{+}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{176}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit \pi}_{{{2}}}{(1670)}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit \pi}_{{{2}}}^{+}}$ $\rightarrow$ ${{\mathit f}_{{{2}}}{(1270)}^{0}}{{\mathit \pi}^{+}}$ , ${{\mathit f}_{{{2}}}^{0}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{177}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit \pi}_{{{2}}}{(1670)}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit \pi}_{{{2}}}^{+}}$ $\rightarrow$ ${{\mathit \sigma}}{{\mathit \pi}^{+}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{178}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \rho}^{0}}$ total$)/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{179}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \rho}^{0}}$ , parallel helicities$)/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{180}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \rho}^{0}}$ , perpendicular helicities$)/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{181}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \rho}^{0}}$ , longitudinal helicities$)/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{182}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \rho}{(770)}^{0}}$ , ${\mathit S}{\mathrm -wave})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{183}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \rho}{(770)}^{0}}$ , ${\mathit P}{\mathrm -wave})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{184}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \rho}{(770)}^{0}}$ , ${\mathit D}{\mathrm -wave})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{185}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ Resonant (${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$) ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ 3-body total$)/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{186}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit \sigma}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{187}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit \sigma}}{{\mathit \rho}{(770)}^{0}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{188}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit f}_{{{0}}}{(1370)}}{{\mathit \sigma}}$ , ${{\mathit f}_{{{0}}}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{192}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit f}_{{{0}}}{(980)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit f}_{{{0}}}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{189}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit f}_{{{2}}}{(1270)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ , ${{\mathit f}_{{{2}}}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{190}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit f}_{{{2}}}{(1270)}}$ , ${{\mathit f}_{{{2}}}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})$
$\Gamma_{191}/\Gamma_{166}$
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}})/\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}})$
$\Gamma_{166}/\Gamma_{43}$