${{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \eta}}$  Decay Mode Summary INSPIRE   JSON  (beta) PDGID:
S032.380
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{217}$ ${{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \eta}}$ ($2.11$ $\pm0.19$) $ \times 10^{-3}$ S=2.3  754
Category: Pionic modes
The following data is related to the above value:
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$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \eta}})/[\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \pi}^{+}})$+ $\Gamma({{\mathit D}^{0}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}})\rbrack{}$
$\Gamma_{217}/(\Gamma_{43}$+ $\Gamma_{300}$)
$\Gamma({{\mathit D}^{0}}$ $\rightarrow$ 2 ${{\mathit \eta}})/\Gamma_{\text{total}}$
$\Gamma_{217}/\Gamma$