Measurement of the Cross Section for the Process $${e^{+}e^{-}}{\to}{\omega\pi}^{{0}}{\to}{\pi}^{{+}}{\pi}^{{-}}{\pi}^{{0}}{\pi}^{{0}}$$ with the SND Detector
2021
The process $$e^{+}e^{-}\to\omega\pi^{0}\to\pi^{+}\pi^{-}\pi^{0}\pi^{0}$$
was studied in the energy range between 1 and 2 GeV to the best precision in the world. The data used correspond to an integrated luminosity of $$35\text{ pb}^{-1}$$
accumulated with the SND detector at the VEPP-2000 $$e^{+}e^{-}$$
collider. The statistical accuracy of the measured cross section is 2 to 22
$$\%$$
, whereas the systematic uncertainty is 2.6 to 14
$$\%$$
. The present results agree with the results of earlier measurements but have a better precision.
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