Exclusive Measurements of $pd{\to }^{3}He\pi \pi$ : the $ABC$ Effect Revisited

M. Bashkanov, D. Bogoslawsky, H. Calén +40

Exclusive measurements of the reactions $pd\to$ ${}^{3}He{\pi }^{+}{\pi }^{-}$ and $pd\to$ ${}^{3}He{\pi }^0{\pi }^0$ have been carried out at $T_p=0.895$ GeV at the CELSIUS storage ring using the WASA detecto…