$\pi \to \pi \pi$ results in nuclei

P. Camerini, E. Fragiacomo, N. Grion +10

The Crystal Ball ($CB$) collaboration at $BNL$ has recently presented results regarding a study of the ${\pi }^{-}A\to {\pi }^0{\pi }^0{A}^{\prime }$ reaction on $H,D,C,Al$ and $Cu$, using a nearl…