DAPNIA-03-27 |
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Observation of coherent $\pi^0$ electroproduction on deuterons at large momentum transfer |
E. Tomasi-Gustafsson, L. Bimbot, S. Danagoulian, K. Gustafsson, D. Mack, H. Mrktchyan, M. P.Rekalo |
The first experimental results for coherent $\pi^0$-electroproduction on the deuteron, $e+d\rightarrow e+d +\pi^0$, at large momentum transfer, are reported. The experiment was performed at Jefferson Laboratory at an incident electron energy of 4.05 GeV. A large pion production yield has been observed in a kinematical region for 1.1$ |