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Observation of backward η production |
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| Authors: | R C Chase E Coleman H W J Courant E Marquit E W Petraske H F Romer and K Ruddick |
| Institution: | School of Physics, University of Minnesota, Minneapolis, Minnesota 55455, USA |
| Abstract: | The production of η mesons has been observed at high momentum transfer in the reaction π−p → nη. The ratio between this cross-section and that for backward charge exchange yields a value for the relative couplings g2ηNN/g2πNN. |
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