Backward-angle electroproduction of ${\eta }^{\prime }$ mesons off protons at $W=2.13\text{GeV}$ and $Q^2=0.46{\left(\text{GeV}/c\right)}^2$

T. Akiyama, P. Bydžovský, T. Gogami +83

The electroproduction of ${\eta }^{\prime }$ mesons from a ${}^1\mathrm{H}$ target at $W=2.13\text{GeV}$, $Q^2=0.46{\left(\text{GeV}/c\right)}^2$ and $\cos θ^{\text{CM}}_{γ^{*}η'} \approx…