Observation of a cusp-like structure in the $\gamma p\to K^{+}{\Sigma }^0$ cross section at forward angles and low momentum transfer

T. C. Jude, S. Alef, P. Bauer +39

The $\gamma p\to K^{+}{\Sigma }^0$ differential cross section at extremely forward angles was measured at the BGOOD experiment. A three-quarter drop in strength over a narrow range in ene…