${\rm Y}$ photo-production on the proton at the Electron-Ion Collider

Oleksii Gryniuk, Sylvester Joosten, Zein-Eddine Meziani +1

We present a dispersive analysis with the aim to extract the ${\rm Y}$-p scattering length from $\gamma p\to {\rm Y}p$ experiments. In this framework, the imaginary part of the ${\rm Y}$-p forward scatte…