Measurement of the Transverse Beam Spin Asymmetry in Elastic Electron Proton Scattering and the Inelastic Contribution to the Imaginary Part of the Two-Photon Exchange Amplitude

F. E. Maas, K. Aulenbacher, S. Baunack +26

We report on a measurement of the asymmetry in the scattering of transversely polarized electrons off unpolarized protons, A${}_{\perp }$, at two Q${}^2$ values of \qsquaredaveragedlow (G…