The beam charge asymmetry helps to isolate the real part of the deeply virtual Compton scattering (DVCS) amplitude. It is discussed what information can be gained both from the real and imaginary part of the DVCS amplitude.
Cite
@article{arxiv.0905.4080,
title = {GPDs and DVCS with Positrons},
author = {Matthias Burkardt},
journal= {arXiv preprint arXiv:0905.4080},
year = {2015}
}
Comments
5 pages, 2 figures, invited talk at `Workshop on Positrons at Jefferson Lab'