Constraining astrophysical reaction rates: using the storage rings at FAIR/GSI Christoph Langer, Jan Glorius, Zuzana Slavkovská, Sergey Litvinov, Yuri A. Litvinov and René Reifarth EPJ Web Conf., 165 (2017) 01033 Published online: 30 December 2017 DOI: 10.1051/epjconf/201716501033