Straightening of superconducting HERA dipoles for the any-light-particle-search experiment ALPS IIClemens Albrecht, Serena Barbanotti, Heiko Hintz, Kai Jensch, Ronald Klos, Wolfgang Maschmann, Olaf Sawlanski, Matthias Stolper and Dieter TrinesEPJ Techn Instrum, 8 1 (2021) 5DOI: https://doi.org/10.1140/epjti/s40485-020-00060-5