Development of a custom-made 2.8 T permanent-magnet dipole photon source for the ROCK beamline at SOLEIL oleh Pascale Brunelle, Nicolas Béchu, Valérie Briois, Fabrice Marteau, Marc Ribbens, Philippe Berteaud, Xavier Delétoille, Eric Dupuy, Christian Herbeaux, Marie Labat, Alain Lestrade, Amor Nadji, Laurent Nadolski, Mohamed Nouna, Jean-Baptiste Pruvost