First application of the phase-imaging ion-cyclotron resonance technique at TRIGA-Trap S. Chenmarev, Sz. Nagy, J. J. W. van de Laar, K. Blaum, M. Block and Ch. E. Düllmann Eur. Phys. J. A, 59 2 (2023) 29 Published online: 17 February 2023 DOI: 10.1140/epja/s10050-023-00935-7