A target has been designed to efficiently produce and release N-13 atoms under bombardment by a high intensity proton beam; the coupling of this target to an electron cyclotron resonance ion source has been performed.
Delbar, T., Galster, W., Leleux, P., Lipnik, P., Loiselet, M., & Ryckewart, G. (1994). A Target Connected To An Ecr Source for the Production of N-13 Ions. Nuclear Instruments & Methods in Physics Research. Section B: Beam Interactions with Materials and Atoms, 84(4), 512-514. https://doi.org/10.1016/0168-583X(94)95346-5 (Original work published 1994)