Masuzaki, S., Motojima, G., Tokitani, M., Yajima, M., Dhard, C. P., Naujoks, D., et al. (2019). Directional Material Probes can add an information on the material migration studies in fusion devices. Poster presented at 7th International Workshop on Plasma Material Interaction Facilities for Fusion Research (PMIF 2019), La Jolla, CA.