{"id":91,"qualified_id":"DM91","process":"Diffusivity","process_types":[{"abbreviation":"MDF","description":"Diffusion"}],"method":"Experiment","scaled":false,"material":"W","alloy":"","species":{"qualified_id":"F4","text":"T","charge":0},"comment":"Tracer technique, T/H ratio 0.000005 Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.","refs":[{"qualified_id":"B69","authors":"T. Hoshihira, T. Otsuka, R. Wakabayashi, T. Tanabe","title":"Hydrogen behavior near surface regions in Mo and W studied by tritium tracer technique","journal":"Journal of Nuclear Materials","volume":"417","page_start":"559","page_end":"563","year":2011,"doi":"10.1016/j.jnucmat.2011.01.076","bibcode":"2011JNuM..417..559H","url":"https://dx.doi.org/10.1016/j.jnucmat.2011.01.076"}],"json_data":{"D0":{"value":4.3e-09,"units":"m2.s-1"},"Ed":{"value":0.39,"units":"eV"},"Trange":[273,323]}}