{"id":147,"qualified_id":"DM147","process":"Permeation","process_types":[{"abbreviation":"MPM","description":"Permeation"}],"method":"Experiment","scaled":false,"material":"Ni","alloy":"","material_composition":"99.00%","species":{"qualified_id":"F1","text":"D","charge":0},"comment":"Permeation across Ni tube. Pressure dependence checked but not reported. Mol refers to mol (H2). Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.","refs":[{"qualified_id":"B87","authors":"T. Shiraishi, M. Nishikawa, T. Fukumatsu","title":"Permeation of multi-component hydrogen isotopes through nickel","journal":"Journal of Nuclear Materials","volume":"254","page_start":"205","page_end":"214","year":1998,"doi":"10.1016/s0022-3115(97)00362-0","bibcode":"1998JNuM..254..205S","url":"https://dx.doi.org/10.1016/S0022-3115(97)00362-0"}],"json_data":{"P0":{"value":3.81e-07,"units":"mol.m-1.s-1.Pa-1/2"},"Ep":{"value":0.58,"units":"eV"},"Trange":[473,973]}}