{"id":40,"qualified_id":"DM40","process":"Diffusivity","process_types":[{"abbreviation":"MDF","description":"Diffusion"}],"method":"Experiment","scaled":true,"material":"Cu","alloy":"","species":{"qualified_id":"F4","text":"T","charge":0},"comment":"Values derived experimentally for H and scaled for T by 1/sqrt(3).","refs":[{"qualified_id":"B39","authors":"R. Anderl, D. Holland, G. Longhurst","title":"Hydrogen transport behavior of metal coatings for plasma-facing components","journal":"Journal of Nuclear Materials","volume":"176-177","page_start":"683","page_end":"689","year":1990,"doi":"10.1016/0022-3115(90)90127-9","bibcode":"1990JNuM..176..683A","url":"https://dx.doi.org/10.1016/0022-3115(90)90127-9"}],"json_data":{"D0":{"value":4.85e-06,"units":"m2.s-1"},"Ed":{"value":0.563,"units":"eV"},"Trange":[638,723]}}