{"id":88,"qualified_id":"DM88","process":"Diffusivity","process_types":[{"abbreviation":"MDF","description":"Diffusion"}],"method":"Experiment","scaled":false,"material":"W","alloy":"","material_composition":"99.97%","species":{"qualified_id":"F1","text":"D","charge":0},"comment":"Gas loading of cylindrical W specimen followed by unloading at given temperature and measurement of released H/D. Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.","refs":[{"qualified_id":"B62","authors":"G. Holzner","title":"Determining fundamental transport parameters of hydrogen isotopes in tungsten","year":2020,"note":"Dissertation (Technische Universität München)","url":"https://mediatum.ub.tum.de/?id=1542224"}],"json_data":{"D0":{"value":1.5e-07,"units":"m2.s-1","unclo":5e-09,"unchi":9e-09},"Ed":{"value":0.265,"units":"eV","unclo":0.01,"unchi":0.02},"Trange":[1200,2600]}}