{"id":74,"qualified_id":"DM74","process":"Permeation","process_types":[{"abbreviation":"MPM","description":"Permeation"}],"method":"Experiment","scaled":false,"material":"W","alloy":"","material_composition":"99.97%","species":{"qualified_id":"F3","text":"H","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":{"P0":{"value":9.08e-07,"units":"mol.m-1.s-1.Pa-1/2"},"Ep":{"value":1.41,"units":"eV"},"Trange":[1200,2600]}}