{"id":193,"qualified_id":"DM193","process":"Diffusivity","process_types":[{"abbreviation":"MDF","description":"Diffusion"}],"method":"Experiment","scaled":false,"material":"Steel","alloy":"OPTIFER-IVb","species":{"qualified_id":"F1","text":"D","charge":0},"comment":"RAM: measurement of outgassing from cylindrical sample, giving values for diffusivity. Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.","refs":[{"qualified_id":"B86","authors":"G. Esteban, A. Perujo, K. Douglas, L. Sedano","title":"Tritium diffusive transport parameters and trapping effects in the reduced activating martensitic steel OPTIFER-IVb","journal":"Journal of Nuclear Materials","volume":"281","page_start":"34","page_end":"41","year":2000,"doi":"10.1016/s0022-3115(00)00188-4","bibcode":"2000JNuM..281...34E","url":"https://dx.doi.org/10.1016/S0022-3115(00)00188-4"}],"json_data":{"D0":{"value":4.61e-08,"units":"m2.s-1","unclo":9.7e-10,"unchi":9.8e-10},"Ed":{"value":0.12,"units":"eV","unc":0.0},"Trange":[423,892]}}