{"id":189,"qualified_id":"DM189","process":"Diffusivity","process_types":[{"abbreviation":"MDF","description":"Diffusion"}],"method":"Experiment","scaled":false,"material":"Steel","alloy":"M4Fe-10Cr","species":{"qualified_id":"F1","text":"D","charge":0},"comment":"ODS:  diffusion measurements down to 523 K. Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.","refs":[{"qualified_id":"B103","authors":"Z. Chen, X. Hu, M. Ye, B. D. Wirth","title":"Deuterium transport and retention properties of representative fusion blanket structural materials","journal":"Journal of Nuclear Materials","volume":"549","page_start":"152904","article_number":"152904","year":2021,"doi":"10.1016/j.jnucmat.2021.152904","bibcode":"2021JNuM..54952904C","url":"https://dx.doi.org/10.1016/j.jnucmat.2021.152904"}],"json_data":{"D0":{"value":4.37e-05,"units":"m2.s-1"},"Ed":{"value":0.63,"units":"eV"},"Trange":[623,873]}}