{"id":212,"qualified_id":"DM212","process":"Diffusivity","process_types":[{"abbreviation":"MDF","description":"Diffusion"}],"method":"Experiment","scaled":false,"material":"Ni","alloy":"","material_composition":"99.999%","species":{"qualified_id":"F3","text":"H","charge":0},"comment":"Time lag method for diffusivity, square root pressure dependence confirmed. Data provided by M. Lavrentiev (UKAEA, 2024) with permission from STEP.","refs":[{"qualified_id":"B90","authors":"Y. Ebisuzaki, W. J. Kass, M. O'Keeffe","title":"Diffusion and Solubility of Hydrogen in Single Crystals of Nickel and Nickel—Vanadium Alloy","journal":"The Journal of Chemical Physics","volume":"46","page_start":"1378","page_end":"1381","year":1967,"doi":"10.1063/1.1840860","bibcode":"1967JChPh..46.1378E","url":"https://dx.doi.org/10.1063/1.1840860"}],"json_data":{"D0":{"value":5.22e-07,"units":"m2.s-1","unc":1.8e-08},"Ed":{"value":0.41,"units":"eV","unc":0.0},"Trange":[473,693]}}