{"id":19,"qualified_id":"DM19","process":"Diffusivity","process_types":[{"abbreviation":"MDF","description":"Diffusion"}],"method":"Experiment","scaled":true,"material":"Cu","alloy":"","species":{"qualified_id":"F4","text":"T","charge":0},"comment":"Scaled for T from H/D experiment with quantum effects and anharmonicity accounted for.","refs":[{"qualified_id":"B22","authors":"L. Katz, M. Guinan, R. J. Borg","title":"Diffusion of H2, D2, and T2 in Single-Crystal Ni and Cu","journal":"Physical Review B","volume":"4","page_start":"330","page_end":"341","year":1971,"doi":"10.1103/physrevb.4.330","bibcode":"1971PhRvB...4..330K","url":"https://dx.doi.org/10.1103/PhysRevB.4.330"}],"json_data":{"D0":{"value":6.12e-07,"units":"m2.s-1","unc":5.1e-08},"Ed":{"value":0.378,"units":"eV","unc":0.0061},"Trange":[723,1198]}}