Description
Radionuclides that are advected along discontinuities in the host rock may diffuse into stagnant porewater in the adjacent rock matrix. This retardation process is termed matrix diffusion.
OPA Category
Category as used in the OPA assessment
OPA host rock
OPA Number
Number as used in the OPA assessment
3.04
NEA V1 IFEP Reference(s)
Related IFEPs from the NEA V1 IFEP list from 1999
3.2.07, 2.2.05