Comparison of experimental methods for estimating matrix diffusion coefficients for contaminant transport modeling.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of contaminant hydrology"
DOI: 10.1016/j.jconhyd.2018.01.006
Abstract: Diffusion cell and diffusion wafer experiments were conducted to compare methods for estimating effective matrix diffusion coefficients in rock core samples from Pahute Mesa at the Nevada Nuclear Security Site (NNSS). A diffusion wafer method,… read more here.
Keywords: diffusion; method; matrix diffusion; diffusion coefficients ... See more keywords
Modeling a well-characterized perfluorooctane sulfonate (PFOS) source and plume using the REMChlor-MD model to account for matrix diffusion.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of contaminant hydrology"
DOI: 10.1016/j.jconhyd.2022.103986
Abstract: Two of the most important retention processes for per- and polyfluoroalkyl substances (PFAS) in groundwater likely are sorption and matrix diffusion. The objective of this study was to model concentration and mass discharge of one… read more here.
Keywords: matrix diffusion; mass; diffusion; remchlor model ... See more keywords
Effects of Mineral Compositions on Matrix Diffusion and Sorption of 75Se(IV) in Granite.
Sign Up to like & getrecommendations! Published in 2018 at "Environmental science & technology"
DOI: 10.1021/acs.est.7b05795
Abstract: Exploring the migration behaviors of selenium in granite is critical for the safe disposal of radioactive waste. The matrix diffusion and sorption of 75Se(IV) (analogue for 79Se) in granite were systematically studied to set reliable… read more here.
Keywords: granite; diffusion; diffusion sorption; matrix diffusion ... See more keywords