Uranium partition coefficients (Kd) in forest surface soil reveal long equilibrium times and vary by site and soil size fraction

JJ Whicker, JE Pinder III, SA Ibrahim, JM Stone… - Health …, 2007 - journals.lww.com
… contribute to inhalation exposure in off-site populations. We measured K d for uranium in
soils from two neighboring semiarid forest sites at LANL using a US Environmental Protection …

Solid-liquid distribution coefficients (Kd-s) of geological deposits at the Chernobyl Nuclear Power Plant site with respect to Sr, Cs and Pu radionuclides: A short review

D Bugai, J Smith, MA Hoque - Chemosphere, 2020 - Elsevier
… in fine fractions. For Sr, laboratory batch tests have given … -surface geological
environment (including the “Red Forest” … ) per unit volume at chemical equilibrium (or at “quasi-equilibrium” …

Solid/liquid partition coefficients (Kd) for selected soils and sediments at Forsmark and Laxemar-Simpevarp

S Sheppard, J Long, B Sanipelli, G Sohlenius - 2009 - inis.iaea.org
soil have had very long times to come to (quasi) equilibrium. … of Kd, and as a result were
analysed for mineral particle size … First is the coefficient of determination, r2, as a fraction of the …

Speciation and mobility of uranium (VI) in humic-containing soils

P Crançon, J Van der Lee - Radiochimica Acta, 2003 - degruyter.com
… The distribution coefficient Kd of uranium on soil samples are … even at the relatively low
equilibrium pH of the soil (pH ∼ 4). This … weight organic acids in coniferous forest podzolic soils. …

[PDF][PDF] UNDERSTANDING VARIATION IN PARTITION COEFFICIENT, Kd, VALUES

K PARTITION COEFFICIENT - 2004 - 19january2021snapshot.epa.gov
… remaining in solution at equilibrium. For the reaction … of the soil volume but is the most
chemically reactive fraction, … , curium, plutonium, and uranium would migrate less than 10 …

Lability and solubility of uranium and thorium in soil

HMM Ahmed - 2014 - eprints.nottingham.ac.uk
… of ID for measuring labile soil Th without disturbance of soil-solution equilibrium. … fraction
in equilibrium with soil solution, was used to calculate the solid-solution partition coefficient in …

Soil and aquifer properties combine as predictors of groundwater uranium concentrations within the Central Valley, California

AM Lopez, A Wells, S Fendorf - Environmental Science & …, 2020 - ACS Publications
… groundwater uranium concentrations by random forest … speciation-dependent partitioning
coefficient for predicting U … By coupling statistical learning with chemical equilibria-based …

How the distribution coefficient of 238U in natural soils is affected by the method used to obtain the soil solution and its dependency on structural characteristics

PB Rodríguez, JC Lozano, FV Tomé - Chemosphere, 2020 - Elsevier
… -size fractions of soil: loamy coarse sand, loamy fine sand, and loam, all of which are obtained
from a natural soil collected in a uranium … analyzed, the uranium balance between the two …

Chemical behavior of U (VI) in the presence of soil components

M Jiménez-Reyes, M Solache-Ríos - Water, Air, & Soil Pollution, 2018 - Springer
… The time to reach the kinetic sorption equilibrium was ca. 1 … elements which show low
distribution coefficient K d values … to determine the behavior of uranium in the presence of the …

[PDF][PDF] Soil-radionuclide interactions

M Vidal, A Rigol, CJ Gil-García - Quantification of Radionuclide …, 2009 - academia.edu
… the solid-liquid distribution coefficient (Kd). This parameter may … thus no longer participating
in the soilsoil solution equilibrium. … J., Can we predict uranium bioavailability based on soil