A consistent phenomenological model for natural organic matter linked migration of Tc(IV), Cm(III), Np(IV), Pu(III/IV) and Pa(V) in Boom Clay

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A consistent phenomenological model for natural organic matter linked migration of Tc(IV), Cm(III), Np(IV), Pu(III/IV) and Pa(V) in Boom Clay. / Maes, Norbert; Bruggeman, Christophe; Govaerts, Joan; Martens, Evelien; Salah, Sonia; Van Gompel, Marc.

In: Physics and Chemistry of the Earth, Vol. 36, No. 17-18, 12.2011, p. 1590-1599.

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@article{866d66ecd37742549536b7150fdf8f4a,
title = "A consistent phenomenological model for natural organic matter linked migration of Tc(IV), Cm(III), Np(IV), Pu(III/IV) and Pa(V) in Boom Clay",
abstract = "Long-term sequential migration experiments with Tc, Cm, Np, Pu and Pa through Boom Clay cores were used to interpret organic matter (OM) linked radionuclide (RN) transport. Interaction of these elements with mobile OM results in an enhanced transport, as stabilised RN-OM species. However, this interaction is known to be governed by association/dissociation kinetics. The stability of these complexes are therefore a key factor for describing the mobility of these RN-OM species. To describe the RN-OM linked transport for Safety/Performance Assessment evaluations, a consistent phenomenological model is proposed that accounts for the RN-OM transport undergoing slow dissociation and sorption of both RN-OM and RN to the solid phase.",
keywords = "colloid facilitated transport, Boom Clay, Organic matter, humic colloids, radionuclide transport, kinetics, sorption, diffusion",
author = "Norbert Maes and Christophe Bruggeman and Joan Govaerts and Evelien Martens and Sonia Salah and {Van Gompel}, Marc",
note = "Score = 10",
year = "2011",
month = "12",
doi = "10.1016/j.pce.2011.10.003",
language = "English",
volume = "36",
pages = "1590--1599",
journal = "Physics and Chemistry of the Earth",
issn = "1474-7065",
publisher = "Elsevier",
number = "17-18",

}

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TY - JOUR

T1 - A consistent phenomenological model for natural organic matter linked migration of Tc(IV), Cm(III), Np(IV), Pu(III/IV) and Pa(V) in Boom Clay

AU - Maes, Norbert

AU - Bruggeman, Christophe

AU - Govaerts, Joan

AU - Martens, Evelien

AU - Salah, Sonia

AU - Van Gompel, Marc

N1 - Score = 10

PY - 2011/12

Y1 - 2011/12

N2 - Long-term sequential migration experiments with Tc, Cm, Np, Pu and Pa through Boom Clay cores were used to interpret organic matter (OM) linked radionuclide (RN) transport. Interaction of these elements with mobile OM results in an enhanced transport, as stabilised RN-OM species. However, this interaction is known to be governed by association/dissociation kinetics. The stability of these complexes are therefore a key factor for describing the mobility of these RN-OM species. To describe the RN-OM linked transport for Safety/Performance Assessment evaluations, a consistent phenomenological model is proposed that accounts for the RN-OM transport undergoing slow dissociation and sorption of both RN-OM and RN to the solid phase.

AB - Long-term sequential migration experiments with Tc, Cm, Np, Pu and Pa through Boom Clay cores were used to interpret organic matter (OM) linked radionuclide (RN) transport. Interaction of these elements with mobile OM results in an enhanced transport, as stabilised RN-OM species. However, this interaction is known to be governed by association/dissociation kinetics. The stability of these complexes are therefore a key factor for describing the mobility of these RN-OM species. To describe the RN-OM linked transport for Safety/Performance Assessment evaluations, a consistent phenomenological model is proposed that accounts for the RN-OM transport undergoing slow dissociation and sorption of both RN-OM and RN to the solid phase.

KW - colloid facilitated transport

KW - Boom Clay

KW - Organic matter

KW - humic colloids

KW - radionuclide transport

KW - kinetics

KW - sorption

KW - diffusion

UR - http://ecm.sckcen.be/OTCS/llisapi.dll/open/ezp_117199

UR - http://knowledgecentre.sckcen.be/so2/bibref/8492

U2 - 10.1016/j.pce.2011.10.003

DO - 10.1016/j.pce.2011.10.003

M3 - Article

VL - 36

SP - 1590

EP - 1599

JO - Physics and Chemistry of the Earth

JF - Physics and Chemistry of the Earth

SN - 1474-7065

IS - 17-18

ER -

ID: 273798