Skip to main content
Go to the home page of the European Commission (opens in new window)
English en
CORDIS - EU research results
CORDIS
Content archived on 2024-04-15

IMPROVEMENT OF COLLOID SAMPLING TECHNIQUES IN GROUNDWATER AND ACTINIDES CHARACTERIZATION OF THE GROUNDWATER SYSTEMS AT GORLEBEN (D) AND EL BERROCAL (E).

Objective

THE APPARENT RADIONUCLIDE SOLUBILITIES IN GROUNDWATER MAY BE ENHANCED BY THEIR ASSOCIATION WITH COLLOIDS, SO THAT A REALISTIC MODEL FOR THE RETENTION OF ACTINIDES BY A RADIOACTIVE WASTE REPOSITORY REQUIRES THE KNOWLEDGE OF THE RADIONUCLIDE LOADING OF THE GEOCOLLOIDS AS WELL AS THE EXTENT OF THEIR TRANSPORT THROUGH THE GEOSPHERE. ULTRAFILTRATION TECHNIQUES HAVE BEEN DEVELOPED TO COLLECT GROUNDWATER SAMPLES IN THE FIELD, AND THEIR COMPONENT PHASES, PARTICULATE, COLLOID AND AQUEOUS SOLUTION PHASES. THE RESEARCH DESCRIBED HEREAFTER IS CONCERNED WITH URANIUM STUDIES OF NATURAL COLLOIDS DESIGNED TO QUANTIFY THE EFFECTS OF ACTINIDE/COLLOID ASSOCIATION ON THE PAST AND FUTURE MIGRATION OF RADIONUCLIDES AT GORLEBEN (FRG) AND EL BERROCAL (SPAIN).
THE AIMS ARE AS FOLLOWS:
- TO SAMPLE NATURAL COLLOIDS FROM SEVERAL BOREHOLES AT THE ABOVE SITES IN COLLABORATION WITH TECHNICAL UNIVERSITY, MUNICH AND ENRESA/CIEMAT STAFF.
- TO CHARACTERIZE PARTICULATE, COLLOID AND SOLUTE PHASES IN TERMS OF THEIR PHYSICAL, CHEMICAL AND ACTINIDE COMPOSITION.
- TO USE ARTIFICIAL COLLOIDS LABELLED BY ARTIFICIAL RADIONUCLIDES TO STUDY IN GREATER DETAIL THE UPTAKE CHARACTERISTICS OF THE ULTRAFILTERING SYSTEM USED.

1. SAMPLING AND CHARACTERISATION OF GORLEBEN GROUNDWATER IN TERMS OF ACTINIDE INVENTORY AND PHYSICAL, CHEMICAL CHARACTERISATION OF GEOCOLLOIDS, WITH INTERCOMPARISON EXERCISE (HARWELL/TUM)
2. STUDY OF COLLOID UPTAKE ON TANGENTIAL FLOW ULTRAFILTERS USING MODEL COLLOIDS.
3. CHARACTERISATION OF EL BERROCAL GROUNDWATER IN TERMS OF ACTINIDE INVENTORY AND PHYSICAL, CHEMICAL CHARACTERISATION OF GEOCOLLOIDS.
4. ACTIVE PARTICIPATION IN COCO CLUB BOTH IN TERMS OF DEFINING FUTURE ACTIONS AND CARRYING OUT FUTURE BENCHMARK EXERCISES.

Fields of science (EuroSciVoc)

CORDIS classifies projects with EuroSciVoc, a multilingual taxonomy of fields of science, through a semi-automatic process based on NLP techniques. See: The European Science Vocabulary.

You need to log in or register to use this function

Programme(s)

Multi-annual funding programmes that define the EU’s priorities for research and innovation.

Topic(s)

Calls for proposals are divided into topics. A topic defines a specific subject or area for which applicants can submit proposals. The description of a topic comprises its specific scope and the expected impact of the funded project.

Data not available

Call for proposal

Procedure for inviting applicants to submit project proposals, with the aim of receiving EU funding.

Data not available

Funding Scheme

Funding scheme (or “Type of Action”) inside a programme with common features. It specifies: the scope of what is funded; the reimbursement rate; specific evaluation criteria to qualify for funding; and the use of simplified forms of costs like lump sums.

CSC - Cost-sharing contracts

Coordinator

United Kingdom Atomic Energy Authority
EU contribution
No data
Address
353,Harwell
OX11 0RA Didcot - Oxfordshire
United Kingdom

See on map

Total cost

The total costs incurred by this organisation to participate in the project, including direct and indirect costs. This amount is a subset of the overall project budget.

No data

Participants (1)

My booklet 0 0