Natural Analogue Studies in the Geological Disposal of Radioactive Wastes

Part 1 Introduction: The concept of geological disposal. What is a natural analogue? Reasoning by analogy. Perception of natural analogue studies. Previous natural analogue reviews. Scope of the book. Part 2 The Disposal Concepts: Swiss disposal concept. Swedish disposal concepts. British disposal concept. Part 3 Selecting Analogue Studies: Chemical analogues. Natural analogue environments. Part 4 Analogues of Repository Materials: Glasses. Spent fuel. Metals. Bentonite. Concretes and cements. Bitumen. Cellulose. Polymers and resins. Part 5 Radionuclide Release and Transport: Radionuclide solubility and speciation. Retardation processes. Matrix diffusion. Radiolysis. Redox fronts. Colloids. Microbiological activity. Gas generation and migration. Part 6 Applying Natural Analogue Information: Natural analogues in published performance assessments. The reality of analogue application. How natural analogues should be used in performance assessment. Non-performance assessment applications. Part 7 Status of Natural Analogue Studies: Natural analogues of repository materials. Natural analogues of radionuclide release and transport Processes. Summary. Conclusions. A Description of Natural Analogue Studies.