Nuclear Fuel Cycle

  1. Long-Term Disposal
    1. Deep Geological Repository Concept
      1. Isolation Principles
        1. Containment
          1. Isolation
            1. Retardation
            2. Multi-Barrier System
              1. Waste Form
                1. Container
                  1. Buffer Material
                    1. Host Rock
                  2. Site Selection
                    1. Geological Criteria
                      1. Rock Type
                        1. Structural Stability
                          1. Hydrogeology
                          2. Environmental Factors
                            1. Surface Environment
                              1. Groundwater Protection
                              2. Social Factors
                                1. Public Acceptance
                                  1. Land Use
                                2. Repository Design
                                  1. Underground Layout
                                    1. Access Tunnels
                                      1. Disposal Areas
                                        1. Ventilation Systems
                                        2. Engineered Barriers
                                          1. Waste Containers
                                            1. Buffer Materials
                                              1. Backfill
                                              2. Surface Facilities
                                                1. Waste Handling
                                                  1. Support Systems
                                                2. Safety Assessment
                                                  1. Performance Assessment
                                                    1. Scenario Development
                                                      1. Modeling
                                                        1. Uncertainty Analysis
                                                        2. Monitoring Programs
                                                          1. Construction Phase
                                                            1. Operational Phase
                                                              1. Post-Closure Phase
                                                              2. Retrievability
                                                                1. Design Considerations
                                                                  1. Operational Procedures

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                                                              16. Waste Treatment and Conditioning

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                                                              18. Thorium Fuel Cycle