Top Page>JAEA R&D Review 2015


Published by Japan Atomic Energy Agency

Published in February 2016

ONLINE ISSN:2188-1472

PRINT ISSN:2188-1464


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  • 1 Research and Development Related to the Accident at TEPCO’s Fukushima Daiichi NPS
  1. 1 Research and Development Related to the Accident at TEPCO’s Fukushima Daiichi NPS
  2. 1-1 Changes in Ambient Dose-Equivalent Rates Dependent on Land Use
    -Evaluation of Ecological Half-Lives for Decreasing Trends of Ambient Dose-Equivalent Rates-
  3. 1-2 Predicting the Doses to Residents Exposed to Radiations from Radioactive Cesium
    -Calculation of Age-Dependent Dose Conversion Coefficients for External Exposure-
  4. 1-3 Application of Lichens for the Record of Fukushima Fallout
    -A Potential Indicator for the Estimation of Initial Fallout Amount-
  5. 1-4 Efficient In situ Pre-Concentration of Strontium from Water Samples using Ion Exchange Resin
    -Development of Low-Level Radiostrontium Analysis in a Freshwater Sample-
  6. 1-5 Investigation of the Concentrations of Radionuclides in Seabed Sediments
    -The Spatial Distribution of Radionuclides in Seabed Sediments off the Ibaraki Coast-
  7. 1-6 Prediction and Visualization of the Decontamination Effect
    -Support for Decontamination Projects in Fukushima using the Restoration Support System for the Environment, “RESET”-
  8. 1-7 Investigation of the Mechanism of Cesium Adsorption into the Soil using a Supercomputer
    -Singular Adsorption of Cesium Revealed by First Principles Calculations-
  9. 1-8 Selective Adsorption of Radioactive Cesium onto Weathered Biotite
    -Successive Adsorption Mechanism of Cesium like “Domino Toppling”-
  10. 1-9 Removal of 137Cs from Sewage Sludge Ash by Dissolving Iron Oxide
    -Success in Removing 137Cs Efficiently through Elucidation of the Chemical States of 137Cs-
  11. 1-10 Evaluation of the Integrity of a Fuel Cladding Tube after Seawater Injection
    -Investigation of the Pitting Potential-
  12. 1-11 Integrity Assessment of a Fuel Assembly
    -Mechanical Property-Evaluation of a Fuel Cladding Tube Immersed in Seawater-
  13. 1-12 Evaluation of the Mechanical Properties of the Fuel Debris
    -Relationship between Fuel Debris and the Cladding Tube Components-
  14. 1-13 How do Microscopic Particles of Debris Change in Water?
    -To Understand the Chemical Effects of Hydrogen Peroxide and Boric Acid-
  15. 1-14 Investigating the Effects of Seawater on the Cooling Performance of a Reactor Core
    -Evaluation of the Thermal-Hydraulic Behavior of Seawater using a Model Fuel Rod-
  16. 1-15 Calculation of the Melting Behavior of Fuel Rods in Severe Accidents
    -Development of a Numerical Method Based on the Particle Method-
  17. 1-16 Estimation of the Failure Time and Location of the Pressure Vessel Lower Head in Severe Accidents
    -Development of Failure Evaluation Methods for the Pressure Vessel Lower Head-
  18. 1-17 Estimation of the Failure Time and Location of the Pressure Vessel Lower Head in Severe Accidents
    -High-Temperature Creep Test and Investigation of Creep Constitutive Laws-
  19. 1-18 Prediction of the Characteristics of Radioactive Materials Released from Nuclear Fuel during Nuclear Power Plant Accidents
    -Evaluation of the Effects of Boron Released from BWR Control Rods on the Chemical Behavior of Fission Products-
  20. 1-19 Accurate Estimation of the Amount of Radioactivity in Accident Waste
    -Estimation Method for the Samples and Nuclides that are Difficult to Analyze-
  21. 1-20 Safe Storage of Spent Cs-Adsorbents after Decontamination of Radioactive Water
    -Estimation of H2-Generation in Spent Vessels from the Latest “Small-Scale Experiments”-
  • 2 Nuclear Safety Research
  • 3 Advanced Science Research
  • 4 Nuclear Science and Engineering Research
  1. 4 Nuclear Science and Engineering Research
  2. 4-1 Highly Accurate Estimation of Nuclear Reactor Parameters
    -Development of a Novel Calculation Method for Calculating Reactor Kinetics Parameters with Monte Carlo Method-
  3. 4-2 Combining Two Nondestructive Elemental Analysis
    -Development of Elemental Analysis by using an Intense Pulsed Neutron Beam-
  4. 4-3 Predicting Corrosion Behavior in Nitric Acid Solution
    -Simulation of Intergranular Corrosion of Stainless Steel using the Cellular Automata Method-
  5. 4-4 Vacancies Studied by Positron Annihilation Lifetime and Hydrogen Adsorption
    -Hydrogen Embrittlement under Elastic Stress of High-Strength Steel-
  6. 4-5 Toward the Evaluation of Minor Actinide Transmutation Fuel Behavior
    -Preparation of a High-Purity Curium Sample at the Milligram Scale-
  7. 4-6 Simple, Low-Cost, Highly Efficient Treatment Technology for Radioactive Wastewater
    -Uranium Removal from Decontamination Wastewater using an “Emulsion Flow Method”-
  8. 4-7 Rapid and Reliable Analysis of Impurities in Uranium Ore
    -Mass Spectrometric Characterization of Impurities Based on Solid Sample Introduction-
  9. 4-8 Revised Database for Spent Nuclear Fuel Reprocessing
    -Handbook on Process and Chemistry of Nuclear Fuel Reprocessing, 3rd Edition-
  10. 4-9 Improved Capability for Atmospheric Dispersion Simulation
    -Enhancement of Prediction Performance of WSPEEDI-II for Middle-Range Scale Dispersion using Krypton-85 Measurement Data-
  11. 4-10 Tracking Pollutants in the Pacific Ocean
    -Drift Simulation of Tsunami Debris due to the Great East Japan Earthquake-
  12. 4-11 Development of the Particle and Heavy Ion Transport Code System, PHITS
    -Simulating the Motion of All Radiations in One Computational Code-
  • 5 Quantum Beam Science Research
  1. 5 Quantum Beam Science Research
  2. 5-1 Instantaneous Generation and Acceleration of Fully-Stripped Fe Ions in GeV
    -Toward the Application of the Laser-Driven Heavy Ion Accelerator-
  3. 5-2 Transmission Nuclear Resonance Fluorescence Assay of a Spent Fuel Canister
    -Demonstrating Feasibility in a Realistic Scenario-
  4. 5-3 Extraction of Atomic-Level Magnetism using Synchrotron Radiation
    -Element-Specific Magnetization Measurements by Soft X-ray Magnetic Circular Dichroism-
  5. 5-4 Electron Dynamics Unveiled by Combined Use of Three Quantum Beams
    -An Inelastic Scattering Study of Spin and Charge Excitations in Superconducting Cuprates-
  6. 5-5 Elucidation of the Site-Occupancy of Hydrogen Atoms in Iron
    -In situ Neutron Diffraction under High Pressure and High Temperature-
  7. 5-6 Remarkably High Fuel Cell Performance of Graft-Type Polymer Electrolyte Membranes
    -Origin of High Proton Conductivity Revealed by Hierarchical Structure Analysis-
  8. 5-7 Observation of Residual Stresses in Structural Steel by X-ray and Neutron Diffraction
    -Contribution to the Reliability Improvement of Mechanical Components and Structures-
  9. 5-8 Understanding the Mechanism behind Gene Expression by Flexibility in DNA Structure
    -Observation of Base-Sequence-Dependent DNA Dynamics by Quasi-Elastic Neutron Scattering-
  10. 5-9 Discovery of “Aggregated DNA Lesions” by Ionizing Radiation
    -Evidence for “Clustered DNA Damage” as a Basis for Heavy Ion Beam Cancer Therapy-
  11. 5-10 Toward Reduction of Adverse Effects in Cancer Radiotherapy
    -Finding the Characteristics of the Radiation-Induced Bystander Effect-
  12. 5-11 Why Can Common Reed Grow in Salt Water?
    -Visualization of Sodium Exclusion from the Root using a Positron-Emitting Tracer Imaging System-
  13. 5-12 Two-Dimensional Neutron Measurement with High Sensitivity and High Precision
    -Development of a Novel Gas-Based Two-Dimensional Neutron Detector System-
  14. 5-13 Toward an Understanding of the Role of “Water” in the Earth’s Mantle
    -Development of a High Pressure, High Temperature Apparatus for Neutron Diffraction at J-PARC-
  15. 5-14 Neutron Diffraction Study of Phase Transformations in Steels
    -Effect of Partial Quenching on Phase Transformation in Nano-Bainite Steel-
  16. 5-15 Large-Area Uniform Ion Irradiation without Beam Scanning
    -Making the Beam Profile Uniform using Nonlinear Force-
  17. 5-16 Innovative Structural Health-Monitoring for a High Temperature Piping System
    -How to Use a Strain Gauge Processed by Femtosecond Laser Pulses-
  • 6 HTGR Hydrogen and Heat Application Research
  • 7 Research and Development of Fast Reactors
  • 8 Research and Development Related to the Backend of the Nuclear Fuel Cycle and the Reprocessing of Spent Nuclear Fuel
  1. 8 Research and Development Related to the Backend of the Nuclear Fuel Cycle and the Reprocessing of Spent Nuclear Fuel
  2. 8-1 Toward the Application of a Clearance System to the Fugen Nuclear Power Plant
    -Establishment of an Evaluation Method for Radioactive Concentration on the Contamination of a Turbine System-
  3. 8-2 Remediation of Mill Tailings Pond in a Closed Uranium Mine
    -Capping Construction using Natural Material for Long-Term Stability-
  4. 8-3 Rapid Understanding of Nuclide Composition in Radioactive Wastes
    -Development of an Analytical Method with Capillary Electrophoresis-
  5. 8-4 Development of Reasonable Confirmation Methods Concerning Radioactive Wastes
    -Study of Evaluation Methods to Determine the Radioactivity Concentrations of Radioactive Wastes Generated by Research Reactors-
  6. 8-5 Hydrochemical Disturbances in Groundwater during the Construction and Operation of the Mizunami Underground Research Laboratory
    -Variation of Groundwater Chemistry in the Last Decade-
  7. 8-6 Reduction of Groundwater Inflow in the Deep Underground
    -Countermeasures Taken during the Construction of the Mizunami Underground Research Laboratory-
  8. 8-7 Evaluation of the Mass Transport Characteristics in Rock Masses
    -Case Study Based on In situ and Laboratory Tests using Fractured Sedimentary Rock at the Horonobe URL-
  9. 8-8 Predictions of the Transmissivity of Underground Fault Zone Fractures
    -Development of a Hydrogeological Investigation Technique for Fault Zones-
  10. 8-9 Visualization at Depths between 0 and 1000 m Below Sea Level
    -Subsurface Geological Mapping of the Japanese Islands-
  11. 8-10 Performance Assessment of the Geological Disposal System in Terms of Changes in the Geological Environment
    -Radionuclide Migration Analyses Focused on the Difference between Uplift and Erosion Rates-
  12. 8-11 Mechanical Properties of Mudstone from the Wakkanai Formation
    -Strength Affected by the Degree of Saturation and Bedding Plane Orientation-
  13. 8-12 Prediction of Radionuclide Migration in a Buffer Material
    -Development of an ISD Model in Compacted Bentonites-
  14. 8-13 Determination of the Plutonium Rate Constant using a Microchannel
    -Microchip Initiates New Separation/Analytical Chemistry for Plutonium-
  • 9 Nuclear Fusion Research and Development
  1. 9 Nuclear Fusion Research and Development
  2. 9-1 Development of a Fast Power-Modulation Method in Triode Gyrotron
    -Demonstration of the ITER Electron Cyclotron Heating and Current Drive System Requirement-
  3. 9-2 Achievements toward the Manufacture of the ITER Divertor
    -Development of an ITER Full-Tungsten Full-Scale Prototype Divertor-
  4. 9-3 Cable Twist Pitch Variation in Superconductors for ITER
    -Behavior of a Superconducting Cable during Cable Insertion-
  5. 9-4 Production of a Negative Ion Beam with the Largest Current in the World
    -Achievement of a 32 A Negative Ion Beam by Improvement of the Beam’s Uniformity in the JT-60SA Negative Ion Source-
  6. 9-5 Thermal Shields for a Large Superconducting Magnet
    -Establishment of a Manufacturing Method for the Thermal Shields for On-Site Assembly-
  7. 9-6 New Method for Plasma Diagnostics to Reduce Noise Effects
    -Separation of Two Signals from a Round-Trip Laser-
  8. 9-7 Study on a LOCA in a Fusion DEMO Reactor
    -Activity Toward the Establishment of Safety Design Guidelines for Conceptual Design of a Fusion DEMO Reactor-
  9. 9-8 Toward Dynamic Control of Core Plasma
    -Simulation Study on Non-Local Response in Core Plasma-
  10. 9-9 Lithium Recovery Technology for Stably Supplying Fuel to Fusion Reactors
    -World-First Dialysis Technique for Lithium Recovery from Seawater-
  11. 9-10 Modification of Plasma-Facing Material
    -Modification of Vacuum Plasma Sprayed Tungsten Coating by Friction Stir Processing-
  12. 9-11 Corrosion Inhibition using a Small Amount of Oxygen
    -Effect of Dissolved Oxygen on the Corrosion Properties of a Blanket Structural Material-
  • 10 Computational Science and E-Systems Research
  • 11 Development of Science & Technology for Nuclear Nonproliferation

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