Published by Japan Atomic Energy Agency

Published in January 2023

ONLINE ISSN:2188-1456

PRINT ISSN:2423-9992


All Pages PDF (45.0 MB)PDFアイコン

  • 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 Degradation of Fuel Debris Under the Effect of Ionizing Radiation
    -Formation of Solid Solution Improves Stability to Oxidative Degradation-
  3. 1-2 Criticality Evaluation of Fuel Debris with Unclear Material Composition
    -Development of a New Subcritical Depletion Code for Monitoring Noble Gases-
  4. 1-3 Clarifying the Failure Mechanism of the Lower Part of the RPV
    -Melting Test Assuming a Eutectic Reaction in the Complex Structure of a BWR-
  5. 1-4 How to Effectively Remove Iodate from Solutions?
    -Coprecipitation of Iodate with Barite (BaSO4) Was Evaluated at a Molecular Level-
  6. 1-5 Characterization of Radioactive Waste for Safe Storage
    -Effect on the Chemical Composition of Carbonate Slurry-
  7. 1-6 Realization of γ-Ray Nuclide Analysis Under Severe Radiation Fields
    -Development of a γ-Ray Spectrometry System Specific to High Dose Rates for Simple Nondestructive Assays-
  8. 1-7 In-situ Monitoring System for Radioactive Aerosols
    -Real-Time Monitoring of Alpha Aerosols to Improve Worker Safety-
  9. 1-8 Simultaneous Measurement of the Energy Spectra of Alpha, Beta, and Gamma Rays
    -Development of a Portable Continuous Air-Monitoring System for Detecting Alpha/Beta/Gamma Radioactive Material-
  10. 1-9 Novel Single-End Readout-Type Optical Fiber Radiation Sensor
    -Highly Sensitive Position Detection by Photon Wavelength Analysis Using a New Spectroscopy System-
  11. 1-10 Visualization of Radioactive Contamination at the Decommissioning Site on a Three-Dimensional Map
    -Understanding Invisible Radioactive Contamination in a Virtual Space and Reducing Worker Exposure-
  12. 1-11 Impact of Extreme Typhoons on Radiocesium Discharge
    -Comparison of Effects of Two Typhoons-Etau in 2015 and Hagibis in 2019-
  13. 1-12 Approaching the Secrets of Long-Term Cesium Retention in Lichen
    -Computational Chemistry Solves the Energetics of Complexation of Metabolites with Cesium-
  14. 1-13 Rapid Analysis for Long Half-Life 99Tc
    -ICP-MS Analysis with Solid-Phase Extraction and Gas-Phase Reaction-
  15. 1-14 Selective Detection of Trace Sr Isotopes Using Lasers
    -Simplified Pretreatment of Samples Containing Isobars and Stable Isotopes-
  16. 1-15 Toward Confident Hot-Spot Visualization Using an Unmanned Helicopter
    -Improvement of Detection Accuracy by Selecting Data on the Flight Conditions-
  17. 1-16 Research on the Decreasing Trend of Atmospheric Radiocesium Concentration After the Accident
    -Assessing the Decrease Rate Based on Governmental Monitoring Results-
  18. 1-17 Why Does the Air Dose Rate in Urban Areas Decline Quickly?
    -Reduction Effect Revealed by the Behavior of Radioactive Cesium-
  • 2 Research on Nuclear Safety and Emergency Preparedness
  • 3 Advanced Scientific Research
  • 4 Nuclear Science and Engineering Research
  • 5 Neutron and Synchrotron Radiation Research
  • 6 HTGR Hydrogen and Heat Application Research
  • 7 Research and Development of Fast Reactors
  • 8 Research and Development on Fuel Reprocessing, Decommissioning, and Radioactive Waste Management
  1. 8 Research and Development on Fuel Reprocessing, Decommissioning, and Radioactive Waste Management
  2. 8-1 Toward the Design of the Disposal Facilities Considering the Environmental Standards
    -Change in Uranium Concentration in Groundwater Depending on the Facility Layout and Structure-
  3. 8-2 Establishment of a Treatment Method for Nuclear Fuel Material for Safe Storage
    -Stabilization Treatment of Nuclear Fuel Material Containing Organic Compounds-
  4. 8-3 Toward Stabilization of Hazardous and Radio-Active Wastes
    -Characterization of Lead Stabilized with Alkali-Activated Material-
  5. 8-4 Coating Removal Technique for Painted Steel Surface
    -Performance Evaluation of Laser Cleaning-
  6. 8-5 Decommissioning of a Facility with a History of Contamination Caused by a Fire Disaster in a Controlled Area
    -Collective Dismantling of the Uranium Enrichment Laboratory Using a Large Isolation Tent-
  7. 8-6 Dismantling a Tank Containing Liquid with α Nuclides
    -Exposure Reduction Measures and Acquisition of Work Data for Future-
  8. 8-7 New Method to Observe Fault Displacement Using a Conventional Device
    -Significant Progress Toward Greatly Enhanced Underground Utilization-
  9. 8-8 Prediction of the Low-Permeability Domain in Soft Rock
    -Estimation of the Effective Hydraulic Conductivity by Hydromechanical Simulation-
  10. 8-9 Discriminating Tephra with Similar Chemical Compositions
    -Development of a Method for the in Situ Chemical Composition Analysis of Volcanic Glasses-
  11. 8-10 Prediction of Radionuclide Migration by a Thermodynamic Sorption Model
    -Assessing the Impact of the Transition of Repository Condition on Radionuclide Migration-
  12. 8-11 Migration Behavior of Carbon-14 in Buffer Material
    -Diffusion Experiments of Carboxylic Acid and Alcohol in Compacted Bentonite-
  • 9 Computational Science and E-Systems Research
  • 10 Development of Science & Technology for Nuclear Nonproliferation

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