2021cover

 

Published by Japan Atomic Energy Agency

Published in December 2021

ONLINE ISSN:2188-1456

PRINT ISSN:2423-9992

 

All Pages PDF (40 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
    Assistance in Environmental Restoration and Decommissioning
  2. 1-1 Revealing the Characteristics of Fuel Debris
    -Formation Mechanisms of Metallic Fuel Debris Originating from Control Rods-
  3. 1-2 Development of Radiation Detector for Non-Destructive Assay of Nuclear Fuel Debris
    -γ-ray Spectrometry System Specific to High Dose-Rate Measurements Using CeBr3-
  4. 1-3 Chemical Forms of Radionuclides in Fuel Debris
    -Structure of Concrete Interaction Products and Distribution of Sr and Ba-
  5. 1-4 To Establish Safer Criticality Management of Fuel Debris
    -Optimization of the Core Configuration of the New STACY for Debris Simulation-
  6. 1-5 Methodology to Remove Cs from Soil
    -Preparation for the Treatment of Contaminated Soil-
  7. 1-6 Toward Understanding Core Melting Behavior in RPVs
    -Evaluation of RPV Failure Mechanism-
  8. 1-7 Laser Ultrasonic Approach to Detect Corrosion of Reinforced Concrete
    -Toward Nondestructive Testing Technology for Decommissioning-
  9. 1-8 Aiming to Predict PCV Corrosion
    -Development of Corrosion Database under Varying Irradiation Conditions-
  10. 1-9 Radiation Position Detection under High Dose Rate Using Optical Fibers
    -An Approach to Detect the Position of Radiation Focusing on the Wavelength Information of Light-
  11. 1-10 Impact of Large Typhoons on the Estuary Mass Flux
    -Observation of Radioactive Cesium in the Estuary in 2019-
  12. 1-11 Visualization of Radiological Map Using Machine Learning
    -Analytical Method Using Big Data of Radiation Measurements in Fukushima-
  13. 1-12 Improving the Accuracy in Estimation of Air Dose Rate Decrease
    -A New Model for Simulation of Temporal Changes Due to an Environmental Effect-
  14. 1-13 Sediment Characteristics Determine the Behavior of Cesium in Rivers
    -Adsorption/Desorption Mechanism of Radioactive Cesium onto River Sediments-
  15. 1-14 Remobilization of Radiocesium from Sediments
    -Mass Balance of Dissolved 137Cs in an Artificial Reservoir in Fukushima-
  16. 1-15 Rapid Analysis of 90Sr in Small Bone Samples
    -Applicability of Sr Resin for ICP-MS of 90Sr in Hard Tissues-
  17. 1-16 Speciation of Cs in Tree Tissues
    -Elucidation of the Mobility of Cs inside Trees Using Synchrotron Radiation-
  18. 1-17 Where Does the Radiation Determining Air Dose Rates in Forests Originate?
    -Simulations Reveal the Connection between the Movement of Radioactive Cesium and Air Dose Rate Trends-
  19. 1-18 Understanding the Cesium Adsorption Behavior in Concrete
    -Accurate Simulation of Cement Hydrate Using Machine Learning Molecular Dynamics-
  • 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
    Toward Decommissioning Nuclear Facilities and Managing Radioactive Waste
  2. 8-1 Implementation of Disposal Project of LLW Generated in Research, Medical, and Industrial Facilities
    -Preparation of “Concentration Equivalent Dose Criteria” as the Standard for the Selection of Important Nuclides-
  3. 8-2 Recovery of Nuclear Materials from Spent Extraction Solvent Using Solid Adsorbent
    -Investigation of Complex Formation Reaction of Iminodiacetic Acid Group in Solvent-
  4. 8-3 Turning Difficult-to-Treat Wastes into Stable Waste Packages
    -Investigation of Radioactive Aluminum Waste Treatment Technology Using the Bayer Process-
  5. 8-4 Safety Improvements for Plutonium-Handling Facilities
    -Development of Fireproof Sheet on Glove Box Panels-
  6. 8-5 Direct Observation of the Fracture Induced by Gallery Excavation
    -Visualization Technology Using a Resin Injection Method-
  7. 8-6 Factors Affecting Rock Desaturation in Tunnel Excavation
    -Numerical Simulation on the Effects of Dissolved Gas and Rock Permeability-
  8. 8-7 From Micro to Macro: Approaching Mountain Formation Processes Based on Age Determinations of Minerals
    -Insights to the Ou Backbone Range Obtained from Low-Temperature Thermochronology-
  9. 8-8 Reduced Geological Sample Size for Radiocarbon Dating at JAEA-AMS-TONO
    -Preparation Techniques Using One-Twentieth the Sample Size of the Conventional Method-
  10. 8-9 Safety Assessment Considering the Evolution of Topography and the Depth of the Disposal Facility
    -Development of an Analysis Tool to Evaluate the Topography and Depth of a Disposal Facility-
  11. 8-10 Electrochemical Methods to Evaluate Overpack Corrosion
    -Search for Passivation Conditions of Carbon Steel Surrounded by Buffer Material-
  • 9 Computational Science and E-Systems Research
  • 10 Development of Science & Technology for Nuclear Nonproliferation

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