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研究開発分野

最新情報　2025年12月　85件

研究開発報告書類　13件　－

  1. 軽水炉炉心損傷事故を対象とした簡易ソースターム計算手法の構築
    JAEA-Research 2025-008, 131 Pages, 2025/10
  2. 軟X線領域のXAFS測定によるホウケイ酸ガラスの構造評価,5(共同研究)
    JAEA-Research 2025-009, 122 Pages, 2025/11
  3. 広域放射線サーベイのためのリアルタイムマッピングソフトウェアの開発
    JAEA-Technology 2025-007, 26 Pages, 2025/11
  4. 高レベル放射性廃液からの発熱性核種の分離
    JAEA-Technology 2025-009, 33 Pages, 2025/11
  5. Development of JAEA sorption database (JAEA-SDB); Update of sorption/QA data in FY2024
    JAEA-Data/Code 2025-004, 48 Pages, 2025/11
  6. JAEA原災法対象施設における四足歩行ロボットの走行機能確認
    JAEA-Testing 2025-001, 56 Pages, 2025/11
  7. 四足歩行ロボット(Spot)の操作マニュアル(JAEA原子力緊急事態支援組織)
    JAEA-Testing 2025-003, 52 Pages, 2025/11
  8. 無線UWBとカメラ画像分析を組合せたリアルタイム3D位置測位・組込システムの開発・評価(委託研究); 令和5年度英知を結集した原子力科学技術・人材育成推進事業
    JAEA-Review 2025-023, 63 Pages, 2025/11
  9. 沸騰水型軽水炉炉内構造物用低炭素含有オーステナイト系ステンレス鋼の溶接熱影響部を対象とした中性子照射データの調査(受託研究)
    JAEA-Review 2025-024, 243 Pages, 2025/11
  10. 遮蔽不要な耐放射線性ダイヤモンド中性子計測システムのプロトタイプ開発(委託研究); 令和5年度英知を結集した原子力科学技術・人材育成推進事業
    JAEA-Review 2025-028, 66 Pages, 2025/11
  11. 動画像からの特徴量抽出結果に基づいた高速3次元炉内環境モデリング(委託研究); 令和5年度英知を結集した原子力科学技術・人材育成推進事業
    JAEA-Review 2025-033, 71 Pages, 2025/11
  12. 高バックグラウンド放射線環境における配管内探査技術の開発(委託研究); 令和5年度英知を結集した原子力科学技術・人材育成推進事業
    JAEA-Review 2025-036, 88 Pages, 2025/11
  13. 大規模イベント等のための核セキュリティ技術開発(共同研究)
    JAEA-Review 2025-039, 34 Pages, 2025/11

学会誌等掲載論文　72件　－

  1. Phase transition of germanene prepared by atomic segregation epitaxy at Ag(111) thin films on Ge(111)
    2D Materials (Internet), 12, (4), p.045023_1 - 045023_10, 2025/10
  2. Effects of the hydration states of water molecules on the mechanical properties of dual movable cross-linked polymeric gels
    ACS Applied Polymer Materials (Internet), 7, (12), p.7767 - 7776, 2025/06
  3. Formation of Cl-C chemical bonds by high-energy heavy ion irradiation of KCl/graphene heterostructures
    ACS Omega (Internet), 10, (21), p.21537 - 21542, 2025/06
  4. Acoustic detection of boiling states by deep convolutional neural networks; Visual explanation of identification basis
    AI Thermal Fluids (Internet), 4, p.100021_1 - 100021_12, 2025/12
  5. Accurate automatic analysis of individual uranium particles to improve the timeliness of safeguards environmental sample analysis using an LG-SIMS instrument and SEM-micromanipulation
    Analytical Methods, 17, (44), p.9017 - 9025, 2025/10
  6. Potassium abundances in extremely metal poor stars; Implications for nucleosynthesis in the final stages of massive star evolution
    Astrophysical Journal, 992, (2), p.215_1 - 215_17, 2025/10
  7. High stabilization of pentavalent uranium on magnetite nanoparticles evidenced by high-energy-resolution X-ray absorption spectroscopy
    Chemical Communications, 61, (91), p.17926 - 17929, 2025/11
  8. Unified neutron star EOSs and neutron star structures in RMF models
    Communications in Theoretical Physics, 74, (9), p.095303_1 - 095303_15, 2022/08
  9. Predicting the long-term natural decay of inflow from faults or fractures encountered during excavation of deep underground tunnels using the flow dimension
    Environmental Earth Sciences, 84, (22), p.663_1 - 663_11, 2025/11
  10. Production of $$^{64}$$Cu and $$^{67}$$Cu with accelerator neutrons by deuterons and their separation from zinc
    Frontiers in Nuclear Medicine (Internet), 5, p.1657125_1 - 1657125_11, 2025/10
  11. Residual stress relaxation of railway gradient S38C steel during fatigue crack growth by neutron imaging and diffraction
    International Journal of Fatigue, 193, p.108826_1 - 108826_14, 2025/04
  12. Casimir effect on the lattice spacetime
    International Journal of Modern Physics A, 40, (10-11), p.2543017_1 - 2543017_8, 2025/01
  13. Vibration test and fatigue test for failure probability evaluation method with integrated energy
    International Journal of Pressure Vessels and Piping, 211, p.105299_1 - 105299_5, 2024/10
  14. Development of a new THINC/WLIC method based on a separate evaluation of the geometrical fidelity and the interface sharpness
    Journal of Computational Physics, 545, p.114485_1 - 114485_32, 2026/01
  15. Phase-separation transformation behaviors in NiO bearing Na$$_{2}$$O-B$$_{2}$$O$$_{3}$$-SiO$$_{2}$$ glass and melt through high-temperature Ni K-edge XAFS and time-resolved SAXS measurements
    Journal of Non-Crystalline Solids, 634, p.122975_1 - 122975_19, 2024/06
  16. First-principles-based equilibrium Monte Carlo simulations of Cr-rich cluster stability in Fe-Cr-Al alloys; Effects of Al content and vacancies on the transition from promotion to suppression
    Journal of Nuclear Materials, 618, p.156221_1 - 156221_11, 2026/01
  17. High-pressure neutron diffraction study on $$varepsilon$$-FeOOH; The Spin-reorientation transition and hydrogen-bond symmetrization
    Journal of the American Chemical Society, 147, (5), p.4005 - 4016, 2025/02
  18. Metallization and pressure-induced superconductivity in carrier doped excitonic insulator (Ta$$_{1-x}$$Ti$$_x$$)$$_2$$NiSe$$_5$$
    Journal of the Physical Society of Japan, 94, (11), p.114703_1 - 114703_7, 2025/10
  19. Positron annihilation lifetime spectroscopy of FeCr and FeCrAl oxide dispersion strengthened (ODS) alloys
    Materials Characterization, 211, p.113813_1 - 113813_9, 2024/05
  20. Effects of antagonistic interaction between Cr and Ni on hydrogen solubility in a Fe-Cr-Ni ternary austenitic system; A First-principles calculation
    Materials Today Communications (Internet), 40, p.110059_1 - 110059_9, 2024/08
  21. Development of LASSO based optimized scheme for reconstructing radioactive source distributions using monitoring air dose rates
    Measurement, 258, (Part D), p.119444_1 - 119444_15, 2026/01
  22. Pressure-driven solid-state radical polymerization toward carbon nanothread
    Nano Letters, 25, (39), p.14467 - 14472, 2025/09
  23. Experimental study of AESOP code for aerosol removal behavior from a rising gas bubble in water pool and parametric study for application to sodium pool system
    Nuclear Engineering and Design, 446, (Part A), p.114523_1 - 114523_14, 2026/01
  24. Demonstration of the inherent safety feature of HTGRs through the loss-of-forced-cooling test in the HTTR
    Nuclear Engineering and Design, 446, p.114542_1 - 114542_14, 2026/01
  25. Small-scale experiments on melt spreading and deposition via melt-jet impingement on a dry substrate; Evaluation of empirical correlations for deposition area of continuous layered debris
    Nuclear Engineering and Design, 446, (Part B), p.114599_1 - 114599_16, 2026/01
  26. ${it In situ}$ observation of radiation-induced defects in ZrN under electron irradiation in HVEM
    Nuclear Instruments and Methods in Physics Research B, 549, p.165289_1 - 165289_8, 2024/04
  27. Analysis of strain distribution of lead-bismuth eutectic inside a stainless steel cup by wavelength-resolved neutron imaging
    Nuclear Materials and Energy (Internet), 45, p.102005_1 - 102005_7, 2025/12
  28. Effect of grain refinement on cracks occurring in SUS304L stainless steel under nuclear reactor operating conditions
    Nuclear Materials and Energy (Internet), 45, p.102009_1 - 402009_10, 2025/12
  29. Phonon spectrum in the spin-Peierls phase of CuGeO$$_{3}$$
    Physical Review B, 112, (18), p.184302_1 - 184302_18, 2025/11
  30. Neutron emission during fission and its impact on fission-fragment mass distribution studied by a Langevin model
    Physical Review C, 112, (4), p.044607_1 - 044607_9, 2025/10
  31. Measurement of the $$Omega_c^0$$ lifetime at Belle II
    Physical Review D, 107, (3), p.L031103_1 - L031103_7, 2023/02
  32. Conservative ghost fluid method with an interface cell for compressible two-phase fluid simulations
    Physics of Fluids, 37, (10), p.103359_1 - 103359_23, 2025/10
  33. Initial benchmark comparison of the open-source Cyclus and NMB fuel cycle simulators
    Progress in Nuclear Science and Technology (Internet), 8, p.11 - 16, 2025/09
  34. Impact of nuclear fuel cycle operation factor uncertainty on nuclear power plant operation
    Progress in Nuclear Science and Technology (Internet), 8, p.47 - 51, 2025/09
  35. Impact of fast reactor fuel type on backend processes in the nuclear fuel cycle
    Progress in Nuclear Science and Technology (Internet), 8, p.52 - 57, 2025/09
  36. Preparation of feedstock for uranium and plutonium mixed oxide fuels containing minor actinides by microwave heating
    Progress in Nuclear Science and Technology (Internet), 8, p.64 - 69, 2025/09
  37. Risk assessment methodology for heat transfer tube failure in a sodium-molten salt heat exchanger for sodium-cooled fast reactor coupled to molten salt thermal energy storage system
    Progress in Nuclear Science and Technology (Internet), 8, p.82 - 85, 2025/09
  38. A Simple process simulation method for radiation stability evaluation of minor actinides separation
    Progress in Nuclear Science and Technology (Internet), 8, p.286 - 290, 2025/09
  39. Sorption behavior of alpha-ray emitting nuclides on concrete in contact with radioactive contaminated water
    Progress in Nuclear Science and Technology (Internet), 8, p.324 - 328, 2025/09
  40. Development of fluorinated ligands for uranium recovery from radioactive liquid waste
    Progress in Nuclear Science and Technology (Internet), 8, p.329 - 332, 2025/09
  41. Resonance ionization spectroscopy of neodymium for determining a highly efficient two-step ionization scheme
    Spectrochimica Acta, Part B, 221, p.107036_1 - 107036_12, 2024/11
  42. 山陰地方東部,鹿野断層近傍に分布するアプライト岩脈のジルコンU-Pb年代
    地質学雑誌(インターネット), 131, (1), p.351 - 359, 2025/10
  43. 中性子と水素核の偏極技術を用いた構造解析法の開発
    電子スピンサイエンス, (45), p.103 - 106, 2025/10
  44. スピンコントラスト変調中性子小角散乱法と反射率法を用いた複合材料のナノ構造解析
    水素科学技術の将来のために, 3, (1), p.2 - 6, 2025/10
  45. 高速炉と免震システム
    原子力の新潮流, 5, (2), p.49 - 54, 2024/08
  46. その場中性子回折を用いたSUS310Sステンレス鋼の水素添加による強さ・伸び向上メカニズムの解明
    波紋, 35, (3), p.129 - 133, 2025/08
  47. 超小型AMSの実現に向けた結晶表面ストリッパー法の開発
    Isotope News, (801), p.2 - 5, 2025/10
  48. 炭酸ラジカルをプローブとした新規線量計の開発
    Isotope News, (801), p.46 - 48, 2025/10
  49. 分子固体中の回転と核スピン転換
    固体物理, 60, (7), p.341 - 356, 2025/07
  50. 放射能汚染の定量的3次元可視化に挑む統合型放射線イメージングシステムの開発
    倉田奨励金研究報告書(インターネット), 54, 3 Pages, 2025/10
  51. レーザーピーニングにより形成された残留応力分布のレーザー強度分布による制御
    SPring-8/SACLA利用研究成果集(インターネット), 13, (5), p.283 - 288, 2025/10
  52. 中空ビームパターンを用いたレーザー駆動衝撃波の制御
    SPring-8/SACLA利用研究成果集(インターネット), 13, (5), p.293 - 298, 2025/10
  53. レーザーピーニング加工試料の新たな回収手法とその残留応力測定
    SPring-8/SACLA利用研究成果集(インターネット), 13, (5), p.302 - 305, 2025/10
  54. Subcooled-boiling detection by data-driven acoustic diagnosis
    Proceedings of 12th International Conference on Multiphase flow (ICMF2025) (Internet), 2 Pages, 2025/05
  55. Investigation on daily load following operation in sodium cooled fast reactor
    Proceedings of 2025 International Congress on Advances in Nuclear Power Plants (ICAPP 2025) (Internet), 8 Pages, 2025/09
  56. Application of the GIF safety design criteria and safety design guidelines on passive reactor shutdown capability to next generation sodium-cooled fast reactor in Japan
    Proceedings of 2025 International Congress on Advances in Nuclear Power Plants (ICAPP 2025) (Internet), 12 Pages, 2025/09
  57. Evaluation of interface capturing schemes for two-phase flow in a rod bundles
    Proceedings of 2025 International Congress on Advances in Nuclear Power Plants (ICAPP 2025) (Internet), 12 Pages, 2025/09
  58. Improvement of PFM analysis code PASCAL-SP2 for evaluating the failure probability of stainless steel pipe with a stress corrosion crack in PWRs
    Proceedings of the ASME 2025 Pressure Vessels & Piping Conference (PVP2025) (Internet), 8 Pages, 2025/07
  59. Applicability of fracture evaluation method based on local approach to an irradiated low-alloy steel
    Proceedings of the ASME 2025 Pressure Vessels & Piping Conference (PVP2025) (Internet), 8 Pages, 2025/07
  60. Characteristics of fatigue crack growth rates for ferritic steels in water environment provided by the ASME Code Section XI
    Proceedings of the ASME 2025 Pressure Vessels & Piping Conference (PVP2025) (Internet), 8 Pages, 2025/07
  61. Neutron total and capture cross section measurements of $$^{nat}$$Er at ANNRI
    JAEA-Conf 2024-002, p.127 - 132, 2024/11
  62. 金属製処分容器の長期腐食寿命評価技術の技術的課題の検討
    NUMO-TR-25-03; 技術開発成果概要2024, p.46 - 51, 2025/10
  63. ガラスの長期溶解挙動評価モデルの高度化
    NUMO-TR-25-03; 技術開発成果概要2024, p.72 - 78, 2025/10
  64. セメント系材料と緩衝材との相互作用による長期変質挙動の検討
    NUMO-TR-25-03; 技術開発成果概要2024, p.79 - 82, 2025/10
  65. ベントナイトコロイド影響評価に用いるデータ取得
    NUMO-TR-25-03; 技術開発成果概要2024, p.83 - 88, 2025/10
  66. 処分場のTHMC(Thermal(熱的)-Hydraulic(水理学的)-Mechanical(力学的)-Chemical(化学的))場の変遷に関する解析評価技術の高度化
    NUMO-TR-25-03; 技術開発成果概要2024, p.89 - 93, 2025/10
  67. TRU廃棄物処分場に使用するセメント系材料の状態評価に関する検討
    NUMO-TR-25-03; 技術開発成果概要2024, p.100 - 104, 2025/10
  68. 割れ目系岩盤を対象とした物質移行モデルの妥当性確認手法
    NUMO-TR-25-03; 技術開発成果概要2024, p.105 - 111, 2025/10
  69. サイト調査を反映した核種移行パラメータ設定の方法論の検討及びデータ拡充
    NUMO-TR-25-03; 技術開発成果概要2024, p.124 - 126, 2025/10
  70. Development of the performance evaluation method for small multicopter vertical mobility in a narrow environment
    Advanced Robotics, 12 Pages, 2025/10
  71. Progress in lattice simulations for two Higgs doublet models
    Proceedings of Science (Internet), 466, p.145_1 - 145_10, 2025/00
  72. Possible transition from silandic to aluandic andosols with acidification as evidenced by detailed profile investigation of two well-preserved forest andosols in Japan
    Soil Science and Plant Nutrition, 12 Pages, 2025/03