Journal Paper

• Kazuki Minowa, Sou Watanabe, Masahiko Nakase, Youko Takahatake, Yasunori Miyazaki, Yasutoshi Ban, Haruaki Matsuura. Using X-ray absorption near edge structure to evaluate adsorption properties of rare earths and nitrogen by difference of their interactions, Nuclear Instruments and Methods in Physics Research B, Vol. 556, # Article:165496, Aug. 2024.

International Conference (Not reviewed / Unknown)

• Masahiko Nakase. [Invited, International Advisory Panel] Socio-tech ecosystem & orchestration for accomplish disruptive nuclear innovation, NEA Steering Committee meeting, OCECD headquarter, Oct. 2024.
• Yuichi Sano, Sou Watanabe, Masayuki Takeuchi, Hiroki Fukumoto, Tsuyoshi Arai, Seong-Yun Kim, Masahiko Nakase, Takehiko Tsukahara. Extraction chromatography technology for MA(III) recovery from spent MOX fuel (1) Overview of the research project, GLOBAL2024, Oct. 2024.
• Yuki Konishi, Takashi Shimada, Hitomi Ishida, Keisuke Nishimura, Yasutoshi Ban, Yasuhiro Tsubata, Takumi Sato, Masahiko Nakase, Koki Hibi, Hiromichi Gima, Tomoo Yamamura. Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy(4)Cycle Concept with ACM, GLOBAL2024, Oct. 2024.
• Takashi Shimada, Tomohiro Okamura, Masahiko Nakase, Kenji Takeshita, Ryo Takahashi, Hitomi Ishida, Yuki Konishi, Keisuke Nishimura, Koki Hibi, Hiromichi Gima, Tomoo Yamamura. Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy(3)Policies of Actinides Management, GLOBAL2024, Oct. 2024.
• Tomoo Yamamura, Takashi Shimada, Tomohiro Okamura, Masahiko Nakase, Kenji Takeshita, Yuki Konishi, Keisuke Nishimura, Taisuke Tsukamoto, Hitomi Ishida, Yasutoshi Ban, Takumi Sato, Yasuhiro Tsubata. Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy(1)Challenges of LWR fuel cycle and Research Overview, GLOBAL2024, Oct. 2024.
• Anna Gubarevich, Ryotaro Kubo, Katsumi Yoshida, Shintaro Yasui, Masahiko Nakase, Kenji Takeshita, Ryouichi Masuda, Kyoichi Asano, Atsushi Chiba, Taichi Sakai. Tokyo Tech's Collaboration Research with TEPCO for Decommissioning (6) Stable Solidification Technique for ALPS Sediment Wastes, International Topical Workshop on Fukushima-Daiichi Decommissioning Research 2024 (FDR2024), Oct. 2024.
• Fauzia Hanum Ikhwan, Hiroyuki Kazama, Chikage Abe, Kenji Konashi, Masahiko Nakase, Tatsuya Suzuki. Chromatographic Separation of Actinides High Accurate Mass Spectrometric Analyses, International Topical Workshop on Fukushima-Daiichi Decommissioning Research 2024 (FDR2024), Oct. 2024.
• Tomohiro Okamura, Takahiro Nishihara, Masahiko Nakase. Tokyo Tech's Collaboration Research with TEPCO for Decommissioning (9) NEUCHAIN-F: Development of data management system for diversified 1F waste, International Topical Workshop on Fukushima-Daiichi Decommissioning Research 2024 (FDR2024), Oct. 2024.
• Masahiko Nakase, Ryosuke Maki, Satofumi Maruyama, Tomofumi Sakuragi, Shingo Tanaka, Miki Harigai, Hidekazu Asano, Toru Kobayashi, Hidetoshi Kikunaga. Tokyo Tech's Collaboration Research with TEPCO for Decommissioning (8) Development of rapid solidification technology for 1F waste using advanced sintering methods, International Topical Workshop on Fukushima-Daiichi Decommissioning Research 2024 (FDR2024), Oct. 2024.
• Fauzia Hanum Ikhwan, Masahiko Nakase, Kenji Konashi, Chikage Abe, Putra Andri Rahma, Tatsuya Suzuki. Separation Behavior of Am/Cm on DGA Resin in Hydrochloric Acid Aqueous Solution, GLOBAL2024, Oct. 2024.
• Tomohiro Okamura, Masahiko Nakase, KENJI TAKESHITA, Takashi Shimada, Hirotaka Konishi, Keisuke Nishimura, Hitomi Ishida, Tomoo Yamamura. Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy(2)Analysis of the necessity and usefulness of MA temporary storage technology for the sustainable nuclear fuel cycle, GLOBAL2024, Oct. 2024.
• KENJI TAKESHITA, Tomohiro Okamura, Masahiko Nakase, Kenji Nishihara, Takumi Abe. Impact of Metal Fuel Fast Reactor Cycle Implementation on Back-end System including Final Disposal, GLOBAL2024, Oct. 2024.
• Masahiko Nakase, Sou Watanabe, Yuichi Sano, Masayuki Takeuchi. Extraction chromatography technology for MA(III) recovery from spent MOX fuel(5)Column operation simulation, GLOBAL2024, Oct. 2024.
• Masahiko Nakase, Takahiro Nishihara, Fauzia Hanum Ikhwan, Tomohiro Okamura, Kota Matsui. Development of integrated actinide chemistry application, AACE, for acceleration of actinide chemistry experiments, 6th International Conference on Nuclear Chemistry for Sustainable Fuel Cycles (Atalante2024), Sept. 2024.
• Tomohiro Okamura, Ryo Takahashi, Takashi Shimada, Masahiko Nakase, Tomoo Yamamura, KENJI TAKESHITA. Research on Sustainable Nuclear Energy Use with Actinide Management: Scenario Study on High-Level Waste Generation with MA Separation and Intermediate Storage Technology Implementation, 6th International Conference on Nuclear Chemistry for Sustainable Fuel Cycles (Atalante2024), Sept. 2024.
• Masahiko Nakase, Tomohiro Okamura, Takahiro Nishihara. [Invited] Optimizing the Fuel Cycle and Advancing Deep Geological Repositories with Digital Twins and Innovative Technologies, Seventh International Conference on Geological Repositories (ICGR-7), May 2024.
• Tomohiro Okamura, Takahiro Nishihara, Masahiko Nakase. [keynote speech] Digital Twin Project for Innovative Nuclear Energy System-Application to Radioactive Waste Management-, Organized by OECD NEA：Working Party on Information, Data, and Knowledge Management (WP-IDKM) general meeting, Feb. 2024.

Domestic Conference (Not reviewed / Unknown)

• Saki Ozawa, Yudai Shiozawa, Yoshitaka Saijo, Tatsuya Miyajima, Daiju Matsumura, Takuya Tsuji, Masahiko Nakase, Terutaka Maehara. In situ 時間分解 Ce K 端 DXAFS 法によるガラス融液中のセリウムイオン酸化還元挙動の解明, The 65th Symposium on Glass and Photonic Materials, Nov. 2024.
• Kenji Shirasaki, Masahiko Nakase. Sr(II)溶媒抽出におけるクラウンエーテルによる競合錯形成反応の評価, The 37th Symposium on Japan Society of Ion Exchange, The 43th Symposium on Solvent Extraction of Japan Association of Solvent Extraction, Oct. 2024.
• Masahiko Nakase, Takahiro Nishihara, Tomohiro Okamura, Sou Watanabe, Yuichi Sano, Masayuki Takeuchi. ANSYS FluentおよびPythonを活用した抽出クロマトグラフィー計算における効率的パラメータ探索環境の整備, The 37th Symposium on Japan Society of Ion Exchange, The 43th Symposium on Solvent Extraction of Japan Association of Solvent Extraction, Oct. 2024.
• Masahiko Nakase, Takahiro Nishihara, Tetus Rattanasirimaneewate, Fauzia Hanum Ikhwan, Tomohiro Okamura, Kota Matsui, Alaaeldine Shaker Mohammed Saleh. 機械学習アプローチを援用したマイナーアクチノイド抽出分離システムの探索, The 37th Symposium on Japan Society of Ion Exchange, The 43th Symposium on Solvent Extraction of Japan Association of Solvent Extraction, Oct. 2024.
• Michio Yamawaki, Hiroyasu Mochizuki, Chikako Ishizuka, Masahiko Nakase, Koshi Mitachi, Yoichiro Shimazu, Yuji Arita, Tadafumi Koyama, Kenichi Fukumoto, Takuya Goto. Feasibility Study of Integral Molten Chloride Salt Fast Reactor (IV)(1) Outline of the Study, Atomic Energy Society of Japan 2024 Autumn Meeting, Proceedings of Atomic Energy Society of Japan 2024 Autumn Meeting, Sept. 2024.
• Masahiko Nakase. Feasibility Study of Integral Molten Chloride Salt Fast Reactor (IV)(4) Consideration of waste disposal methods, Atomic Energy Society of Japan 2024 Autumn Meeting, Proceedings of Atomic Energy Society of Japan 2024 Autumn Meeting, Sept. 2024.
• Taiga Suzuki, Tomohiro Okamura, Masahiko Nakase, Kenji Nishihara, Takumi Abe. Development of Detailed Japanese Models for Quantitative Evaluation in Nuclear Power Generation Scenarios, Atomic Energy Society of Japan 2024 Autumn Meeting, Proceedings of Atomic Energy Society of Japan 2024 Autumn Meeting, Sept. 2024.
• Tomoo Yamamura, Takashi Shimada, Tomohiro Okamura, Masahiko Nakase, Kenji Takeshita, Hirotaka Konishi, Keisuke Nishimura, Taisuke Tsukamoto, Hitomi Ishida, Yasutoshi Ban. Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy(1)Challenges of LWR fuel cycle and Research Overview, Atomic Energy Society of Japan 2024 Autumn Meeting, Proceedings of Atomic Energy Society of Japan 2024 Autumn Meeting, Sept. 2024.
• Tomohiro Okamura, Masahiko Nakase, Kenji Takeshita, Takashi Shimada, Hirotaka Konishi, Keisuke Nishimura, Hitomi Ishida, Tomoo Yamamura. Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy(2)Analysis of the necessity and usefulness of MA temporary storage technology for the sustainable nuclear fuel cycle, Atomic Energy Society of Japan 2024 Autumn Meeting, Proceedings of Atomic Energy Society of Japan 2024 Autumn Meeting, Sept. 2024.
• Kenji Takeshita, Tomohiro Okamura, Masahiko Nakase. Impacts of the Introduction of Metal-Fuel Fast Reactor Cycle on the Sustainable Use of Nuclear Energy, Atomic Energy Society of Japan 2024 Autumn Meeting, Proceedings of Atomic Energy Society of Japan 2024 Autumn Meeting, Sept. 2024.
• Masahiko Nakase. Current Status and Next Development of Fuel Cycle Analysis Technique for the Future Scenarios(5)Considerations for Benchmark of Future Nuclear Fuel Cycle Technologies, Atomic Energy Society of Japan 2024 Autumn Meeting, Proceedings of Atomic Energy Society of Japan 2024 Autumn Meeting, Sept. 2024.
• Kenji Shirasaki, Masahiko Nakase. Sr(II)溶媒抽出におけるクラウンエーテルとの競合する錯形成の影響, The 68th Symposium of the Radiochemistry Society of Japan (2024), Sept. 2024.
• Takuto Miyawaki, Kenji Shirasaki, Masahiko Nakase. Evaluation of extraction behavior of 228Ac by D2EHPA under pH region, 日本放射化学会第68回討論会(2024), Sept. 2024.
• Tomohiro Okamura, Takahiro Nishihara, Masahiko Nakase. インベントリを起点としたガラス固化体廃棄物含有率の最適化アプローチ, 第6回放射性廃棄物固化体討論会, Sept. 2024.
• Masahiko Nakase. [Invited] Chemical Experiments and Chemoinformatic Approach in Actinide Separation Chemistry, Institute for Materials Research, Tohoku University Oarai / Alpha Joint meeting, Sept. 2024.
• Kenji Takeshita, Katsumi Yoshida, Masahiko Nakase, Shintaro Yasui, Hanna Hubarevich. Development of solidification technology of phosphate ceramics waste forms of ALPS sediment wastes, TEPCO廃炉フロンティア技術創成協働研究拠点 令和5年度成果報告会, Mar. 2024.
• Hiroyasu Mochizuki, Masahiko Nakase. Heバブリング二相流を考慮した溶融塩高速炉負荷追従解析, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Kenji Nishihara, Kenji Takeshita, Takashi Shimada, Masahiko Nakase. 諸量評価コードの検証と妥当性確認, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Tomohiro Okamura, Takahiro Nishihara, Masahiko Nakase, Takumi Abe, Kenji Nishihara. 核燃料サイクルのデジタライゼーション NEUChain：諸量データ駆動型アプローチの可能性, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Takahiro Nishihara, Masahiko Nakase, Takashi Kajitani, Tomohiro Okamura, Fauzia Hanum Ikhwan, Chihiro Tabata, Toru Kobayashi, Kota Matsui, Hitomi Ishida, Ryo Takahashi. MA抽出のためのフッ素系スーパー溶媒の探査(8)人間介在型機械学習によるアクチノイド化学研究の加速, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Kazuki Minowa, Sou Watanabe, Masahiko Nakase, Youko Takahatake, Yasutoshi Ban, Haruaki Matsuura. Evaluation of separation performance of alkyl diamidoamine adsorbent using hard and soft X-rays, 2023 Quantum Beam Science Festa: 15th MLF Symposium, 41st PF Symposium, Mar. 2024.
• Masahiko Nakase, Fauzia Hanum Ikhwan, Tomohiro Okamura, Takahiro Nishihara, Takashi Kajitani, Chihiro Tabata, Toru Kobayashi, Kota Matsui, Ryo Takahashi, Hitomi Ishida. MA抽出のためのフッ素系スーパー溶媒の探査(6)３か年のプロジェクト統括, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Kenji Takeshita, Tomohiro Okamura, Masahiko Nakase, Kenji Nishihara, Takumi Abe. 金属燃料高速炉サイクルの諸量評価研究, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Kazuki Minowa, Sou Watanabe, Yasutoshi Ban, Youko Takahatake, Masahiko Nakase, Haruaki Matsuura. 放射光XAFSを用いたアルキルジアミドアミン吸着材の分離性能評価, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Takashi Shimada, Tomoo Yamamura, Masahiko Nakase, Yasutoshi Ban, Masanori Shikata. Introduction on the project, "Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy", 熊取研究会「アクチノイドの物性化学とその応用・原子炉照射医療用RI製造に関する専門研究会」, Mar. 2024.
• Taiga Suzuki, Tomohiro Okamura, Tomomi Furuya, Takumi Abe, Masahiko Nakase, Kenji Nishihara. Development of Detailed Japanese Models for Quantitative Evaluation in Nuclear Power Generation Scenarios, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Kazuki Minowa, Koya Yamazaki, Sou Watanabe, Masahiko Nakase, Youko Takahatake, Yasutoshi Ban, Haruaki Matsuura. Development of separation process by extraction chromatography using alkyl diamide amine and investigation on separation mechanism by soft and hard X-ray XAFS, The 15th Student Research Presentation of Atomic Energy Society of Japan Kanto-Koetsu Branch : Nuclear and Radiation Field, Mar. 2024.
• Fauzia Hanum Ikhwan, Masahiko Nakase, Tomohiro Okamura, Takahiro Nishihara, Takashi Kajitani, Chihiro Tabata, Tohru Kobayashi, Kota Matsui, Ryo Takahashi, Hitomi Ishida. Exploration of Fluorinated Super-Solvents for Minor Actinide Extraction (7) Solvent extraction behavior of Am and RE with fluorinated solvents and mixed solvents, Atomic Energy Society of Japan 2024 Spring Annual Meeting, Mar. 2024.
• Masahiko Nakase. PGM separation research in the nuclear field, Furuya Metal - Tokyo Tech - JAEA Technical Exchange Meeting, Feb. 2024.
• Masahiko Nakase. Research on the introduction of ships equipped with molten salt fast chloride reactors towards a zero-carbon society, The 9th ZC Colloquium in FY2023: Trends in Nuclear Future Scenario Studies and Development of Analysis Methods, The 2nd NMB Workshop: Nuclear Future Scenario Studies, Feb. 2024.

Other Publication

• Masahiko Nakase, Shinta Watanabe, Hidekazu Asano, Tomofumi Sakuragi, Miki Harigai, Ryo Hamada, Saori Hara, Ryosuke Maki, Hidetoshi Kikunaga, Toru Kobayashi. Challenge of novel hybrid-waste-solidification of mobile nuclei generated in Fukushima Nuclear Power Station and establishment of rational disposal concept and its safety assessment (Contract research), JAEA-Review2024-012：FY2022 Nuclear Energy Science & Technology and Human Resource Development Project, Sept. 2024.
• Masahiko Nakase, Fauzia Hanum Ikhwan, Tomoo Yamamura. Project 5-3 Synthesis of novel phthalocyanine derivatives and effect of substituent on recognition of light actinide and chemical property-4, KURNS Progress Report 2023, Vol. 2023, p. 36, Aug. 2024.
• Tomoo Yamamura, Yoshinori Haga, Minori Abe, Masahiko Nakase, Kenji Shirasaki, Shinsaku Kanbe, Naoto Ishikawa, Tatsuya Suzuki, Masanobu Nogami, Tohru Kobayashi. Project 5 Chemical and electronic properties of Actinide compounds and their applications, KURNS Progress Report 2023, Vol. 2023, p. 33, Aug. 2024.
• Masahiko Nakase, Miki Harigai, Shinta Watanabe, Takashi Kajitani, Chihiro Tabata, Toru Kobayashi, Takashi Shimada, Yasuhiro Ishida, Koichi Kakinoki. Nuclear Energy Systems Research and Development Project (Exploration of fluorine super solvent for MA extraction), 原子力システム研究開発事業（MA抽出のためのフッ素系スーパー溶媒の探査）2023年度成果報告書, Vol. 21459189, Apr. 2024.
• Tomoo Yamamura, Mari Toyama, Masahiko Nakase, Kenji Takeshita, Yasutoshi Ban, Yasuhiro Tsubata, Takehiko Sato, Atsushi Sakamoto, Masanori Shikata, Takashi Shimada, Hitomi Ishida, Ryo Takahashi, Yuichi Saito, Kazuhisa Yamashina, Yuki Fukuda, Taisuke Tsukamoto, Hironori Noguchi. Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy, MEXT Innovative Nuclear Research and Development Program (Investigation on Fuel Cycle based on Actinide Management Towards Sustainable Use of Nuclear Energy), Mar. 2024.
• Masahiko Nakase. 特集：短寿命RI利用研究シンポジウム・RI利用研究セッション2「福島復興・再生、廃炉研究への短寿命RIの利用」, 大阪大学放射線科学基盤機構機関誌「放射線科学フロンティア～孟宗竹～2023」, Vol. 2023, No. 5, p. 25, Feb. 2024.

Research Highlight

• Masahiko Nakase. Introduction of Nakase lab and research topics, Seminar at University of Sheffield. 2024-2024. Introduction of Nakase lab and research topics, Seminar at University of Sheffield.
  
• Masahiko Nakase. FY2023 Panelist at the results report session of nuclear science technology and human resource development promotion project that brings together wisdom. 2024-2024. 2024年3月8日に開催された令和5年度 英知を結集した原子力科学技術・人材育成推進事業成果報告会のパネルディスカッション【3】テーマ：性状把握と廃棄物処分「福島原子力発電所事故由来の難固定核種の新規....
  

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