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J-GLOBAL ID：200901066894572220 Update date: May. 31, 2024

Ashikawa Naoko

アシカワナオコ | Ashikawa Naoko

Affiliation and department：
Job title： Fusion Engineer

Research field (1)： Nuclear fusion

Research keywords (6)： Fusion Power Complex , Hysrogen Isotope , Wall Conditioning , Tritium Engineering , Nuclear Fusion , Plasma Wall Interaction

Research theme for competitive and other funds (21)：

2023 - 2024 核融合と水素エネルギー利用社会のあるべき姿
2022 - 2024 真空下での効果的なトリチウム除染
2020 - 2024 重イオン照射タングステンからの等温制御による重水素脱離効果
2020 - 2023 Plasma driven permeation for plasma facing materials and its hydrogen isotope effect
2023 - 2023 Control of wall recycling on metallic plasma facing materials in fusion reactor

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Papers (276)：

Naoko Ashikawa, Robert Lunsford, Federico Nespoli, Erik Gilson, Shinichiro Kado, Jiansheng Hu, Yaowei Yu. Coated boron layers by boronization and a real-time boron coating using impurity powder dropper in LHD. Plasma Science and Technology. 2024
Myoung-Jae Lee, Naoko Ashikawa, Young-Dae Jung. Influence of Tsallis q-entropy on occurrence scattering time in a nonextensive plasma. Physica Scripta. 2024
Y. Torikai, G. Kikuchi, A. Owada, S. Masuzaki, T. Otsuka, N. Ashikawa, M. Yajima, M. Tokitani, Y. Oya, S.E. Lee, et al. Overview of tritium retention in divertor tiles and dust particles from the JET tokamak with the ITER-like wall. Nuclear Fusion. 2023. 64. 1. 016032-016032
Yasuhisa Oya, Kyosuke Ashizawa, Fei Sun, Shiori Hirata, Naoko Ashikawa, Yoji Someya, Yuji Hatano, Robert Kolasinski, Chase N. Taylor, Masashi Shimada. Effect of He seeding on hydrogen isotope permeation in tungsten by H-D mixed plasma exposure. Fusion Engineering and Design. 2023. 194. 113722-113722
F. Nespoli, K. Tanaka, S. Masuzaki, N. Ashikawa, M. Shoji, E.P. Gilson, R. Lunsford, T. Oishi, K. Ida, M. Yoshinuma, et al. A reduced-turbulence regime in the Large Helical Device upon injection of low-Z materials powders. Nuclear Fusion. 2023. 63. 7. 076001-076001

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MISC (86)：

Kunpei Nojiri, Naoko Ashikawa, Yasuhiro Suzuki, Yaowei Yu, Zhenhua Hu, Fang Ding, Liang Wang, Lingyi Meng, Xiahua Chen, Jie Huang, et al. Spatial distributions of Balmer series emissions in divertor plasmas with tungsten targets in different magnetic configurations on the EAST superconducting tokamak. 2020
Development of Measurement Technique of Tritium Retention in Fine Particles and Its Application to Dust in JET with ITER-like Wall. 2020. 96. 1. 2-5
大塚哲平, 増崎貴, 芦川直子, 波多野雄治, 朝倉伸幸, 鈴木卓美, 鈴木達也, 磯部兼嗣, 林巧, 時谷政行, et al. JET-ITER like wallから発生したダスト粒子のトリチウム保持特性. 日本原子力学会春の年会予稿集(CD-ROM). 2018. 2018
KASAHARA Hiroshi, YOSHIMURA Yasuo, TOKITANI Masayuki, ASHIKAWA Naoko, NAGASAKI Kazunobu, UEDA Yoshio, SEKI Tetsuo, SAITO Kenji, KUMAZAWA Ryuhei, SEKI Ryosuke, et al. New Developments on High-Performance Steady-State Discharge and Plasma Wall Interaction Research Toward a Fusion Reactor. 2015. 91. 6. 402-411
Ashikawa N., Funaba H., Kasahara H., Yoshimura Y., Tokitani M., Ozaki T., Seki T., Saito K., Mutoh T., Ueda Y., et al. Dynamic Retention of Helium Long Discharges in LHD. 2014

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Lectures and oral presentations (20)：

SCENARIO OF TRITIUM DECONTAMINATION FOR PLASMA FACING AREAS IN DEMO
(IAEA Fusion Energy Conference (FEC) 2023 2023)
Scenario of tritium decontamination on plasma-facing components in Fusion DEMO
(2023)
Deuterium desorption on heavy ion irradiated tungsten using isothermal desorption method and their optimization
(2023)
Fusion power complex with electric power and hydrogen production
(2023)
Progress of wall recycling control using low Z impurity powders in LHD
(2023)

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Education (1)：

1999 - 2002 The Graduate University for Advanced Studies School of Physical Sciences Department of Fusion Science

Professional career (1)：

Ph.D (The Graduate University for Advanced Studies, SOKENDAI)

Work history (11)：

2024/04 - 現在 Shizuoka University Part-time teacher
2024 - 現在 Kyotofusioneering
2023/04 - 2023/12 SOKENDAI, The Graduate University for Advanced Studies Fusion Science Program Associate Professor
2023/04 - 2023/12 National Institute for Fusion Science Department of Research, Applied Superconductivity and Cryogenics Unit Associate Professor
2023/07 - 2023/11 Hefei Institutes of Physical Science, Chinese Academy of Sciences (HFIPS) Invited Visiting Researcher

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Committee career (32)：

2024/04 - 現在プラズマ・核融合学会専門委員会「核融合炉燃料としてのトリチウムの包括的なリテラシーの向上」主査
2023/04 - 現在 The Physical Society of Japan Editorial board mumber
2022/06 - 現在 JSPF Public relations committee
2022/01 - 現在 The Japan Society of Plasma Science and Nuclear Fusion Research (JSPF) Committee member and committee program member in Plasma and Nuclear Fusion Research
2021/04 - 現在 Atomic Energy Society of Japan, Fusion Engineering Divison Public relations committee

2020/04 - 現在 MEXT, National Institute of Acience and Technology Policy Expert Investigator

2020/04 - 現在 The Japan Society of Plasma Science anc Nuclear Fusion Research Gender Equivalent Committee member

2023/04 - 2024/03 プラズマ・核融合学会専門委員会「核融合炉燃料としてのトリチウムの包括的なリテラシーの向上」幹事

2023/04 - 2024/03 Council on Competitiveness-Nippon (COCN), "Hydrogen-Superconducting Complex" Project Member

2023/04 - 2023/12 National Institute for Fusion Science Sub-chief of Specified high-pressure gas handling in Large Helical Device Building

2022/10 - 2023/03 Council on Competitiveness-Nippon (COCN), "Carbon-Neutral Society produced by Superconducting technologies" Project Member

2021/04 - 2023/03 プラズマ・核融合学会専門委員会「核融合実現に向けたトリチウム諸課題の検討」幹事

2021/04 - 2023/03 Chief of Specified high-pressure gas handling in Large Helical Device Building

2019/04 - 2023/03 JSPS-CAS Bilateral program, Joint Research project, key person

2022/06 - 2022/11 The 31th International Toki Conference on Plasma and Fusion Research International Program Committee

2021/11 - 2022/11 The 30th International Toki Conference on Plasma and Fusion Research Committee member

2022/06 - 2022/06 IAEA Coordinated Researching Program for “the Injected Impurities Coordinated Research Project” Consultancy Committee member

2006 - 2022/06 International Tokamak Physics Activity (ITPA), SOL and Divertor Physics Committee Member

2006 - 2022/06 プラズマ物理クラスタースクレイプ・オフ層及びダイバータ物理サブクラスター国内委員

2019 - 2022 “In-vessel tritium inventory”, as a committee member for “Working Group of Tritium issues in DEMO” Sub Leader

2007/04 - 2021/03 Vice-chief of Specified high-pressure gas handling in Large Helical Device Building

2015 - 2020 IAEA Coordinated Researching Program for “Plasma-wall Interaction with Reduced-activation Steel Surfaces in Fusion Devices” Member

2019/04 - 2019/11 The 28th International Toki Conference on Plasma and Fusion Research Local Organizing committee

2019/09 - 2019/09 IAEA Coordinated Researching Program for “Hydrogen Permeation in Fusion Materials” Consultancy Committee member

2018/06 - 2019/06 4th International Workshop on Models and Data for Plasma-Material Interaction in Fusion Devices(MoD-PMI2019) Local Organizing Committee

2012 - 2018 JSPS A3 foresight Program Key parson for PWI topic (Sub key parson for category IIa)

2017/04 - 2017/12 The joint meeting of the 26th International Toki Conference and the 11th APFA conference Local Organizing committee

2012/04 - 2016/03 核融合科学研究所 ITER・BA連携部会幹事

2013 - 2014/05 21th International conference on Plasma Surface Interactions (2014) Local Organizing committee

2008/04 - 2012/03 JSPS Core University Program (Japan-China) , "Study of Plasma Confinement for advanced reactors" Member

2008 - 2012 IAEA Coordinated Researching Program for "Characterization of size, composition and origins of dust in fusion devices" Member

2006 - 2009 International Tokamak Physics Activity (ITPA) joint research, DSOL-8, "ICRF Wall conditioning" Group Leaser

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Awards (6)：

2022/09 - The Japan Society of Plasma Science and Nuclear Fusion Research (JSPF) 27th JSPF Award for Notable Contribution to Technology Development of measurement technology for tritium accumulated in dust particles and its application to dust analysis generated in JET
2022/05 - Plasma Science and Technology Plasma Science and Technology 2021 highlight papers ”Line identification of boron and nitrogen emissions in EUV and VUV wavelength ranges in the impurity powder dropping experiments of LHD and its application to spectroscopic diagnostics”
2021/03 - 日本原子力学会材料部会第3回日本原子力学会材料部会 Best Figure賞「JET-ILW ダストに対する燃焼法による残留トリチウム測定。酸化反応による錫燃焼の瞬間」
2002/06 - 第4回核融合エネルギー連合講演会若手ポスター発表優秀賞「LHDにおけるIRボロメータを用いた非対称性放射崩壊現象について」
2002/03 - 総合研究大学院大学長倉研究奨励賞

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Association Membership(s) (6)：

The Society of Instrument and Control Engineers , 日本物理学会 , 日本表面真空学会 , 電気学会 , 日本原子力学会 , プラズマ・核融合学会

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