Kuwahara Akira 桑原彬

Researcher Number	50732418
Other IDs	https://orcid.org/0000-0001-5694-3532
Affiliation (Current)	2024: 芝浦工業大学, 工学部, 准教授
Affiliation (based on the past Project Information) *help	2024: 芝浦工業大学, 工学部, 准教授 2019 – 2024: 名古屋大学, 工学研究科, 助教 2016 – 2018: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門原子力科学研究所バックエンド技術部, 技術・技能職 2017: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究部門原子力科学研究所バックエンド技術部, 技術・技能職
Review Section/Research Field	Principal Investigator Basic Section 31010:Nuclear engineering-related / Nuclear engineering Except Principal Investigator Nuclear engineering
Keywords	Principal Investigator 同位体分析 / レーザーアブレーション / 共鳴イオン化質量分析 / レーザー分光 / 超音速プラズマ / 同位体シフト / 質量分析 / レーザー共鳴イオン化質量分析 / 誘電体バリア放電 / 非平衡プラズマ … More / レーザー共鳴イオン化 / 二酸化ウラン / ナノ秒レーザー / プラズマ触媒 / 誘電体バリア放電プラズマ / ウラン / レーザーフィラメント / 放射性廃棄物 / プラズマ / プラズマ分光分析 / 吸収飽和 / 光共振器 / キャビティリングダウン分光 / 原子力工学 / プラズマ分光 / 同位体比分析 / ドップラー広がり / プラズマ風洞 / レーザー吸収分光 … More Except Principal Investigator 配位高分子 / MOF / 吸着材 / 分離剤 / ＭＯＦ / ストロンチウム / セシウム Less

Advancing Isotope Analysis through Laser Filamentation for Supersonic Flow ControlPrincipal Investigator
- Principal Investigator
  
  桑原彬
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 31010:Nuclear engineering-related
- Research Institution
  Shibaura Institute of Technology
非平衡プラズマと触媒による協奏的原子化プロセスと精密ウラン同位体分析の実現Principal Investigator
- Principal Investigator
  
  桑原彬
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 31010:Nuclear engineering-related
- Research Institution
  Nagoya University
Development of a game-changing isotope analysis method using absorption saturation phenomena in an optical cavityPrincipal Investigator
- Principal Investigator
  
  Kuwahara Akira
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 31010:Nuclear engineering-related
- Research Institution
  Nagoya University
  Japan Atomic Energy Agency
Development of isotope analysis method using supersonic plasma wind tunnel and spectral resolution enhancement by low-temperature plasmaPrincipal Investigator
- Principal Investigator
  
  Kuwahara Akira
- Project Period (FY)
  2016 – 2017
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Nuclear engineering
- Research Institution
  Japan Atomic Energy Agency
Removal and recovery of radioacitive cesium by rare earth oxalate metal-organic frameworks(Fostering Joint International Research)
- Principal Investigator
  
  Nankawa Takuya
- Project Period (FY)
  2016 – 2017
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research)
- Research Field
  
  Nuclear engineering
- Research Institution
  Japan Atomic Energy Agency

All 2023 2022 2021 2020 2019 2018 2017 2016

All Journal Article Presentation Patent

[Journal Article] Electrodeless hydrogen production from seawater using femtosecond laser pulses2022
- Author(s)
  Kuwahara Akira、Mizushima Yuki、Matsui Makoto、Kozuka Tomoki、Mase Nobuyuki
- Journal Title
  
  RSC Advances
  
  Volume: 12 Issue: 15 Pages: 9304-9309
- DOI
  10.1039/d2ra01337a
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21H01974, KAKENHI-PROJECT-20K14647, KAKENHI-PROJECT-23K21087
[Journal Article] A Newly Developed Method of Direct Hydrogen Production from Seawater Using Femtosecond Pulse Laser2022
- Author(s)
  Yuki Mizushima, Akira Kuwahara, Makoto Matsui, Tomoki Kozuka, Nobuyuki Mase
- Journal Title
  
  International Chemical Engineering Symposia Proceedings
  
  Volume: 2022 Issue: 0 Pages: 24-26
- DOI
  10.1252/iches.2022.007
- ISSN
  2758-3031
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K21087
[Journal Article] Lamb-Dip Laser-Induced Fluorescence Spectroscopy in a Supersonic Plasma Jet for Isotope Identification2022
- Author(s)
  Kuwahara Akira
- Journal Title
  
  ISIJ International
  
  Volume: 62 Issue: 9 Pages: 1967-1969
- DOI
  10.2355/isijinternational.ISIJINT-2022-080
- ISSN
  0915-1559, 1347-5460
- Year and Date
  2022-09-15
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K21087
[Journal Article] Translational Temperature and Column Density Measurement of Laser Ablation Plasma Generated by Nanosecond Pulsed Laser2022
- Author(s)
  桑原　彬，松井　信，水嶋　祐基
- Journal Title
  
  Applied Plasma Science
  
  Volume: 30 Issue: 2 Pages: 65-70
- DOI
  10.34377/aps.30.2_65
- ISSN
  1340-3214, 2435-1555
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K21087, KAKENHI-PROJECT-20K14647
[Journal Article] Doppler splitting and expansion dynamics of laser-produced plasma plume under a high vacuum ambience2022
- Author(s)
  Akira Kuwahara, Kenta Murakami, Hideki Tomita, Kayo Sawada, Youichi Enokida
- Journal Title
  
  Journal of Analytical Atomic Spectrometry
  
  Volume: 37 Issue: 10 Pages: 2033-2041
- DOI
  10.1039/d2ja00177b
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K21087
[Journal Article] Plasma Atomization of Strontium Chloride Powder by a Supersonic Plasma Jet and Measurement of Its Efficiency Using Diode Laser Absorption Spectroscopy2021
- Author(s)
  Kuwahara, A., Aiba, Y., and Matsui, M.
- Journal Title
  
  ACS Omega
  
  Volume: 6 Issue: 17 Pages: 11750-11755
- DOI
  10.1021/acsomega.1c01094
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H03812, KAKENHI-PROJECT-23K21087
[Journal Article] Temperature difference between gas species in absorption measurements using diode laser absorption spectroscopy and its effect on temperature reduction2021
- Author(s)
  Akira Kuwahara, Yasuaki Aiba, Takuya Nankawa, Makoto Matsui
- Journal Title
  
  Atomic Spectroscopy
  
  Volume: - Issue: 3
- DOI
  10.46770/as.2021.006
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K14162
[Journal Article] High spectral resolution of diode laser absorption spectroscopy for isotope analysis using a supersonic plasma jet2018
- Author(s)
  Akira Kuwahara, Yasuaki Aiba, Shinya Yamasaki, Takuya Nankawa, Makoto Matsui
- Journal Title
  
  Journal of Analytical Atomic Spectrometry
  
  Volume: 33 Issue: 7 Pages: 1150-1153
- DOI
  10.1039/c8ja00120k
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K14162, KAKENHI-PROJECT-15H04245
[Journal Article] Development of an isotope analysis method based on diode laser absorption spectroscopy using an arc-jet plasma wind tunnel2018
- Author(s)
  Kuwahara Akira、Aiba Yasuaki、Nankawa Takuya、Matsui Makoto
- Journal Title
  
  Journal of Analytical Atomic Spectrometry
  
  Volume: 印刷中 Issue: 5 Pages: 893-896
- DOI
  10.1039/c8ja00040a
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K14542
[Patent] 同位体分析装置及び同位体分析方法2017
- Inventor(s)
  桑原彬、南川卓也、藤平俊夫、松井信
- Industrial Property Rights Holder
  桑原彬、南川卓也、藤平俊夫、松井信
- Industrial Property Rights Type
  特許
- Industrial Property Number
  2017-064440
- Filing Date
  2017-03-29
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] UO2レーザーアブレーションにおけるウラン原子の膨張挙動とスペクトル形状2023
- Author(s)
  桑原彬
- Organizer
  日本鉄鋼協会第186回秋季講演大会
- Data Source
  KAKENHI-PROJECT-23K21087
[Presentation] Spectroscopic signatures of uranium atoms in laser ablation plasma plume under a high vacuum ambience2023
- Author(s)
  Akira Kuwahara, Kenta Murakami, Hideki Tomita, Youichi Enokida
- Organizer
  Colloquium Spectroscopicum Internationale XLIII
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K21087
[Presentation] Spectroscopic measurement of laser ablation plume under a high vacuum ambience and its application to resonance ionization mass spectrometry2022
- Author(s)
  Akira Kuwahara
- Organizer
  Workshop on laser spectroscopy/analysis of radioactive isotope and related topics
- Invited
- Data Source
  KAKENHI-PROJECT-23K21087
[Presentation] 低圧化におけるアブレーションプルーム中のAl原子のレーザー吸収分光計測2021
- Author(s)
  村上健太、桑原彬、澤田佳代、榎田洋一
- Organizer
  日本原子力学会中部支部第53回研究発表会
- Data Source
  KAKENHI-PROJECT-23K21087
[Presentation] レーザー共鳴イオン化質量分析のためのレーザーアブレーション原子化の基礎検討2021
- Author(s)
  桑原彬、村上健太、富田英生、榎田洋一
- Organizer
  日本原子力学会2021年秋の大会
- Data Source
  KAKENHI-PROJECT-23K21087
[Presentation] 同位体分析を目的とした超音速プラズマ中のストロンチウム蛍光スペクトル測定2021
- Author(s)
  桑原彬、早川禎一郎、澤田佳代、榎田洋一
- Organizer
  日本原子力学会2021年春の年会
- Data Source
  KAKENHI-PROJECT-18K14162
[Presentation] Novel isotope analysis method using a supersonic plasma jet combined with diode laser absorption spectroscopy2021
- Author(s)
  Akira Kuwahara
- Organizer
  5th Asia-Pacific Conference on Plasma Physics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K21087
[Presentation] アークジェットによる運動方向を制御したアルゴンプラズマを対象としたレーザー誘起蛍光分光システムの開発2020
- Author(s)
  早川禎一郎、桑原彬、澤田佳代、榎田洋一
- Organizer
  日本原子力学会中部支部第52回研究発表会
- Data Source
  KAKENHI-PROJECT-18K14162
[Presentation] 超音速プラズマ風洞を利用した革新的な元素・同位体分析技術2019
- Author(s)
  桑原彬
- Organizer
  未来2020
- Invited
- Data Source
  KAKENHI-PROJECT-18K14162
[Presentation] New Approach for Isotope Analysis Using Supersonic Plasma Jet Combined with Laser Absorption Spectroscopy2019
- Author(s)
  Akira Kuwahara
- Organizer
  7th Annual Conference of AnalytiX-2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K14162
[Presentation] 同位体分析のための光共振器を用いた高感度レーザー吸収分光システムの開発2018
- Author(s)
  桑原彬、南川卓也、松井信
- Organizer
  日本原子力学会2018年春の年会
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] Development of Isotope Analytical Method Based on Diode Laser Absorption Spectroscopy Using Arc-Jet Plasma Wind Tunnel2018
- Author(s)
  Akira Kuwahara, Aiba Yasuaki, Takuya Nankawa, Makoto Matsui
- Organizer
  2018 Winter Conference on Plasma Spectrochemistry
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] 塩化ストロンチウム粉末を混合したアルゴンアークジェットの発光スペクトルの相対強度測定2018
- Author(s)
  相羽祇亮、桑原彬、松井信
- Organizer
  第65回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] Atomization of Strontium Powders Using Arcjet for Isotope Detection System2018
- Author(s)
  Aiba Yasuaki, Akira Kuwahara, Makoto Matsui
- Organizer
  11st International Workshop on Hybrid Functionally Materials
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] アークジェットプラズマを用いたレーザー分光分析の特性評価2017
- Author(s)
  桑原彬、相羽祇亮、南川卓也、松井信
- Organizer
  日本原子力学会2017年秋の大会
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] 同位体分析のためのアークプラズマ風洞を用いたストロンチウム粉末試料の原子化2017
- Author(s)
  相羽祇亮、桑原彬、松井信
- Organizer
  第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] Separation and recovery of radioactive ions by metal-organic-frameworks2017
- Author(s)
  南川卓也; 山田鉄兵*; 小越友里恵; 桑原彬; Alexandros, K.; David, S.; Marco, Z.; Jansat, S.; Troy, D. M.; Matthew, J. R.
- Organizer
  2nd international Caparica Christmas Conference on Translational Chemistry
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15KK0247
[Presentation] 半導体レーザーを用いた同位体分析における圧力広がりの影響2017
- Author(s)
  桑原彬、南川卓也、相羽祇亮、松井信
- Organizer
  平成29年度北関東支部原子力学会若手研究発表会
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] Investigation of Al2O3 plasma reduction by liquid phase samples using laser absorption spectroscopy2017
- Author(s)
  Akira Kuwahara, Yasuaki Aiba and Makoto Matsui
- Organizer
  2017 International Symposium Toward the Future of Advanced Researches in Shizuoka University
- Place of Presentation
  静岡大学（静岡県静岡市）
- Year and Date
  2017-02-27
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K14542
[Presentation] 飽和吸収分光におけるスペクトル形状の評価2016
- Author(s)
  桑原彬、相羽祇亮、松井信、南川卓也
- Organizer
  平成28年度北関東支部原子力学会若手研究発表会
- Place of Presentation
  東海会館（茨城県東海村）
- Year and Date
  2016-04-15
- Data Source
  KAKENHI-PROJECT-16K14542

1. 富田英生 (20432239)

# of Collaborated Projects: 2 results

# of Collaborated Products: 3 results
2. Nankawa Takuya (30370448)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
3. Yamada Teppei (10404071)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
4. 水嶋祐基 (30844716)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 澤田佳代 (90372531)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
6. Rosseinsky Matthew J.

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 松井信

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
8. 間瀬暢之

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Kuwahara Akira 桑原 彬

Research Projects

Research Products

Co-Researchers

Advancing Isotope Analysis through Laser Filamentation for Supersonic Flow ControlPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

非平衡プラズマと触媒による協奏的原子化プロセスと精密ウラン同位体分析の実現Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of a game-changing isotope analysis method using absorption saturation phenomena in an optical cavityPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of isotope analysis method using supersonic plasma wind tunnel and spectral resolution enhancement by low-temperature plasmaPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Removal and recovery of radioacitive cesium by rare earth oxalate metal-organic frameworks(Fostering Joint International Research)

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Electrodeless hydrogen production from seawater using femtosecond laser pulses2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A Newly Developed Method of Direct Hydrogen Production from Seawater Using Femtosecond Pulse Laser2022

Author(s)

Journal Title

DOI

ISSN

Language

Data Source

[Journal Article] Lamb-Dip Laser-Induced Fluorescence Spectroscopy in a Supersonic Plasma Jet for Isotope Identification2022

Author(s)

Journal Title

DOI

ISSN

Year and Date

Language

Data Source

[Journal Article] Translational Temperature and Column Density Measurement of Laser Ablation Plasma Generated by Nanosecond Pulsed Laser2022

Author(s)

Journal Title

DOI

ISSN

Language

Data Source

[Journal Article] Doppler splitting and expansion dynamics of laser-produced plasma plume under a high vacuum ambience2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Plasma Atomization of Strontium Chloride Powder by a Supersonic Plasma Jet and Measurement of Its Efficiency Using Diode Laser Absorption Spectroscopy2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Temperature difference between gas species in absorption measurements using diode laser absorption spectroscopy and its effect on temperature reduction2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] High spectral resolution of diode laser absorption spectroscopy for isotope analysis using a supersonic plasma jet2018

Author(s)

Journal Title

DOI

Kuwahara Akira 桑原彬

[Presentation] 同位体分析のための光共振器を用いた高感度レーザー吸収分光システムの開発2018