Rchr
J-GLOBAL ID:200901030387734206
Update date: Sep. 10, 2024
Kunihiro Okada
オカダ クニヒロ | Kunihiro Okada
Affiliation and department:
Job title:
Professor
Research field (2):
Space and planetary science
, Semiconductors, optical and atomic physics
Research keywords (13):
resonance enhanced multiphoton ionization
, Stark velocity selector
, linear rf multipole trap
, 太陽風
, CaH+
, Precise Spectroscopy
, Hyperfine structure
, rf ion guide
, ion-molecule reaction
, イオントラップ
, sympathetic cooling
, Ca^+, H_2O
, クーロン結晶
Research theme for competitive and other funds (17):
- 2023 - 2028 A study of atomic tunneling effect in low-energy ion--polar-molecule reactions
- 2023 - 2027 Exploring microwave spectroscopy of highly charged ions
- 2020 - 2025 Experimental study of gas phase chemical reaction by advanced beam technologies
- 2018 - 2023 New development for studying cold ion chemistry in interstellar molecular coulds
- 2015 - 2019 Systematic study of cold ion-polar molecule reactions for interstellar chemistry
- 2015 - 2018 Measurements of rovibrational constants of CaH+ for studying possible time variation of electron-proton mass ratio
- 2012 - 2017 Direct mass measurements of super heavy elements using a novel low-energy RI-beam production method
- 2011 - 2015 Observation of X-ray forbidden transition from solar wind in laboratory
- 2011 - 2013 冷却イオントラップによる分子イオンの振動回転基底状態の生成と検出
- 2009 - 2012 クーロン結晶を用いた極低エネルギー極性分子-イオン衝突反応の研究
- 2007 - 2009 多重極線形イオントラップによる新しいタイプのクーロン結晶生成とその応 用
- 2005 - 2007 振動励起分子イオン生成による星間空間低エネルギーイオン分子反応の研究
- 2002 - 2005 レーザー励起Ca+とH2Oの低エネルギーイオン-分子反応と生成イオンの光解離
- 2004 - 2005 冷却多重極線形イオントラップとレーザー冷却法による星間空間イオン分子反応の研究
- 2002 - 2004 高周波イオンガイド法による高速イオンのトラップ法の開発
- 2002 - 2004 Development of rf ion guide for trapping unstable Be isotopes and their precision hyperfine structure spectroscopy
- 1999 - 2001 不安定核Beイオンの精密分光を目的とした液体He冷却線形イオントラップの開発
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Papers (136):
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Kunihiro Okada, Kazuhiro Sakimoto, Hans A. Schuessler. Rotational Cooling Effect on the Rate Constant in the CH3F + Ca+ Reaction at Low Collision Energies. The Journal of Physical Chemistry A. 2022
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Kunihiro Okada, Kazuhiro Sakimoto, Yusuke Takada, Hans A. Schuessler. A study of the translational temperature dependence of the reaction rate constant between CH3CN and Ne+ at low temperatures. The Journal of Chemical Physics. 2020. 153. 124305-1-124305-9
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N. Kimura, R. Kodama, K. Suzuki, S. Oishi, M. Wada, K. Okada, N. Ohmae, H. Katori, N. Nakamura. Direct determination of the energy of the first excited fine structure level in Ba6+. Physical Review A. 2019. 100. 5. 052508
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Jinbao Xia, Feng Zhu, Sasa Zhang, Alexandre Kolomenskii, Jian Dong, Kunihiro Okada, James Strohaber, Hans. A. Schuessler. Probing greenhouse gases in turbulent atmosphere by long-range open-path wavelength modulation spectroscopy. Optics and Lasers in Engineering. 2019. 117. 21-28
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Naoki KIMURA, Ryunosuke KODAMA, Kento SUZUKI, Shimpei OISHI, Michiharu WADA, Kunihiro OKADA, Noriaki OHMAE, Hidetoshi KATORI, Nobuyuki NAKAMURA. Direct Wavelength Measurement of the Visible M1 Transition in Ba7+ with a Novel Calibration Method. Plasma and Fusion Research. 2019. 14. 1201021-1-1201021-2
more...
MISC (23):
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Numadate N., Okada K., Nakamura N., Tanuma H. 29pCH-7 Development of a Kingdon ion trap for the purpose of laboratory observation of the X-ray forbidden transitions caused by solar wind II. Meeting abstracts of the Physical Society of Japan. 2014. 69. 1. 210-210
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Okada K., Nakazato N., Wada M., Schuessler H. A. 30aCF-8 Cryogenic linear ion trap for production and detection of rotationally cooled CaH^+. Meeting abstracts of the Physical Society of Japan. 2014. 69. 1. 218-218
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Numadate N., Okada K., Nakamura N., Tanuma H. Development of a Kingdon ion trap for the purpose of laboratory observation of the X-ray forbidden transitions caused by solar wind II. Meeting abstracts of the Physical Society of Japan. 2013. 68. 2. 165-165
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Ichikawa M., Wada M., Shuessler H.A., Okada K. Cold ion-polar molecule reactions studied with a combined Stark velocity filter-ion trap apparatus III. Meeting abstracts of the Physical Society of Japan. 2013. 68. 2. 166-166
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Sonoda T., Wada M., Iimura H., Ueno H., Tomita H., Adachi T., Takatsuka T., Wendt K., Kubo T., Wakasugi M., et al. Development of the Resonant Ionization Laser Ion Source (PALIS) at RIBF-SLOWRI and its application for nuclear laser spectroscopy. Meeting abstracts of the Physical Society of Japan. 2013. 68. 2. 58-58
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Books (4):
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低温と環境の科学事典「11-14 宇宙低温下の気相反応と分子生成」
朝倉書店 2016 ISBN:9784254161281
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量子エレクトロニクス 講義ノート
2012
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原子分子科学 講義ノート
2012
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『An isolated atomic particle at rest in free space : a tribute to Hans Dehmelt, Nobel Laureate』 「Probing structure at the femtometer scale」
Oxford : Alpha Science 2006 ISBN:9781842651612
Lectures and oral presentations (44):
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低速極性分子線とバッファーガス冷却イオンを組合わせた低温イオン-極性分子反応の研究
(日本物理学会 2022年秋季大会 2022)
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冷却多重極線形イオントラップを用いた低温イオン-極性分子反応測定装置の開発II
(日本物理学会 2022年秋季大会 2022)
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低エネルギーイオン-極性分子反応における回転温度冷却効果の観測
(原子衝突学会第47回年会 2022)
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バッファーガス冷却法による低エネルギーイオン極性分子反応の研究
(冷却分子・精密分光シンポジウム 2022)
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An experimental study of cold ion-polar molecule reactions toward the application to astrochemistry
(Pacifichem 2021 2021)
more...
Professional career (2):
- 修士(理学) (電気通信大学)
- 博士(理学) (電気通信大学)
Work history (6):
Association Membership(s) (2):
日本物理学会
, The atomic collision society of Japan
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