Updated on 2023/12/10

写真a

 
Kawai Taketoshi
 
Organization
Graduate School of Science Department of Physics Associate Professor
School of Science Department of Physics
Title
Associate Professor
Affiliation
Institute of Science

Position

  • Graduate School of Science Department of Physics 

    Associate Professor  2022.04 - Now

  • School of Science Department of Physics 

    Associate Professor  2022.04 - Now

Degree

  • 博士(理学) ( Others )

Research subject summary

  • 固体結晶中のエネルギー移動の研究

  • アルカリハライド結晶中の不純物中心の光学特性

Research Career

  • Optical Properties of impurity centers doped in ionic crystals

Professional Memberships

  • 応用物理学会

    1993.04 - Now

  • 日本物理学会

    1986.04 - Now

  • 日本物理学会

Job Career (off-campus)

  • Osaka Metropolitan University   Graduate School of Science Department of Physics

    2022.04 - Now

  • Osaka Prefecture University   Department of Physical Science, Graduate School of Science,

    2010.03 - 2022.03

Papers

  • Relaxation processes among adiabatic potential energy surfaces of Tl+ and Au- centers in NaCl crystals Reviewed

    Taketoshi Kawai, Akitoshi Iguchi, Kei Yuasa

    ELSEVIER・Journal of Luminescence   266 ( 2 )   120330   2024.02

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    Authorship:Lead author, Corresponding author   Publishing type:Research paper (scientific journal)   International / domestic magazine:International journal  

    DOI: https://doi.org/10.1016/j.jlumin.2023.120330

  • Optical characteristics of Tl+ centers in CsCaCl3, KCaCl3, and CsCl crystals Reviewed

    Kyoka Kubota and Taketoshi Kawai

    Journal of Physics and Chemistry of Solids, ELSEVIER   163 ( 4 )   110592   2022.04

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    Authorship:Corresponding author   Publishing type:Research paper (scientific journal)   Kind of work:Joint Work   International / domestic magazine:International journal  

    DOI: https://doi.org/10.1016/j.jpcs.2022.110592

    Repository URL: http://hdl.handle.net/10466/00017839

  • Electronic states and relaxation dynamics of Au centers in RbCl crystals Reviewed

    Shohei Yamasuso and Taketoshi Kawai

    Journal of Luminescence, Elsevier B.V.   236   118094   2021.08

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    Authorship:Last author, Corresponding author   Publishing type:Research paper (scientific journal)   Kind of work:Joint Work   International / domestic magazine:International journal  

    DOI: https://doi.org/10.1016/j.jlumin.2021.118094

    Repository URL: http://hdl.handle.net/10466/00017840

  • Formation of Cs3Cu2I5 microcrystals in CsI crystals through the aggregation of Cu+ ions Reviewed

    Takeshi Hirai, Taketoshi Kawai, Yoshiyuki Harada, and Nobuhito Ohno

    Japanese Journal of Applied Physics   60   2021.06

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    Publishing type:Research paper (scientific journal)   Kind of work:Joint Work   International / domestic magazine:International journal  

  • Formation and migration of VK centers from localized excitons in NaCl:I and NaCl:I,Tl+ crystals Reviewed

    Osamu Yagi, Taketoshi Kawai, and Kohji Mizoguchi

    Journal of Luminescence 雑誌 Elsevier B.V.   226   2020.10

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    Kind of work:Joint Work  

  • Energy relaxation from STE to In+ centers in NaI:In+ crystals Reviewed

    Syouta Watanabe, Taketoshi Kawai and Kohji MizozuchiI

    Journal of Physics: Conf. Series 雑誌   1220   2019.05

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    Kind of work:Joint Work  

  • Energy transfer processes from I- centers to In+ centers at room temperature in co-doped NaCl:I-,In+ crystals Reviewed

    Taketoshi KAWAI and Akitoshi IGUCHI

    Journal of Luminescence   207   58 - 62   2019.03

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    Publishing type:Research paper (scientific journal)   Kind of work:Joint Work   International / domestic magazine:International journal  

    DOI: https://doi.org/10.1016/j.jlumin.2018.11.008

  • Optical studies on the conversion from Ag+ to Ag- centers by the electrolytic coloration in NaCl and KCl crystals Reviewed

    Taketoshi KAWAI, Takeshi HIRAI, and Kazuki BANDO

    Optical Materials 雑誌   77   30 - 33   2018.03

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    Kind of work:Joint Work  

  • Luminescence properties of pure and Eu-doped SrI2 crystals purified by a "Liquinert" process and grown by vertical Bridgman method Reviewed

    Taketoshi Kawai, Shiro Sakuragi, Satoshi Hashimoto

    Journal of Luminescence 雑誌   176   58 - 61   2016.08

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    Kind of work:Joint Work  

  • Energy transfer between Tl+-type impurities in NaCl crystals Reviewed

    Akitoshi Iguchi, Taketoshi Kawai, Kohji Mizoguchi

    Physica Status Solidi C 雑誌 Wiley-Vch   13 ( 2-3 )   2016.02

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    Kind of work:Joint Work  

  • In-situ monitoring of ion-beam luminescence of Si-O-C(-H) ceramics under proton-beam irradiation Reviewed

    Masaki Narisawa, Masashi Koka, Akinori Takeyama, Masaki Sugimoto, Akira Idesaki, Takahiro Satoh, Hiroki Hokazono, Taketoshi Kawai and Akihiro Iwasa

    Journal of the Ceramic Society of Japan 雑誌 日本セラミックス協会   123   805 - 808   2015.09

  • Comparison of Luminescence Properties of CsI Crystals Activated with Ag-, Au-, and Tl+ Ions at Room Temperature Reviewed

    Taketoshi KAWAI, Satoru NAGATA, and Takeshi HIRAI

    Japanese Journal of Applied Physics The Japan Society of Applied Physics   52 ( 8 )   2013.08

  • Energy Transfer from CsI Host Lattice to Ag- Centers in CsI:Ag- Crystals Reviewed

    Satoru Nagata, Taketoshi Kawai, Takeshi Hirai

    Optical Materials Elsevier B.V.   35 ( 6 )   1257 - 1260   2013.04

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    Kind of work:Joint Work  

  • Optical Properties of Au- Centers in CsBr and CsI Single Crystals Reviewed

    Taketoshi Kawai

    The Journal of the Physical Society of Japan   81 ( 8 )   084702   2012.08

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    Authorship:Lead author, Last author, Corresponding author   Publishing type:Research paper (scientific journal)   Kind of work:Single Work   International / domestic magazine:International journal  

    DOI: https://doi.org/10.1143/JPSJ.81.084702

  • Photoluminescence Studies of Nitrogen-doped TiO2 Powders Prepred by Annealing with Urea Reviewed

    Taketoshi KAWAI, Yuko KINOSHITA, and Kouichi KIFUNE

    Philosophical Magazine   92 ( 33 )   4088 - 4097   2012.07

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    Kind of work:Joint Work  

  • Luminescence properties of KCl:Ag- crystals excited near the fundamental absorption edge Reviewed

    T.Kawai and T.Hirai

    Journal of Luminescence 雑誌 ELSEVIER   132 ( 2 )   2012.02

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    Kind of work:Joint Work  

  • Non-radiative transition processes between the relaxed excited states of Ag- centers doped in KI crystals Reviewed

    Taketoshi KAWAI, Keita HIRAYAMA, Hideki ICHIDA, Yasuo KANEMATSU, and Kohji MIZOGUCHI

    Journal of the Physical Society of Japan 雑誌 the Physical Society of Japan   79 ( 12 )   2010.12

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    Kind of work:Joint Work  

  • Optical Properties of Sol-Gel Processed TiO2 Thin Films up to the Vacuum Ultraviolet Energy Region Reviewed

    Reiko SATO, Taketoshi KAWAI, and Kouichi KIFUNE

    Journal of Non-Crystalline Solids 雑誌 Elsevier B.V.   356 ( 25-27 )   1300 - 1304   2010.06

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    Kind of work:Joint Work  

  • Decay Kinetics of the Luminescence of Ag- Centers Doped in Alkali Halide Crystals Reviewed

    Taketoshi KAWAI, Ichiro AKAI, Hideki ICHIDA, Yasuo KANEMATSU, Kohji MIZOGUCHI, and Tsutomu KARASAWA

    Physica Status Solidi (b) 雑誌 WILEY-VCH   246 ( 6 )   1327 - 1333   2009

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    Kind of work:Joint Work  

  • Influence of the next nearest-neighbor cations on Tl+ ions doped in ammonium chloride crystals Reviewed

    Taketoshi Kawai

    Journal of the Physical Society of Japan   77 ( 9 )   094705 - 1   2008.09

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    Authorship:Lead author, Last author, Corresponding author   Publishing type:Research paper (scientific journal)   Kind of work:Single Work   International / domestic magazine:International journal  

    DOI: https://doi.org/10.1143/JPSJ.77.094705

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MISC

  • Exciton States of Cesium Silver Iodide Crystals International journal

    S. Ibuki and T. Kawai

    50   81 - 81   2023.08( ISSN:0911-5730

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    Authorship:Last author, Corresponding author   Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution)   International / domestic magazine:Domestic journal  

Presentations

  • Ag+イオンを含む三元化合物結晶CsAg2I3の光学特性の研究 Domestic conference

    伊吹駿、河相武利

    UVSOR シンポジウム2023  2023.12  分子科学研究所・極端紫外光研究施設

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    Presentation type:Poster presentation  

    Venue:愛知県岡崎市  

  • NaCl結晶中のTl+センターとAu-センターの発光特性 Domestic conference

    河相武利

    UVSORシンポジウム2022  2022.11  UVSOR利用者懇談会 自然科学研究機構 分子科学研究所 極端紫外研究施設

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    Presentation type:Oral presentation (general)  

    Venue:岡崎市岡崎コンファレンスセンター  

  • Optical properties of Tl+ centers in ternary iodide crystals Domestic conference

    S. Ito, T. Kawai, K. Mizoguchi

    2021.12 

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    Presentation type:Poster presentation  

  • NaCl:−I,Ag+ 結晶における真空紫外光照射によるAg+ センターからAgセンターへの変換現象 Domestic conference

    河相武利

    UVSOR シンポジウム2019  2019.11  分子科学研究所・極端紫外光研究施設

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    Presentation type:Poster presentation  

    Venue:愛知県岡崎市  

Industrial Property Rights

  • アルカリハライド系シンチレータ粉末の製造方法及びシンチレータ材料の製造方法

    河相武利、国本文亨

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    property_type:Patent 

    Patent/Registration no:5603461 

Outline of collaborative research (seeds)

  • シンチレータ材料の開発

  • 紫外蛍光材料の開発

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    紫外蛍光材料の200nm~800nmにおける励起・発光スペクトルの測定が可能

Charge of on-campus class subject

  • 固体物理学B

    2022   Weekly class   Undergraduate

  • 物理学実験

    2022   Practical Training   Undergraduate

  • 光物性特論2

    2022   Weekly class   Graduate school

  • 物理科学専門実験

    2022   Practical Training   Undergraduate

  • Optical Properties of Condensed Matter II

    2021    

  • General Physics Lab

    2021   Practical Training  

  • Solid State Physics B

    2021    

  • Experimental in Physics

    2021   Practical Training  

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Charge of off-campus class subject

  • General physics

    2019.04
    -
    Now
    Institution:Konan University

  • 固体物理学B

    Institution:Osaka Prefecture University

Number of papers published by graduate students

  • 2022

    Number of undergraduate student / college student presentations:Number of graduate students presentations:1

Number of instructed thesis, researches

  • 2022

    Number of instructed the graduation thesis:Number of graduation thesis reviews:2

    [Number of instructed the Master's Program] (previous term):[Number of instructed the Master's Program] (letter term):0

    [Number of master's thesis reviews] (chief):[Number of master's thesis reviews] (vice-chief):1

    [Number of doctoral thesis reviews] (chief):[Number of doctoral thesis reviews] (vice-chief):0

Social Activities

  • 令和5年度「堺科学教育フェスタ」

    Role(s): Performer

    2023.07

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    SDGs:

    Type:Science festival

    Number of participants:814(人)

  • 令和4年度「堺科学教育フェスタ」

    Role(s): Performer

    堺市教育委員会・堺科学教育振興会  堺市教育文化センター(ソフィア・堺)  2023.01

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    Audience: Infants, Schoolchildren, Junior high school students, Parents/Guardians

    Type:Science festival

  • 演示実験開発

    Role(s): Lecturer, Consultant

    「未来の博士育成ラボラトリー」  2022.10 - 2023.02

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    SDGs:

    Type:Research consultation

    Number of participants:38(人)

  • 「音波をオシロスコープで観察しよう」

    Role(s): Lecturer

    大阪公立大学 大学院理学研究科・理学部  2022年度大阪公立大学理科セミナー  2022.08

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    SDGs:

    Type:Seminar, workshop

    Number of participants:15(人)

  • なかもず科学の泉 簡易分光器

    2019.04 - 2020.03

  • 第29回 青少年のための科学の祭典 大阪大会 2019サイエンス・フェスタ ドップラー・ミュージック

    2019.04 - 2020.03

  • リビング子ども科学大学2019 光を7色に分けてみよう

    2019.04 - 2020.03

  • 令和元年度 堺科学教育フェスタ 「波でもようを作ってみよう」

    2019.04 - 2020.03

  • なかもず科学の泉 光のふしぎ、

    2017.04 - 2018.03

  • 堺で科学・サかイエンス2018 静電気で遊ぼう

    2017.04 - 2018.03

  • 平成29年度三校合同PTAフェスタ・アフリカミュージック&子どもフェスティバル 大阪府立大学の教授によるサイエンスショー

    2017.04 - 2018.03

  • 第38回岸和田市市民健康まつり 楽しい♪科学実験・偏向板ステンドグラス

    2017.04 - 2018.03

  • 第27回 青少年のための科学の祭典 大阪大会 2017サイエンス・フェスタ うず電流コイン選別装置

    2017.04 - 2018.03

  • リビング子ども科学大学2017 光を7色に分けてみよう

    2017.04 - 2018.03

  • 平成29年度 堺科学教育フェスタ 「ゆらゆら ゆらしてみよう」

    2017.04 - 2018.03

  • 平成28年度堺科学教育フェスタ 「回ると起きるふしぎな力」

    2016.04 - 2017.03

  • 第26回 青少年のための科学の祭典 大阪大会 2016サイエンス・フェスタ 楽器の一部になってみよう/テルミン

    2016.04 - 2017.03

  • 堺で科学 サかイエンス2017 「空気のながれであやつる」

    2016.04 - 2017.03

  • リビング子ども科学大学2016 「7つの色を観察しよう!」「モーターを作ってみよう!」

    2016.04 - 2017.03

  • なかもず科学の泉2016

    2016.04 - 2017.03

  • 堺・科学教育フェスタ 「モアレしましま」「偏光板ステンドグラス」

    2015.04 - 2016.03

  • スーパーサイエンスハイスクール大阪府立泉北高等学校大学訪問研修受け入れ イオン結晶中の点欠陥の生成と吸収スペクトルの測定

    2015.04 - 2016.03

  • 第25回 青少年のための科学の祭典 大阪大会 2015サイエンス・フェスタ 光で音を運ぶ・光でんわ

    2015.04 - 2016.03

  • リビング子ども科学大学 「モーターを作ってみよう」「7つの色を観察しよう!」

    2015.04 - 2016.03

  • なかもず科学の泉2015

    2015.04 - 2016.03

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