OKA Ryohei

写真a

Affiliation Department

Department of Life Science and Applied Chemistry
Department of Life Science and Applied Chemistry
Center for Innovative Young Researchers

Title

Assistant Professor

External Link

Degree

  • 博士(工学) ( 2021.03   鳥取大学 )

From School

  • Tottori University   Faculty of Engineering   Graduated

    2012.04 - 2016.03

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    Country:Japan

From Graduate School

  • Tottori University   Graduate School, Division of Engineering   Doctor's Course   Completed

    2018.04 - 2021.03

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    Country:Japan

  • Tottori University   Graduate School, Division of Engineering   Master's Course   Completed

    2016.04 - 2018.03

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    Country:Japan

External Career

  • Tottori University   Special researcher of the Japan Society for the Promotion of Science

    2018.04 - 2021.03

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    Country:Japan

Professional Memberships

  • 国際ガラス年日本実行委員会

    2021.04 - 2022.12

  • 公益社団法人日本セラミックス協会

    2017.06

  • 日本希土類学会

    2017.05

  • 一般社団法人色材協会

    2016.07

  • 公益社団法人日本化学会

    2016.07

 

Papers

  • A Novel Inorganic Violet Pigment Based on Zinc Niobate Reviewed

    Kazuki Ohnishi, Ryohei Oka, Yuga Nomura, Toshiyuki Masui

    Materials Advances   4 ( 6 )   1583 - 1589   2023.03

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    Authorship:Corresponding author   Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1039/d3ma00040k

  • Synthesis and Color Evaluation of Tb4+-Doped Na2ZrO3 for Inorganic Yellow Pigments Invited Reviewed

    Ryohei Oka, Tomoyo Nouchi, Toshiyuki Masui

    Colorants   1 ( 3 )   347 - 353   2022.08

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    Authorship:Lead author, Corresponding author   Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.3390/colorants1030020

  • Introduction to the annual S&T poster for everyone, titled “Glass ­ One S&T poster for Every Household” and its related activities Invited Reviewed

    Madoka Ono, Kenji Shinozaki, Jumpei Ueda, Ryohei Oka, Tetsuo Kishi, Sunao Kurimura, Yoshihiro Takahashi, Tomoharu Hasegawa, Yoshimasa Matsushita, Takahiro Murata, Yoshiki Yamazaki

    Journal of the Ceramic Society of Japan   130 ( 8 )   509 - 511   2022.08

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.2109/jcersj2.22066

  • Novel Near-Infrared Reflective Black Inorganic Pigment Based on Cerium Vanadate Reviewed International journal

    Takuro Morimoto, Ryohei Oka, Kohei Minagawa, Toshiyuki Masui

    RSC Advances   12 ( 26 )   16570 - 16575   2022.06

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    Authorship:Corresponding author   Language:English   Publishing type:Research paper (scientific journal)   Publisher:Royal Society of Chemistry  

    DOI: 10.1039/d2ra02483g

  • Raman Spectroscopic Investigation and Electronic States Calculation for Ca2(Mn,Ti)O4 Black Pigments with High Near-Infrared (NIR) reflectivity Reviewed International journal

    Ryohei Oka, Tomokatsu Hayakawa

    Inorganic Chemistry   61 ( 17 )   6500 - 6507   2022.04

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    Authorship:Lead author   Language:English   Publishing type:Research paper (scientific journal)   Publisher:American Chemical Society  

    DOI: 10.1021/acs.inorgchem.2c00254

  • Novel Findings on Optical Properties of Mn4+-Doped (Rb,K)2Ge4O9 Phosphors Invited Reviewed International journal

    Ryohei Oka, Daiki Nishi, Tomokatsu Hayakawa

    Physica Status Solidi B   259 ( 9 )   2100615   2022.02

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    Authorship:Lead author   Language:English   Publishing type:Research paper (scientific journal)   Publisher:Wiley  

    DOI: 10.1002/pssb.202100615

  • Novel Inorganic Orange Pigments Based on BiFeWO6 Invited Reviewed

    Ryohei Oka, Akari Takemura, Yusuke Shobu, Kohei Minagawa, Toshiyuki Masui

    Journal of the Ceramic Society of Japan   130 ( 1 )   39 - 43   2022.01

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:The Ceramic Society of Japan  

    DOI: 10.2109/jcersj2.130.P1-1

  • Novel Orange Color Pigments Based on La3LiMnO7 Invited Reviewed

    Ryohei Oka, Jun-ichi Koyama, Takuro Morimoto, Toshiyuki Masui

    Molecules   26 ( 20 )   6243   2021.10

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:MDPI  

    DOI: 10.3390/molecules26206243

  • Studies on Novel Environment-Friendly Inorganic Pigments Reviewed

    Ryohei Oka

    2021.03

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    Language:English   Publishing type:Doctoral thesis  

  • Synthesis and Characterization of Ca1−xEuxZrO3 as Environmentally Friendly Inorganic Yellow Pigments Reviewed International journal

    Kohei Minagawa, Yuichi Nishiguchi, Ryohei Oka, Toshiyuki Masui

    ACS Omega   6 ( 4 )   3411 - 3417   2021.01

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:American Chemical Society  

    DOI: 10.1021/acsomega.0c05959

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Misc

  • 日本セラミックス協会第34回秋季シンポジウム参加報告 Invited

    岡 亮平

    36 ( 3 )   35 - 37   2021.11

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    Authorship:Lead author   Language:Japanese   Publishing type:Meeting report   Publisher:一般社団法人ニューガラスフォーラム  

  • 環境調和型の無機顔料 Invited

    岡 亮平,増井 敏行

    55 ( 8 )   598 - 601   2020.08

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:公益社団法人日本セラミックス協会  

  • 環境に優しい無機顔料 Invited

    岡 亮平,増井 敏行

    49   2 - 5   2018.11

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:日本電子材料技術協会  

  • Ce3+を発色源とする新規な優環境型の赤茶色無機顔料 Invited

    岡 亮平,増井 敏行

    53 ( 7 )   449 - 452   2018.07

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (scientific journal)   Publisher:公益社団法人日本セラミックス協会  

Presentations

  • Structural Investigation of Ca2(Mn,Ti)O4 Black Pigments by Using Synchrotron XRD, XAFS and DFT Calculation International conference

    Ryohei Oka, Tomokatsu Hayakawa

    4th International Conference on Materials Science & Engineering (Materials-2023)  2023.04  United Scientific Group

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    Event date: 2023.04

    Language:English   Presentation type:Oral presentation (general)  

    Venue:Houston, TX | Hybrid  

  • 近⾚外線反射能を有するCa2MnO4系⿊⾊顔料のラマンスペクトル解析及び電⼦状態計算

    岡 亮平、早川 知克

    日本化学会 第103春季年会(2023)  2023.03  公益社団法人日本化学会

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:千葉  

  • Mn4+を着色源とする無機顔料の合成とその色彩評価

    榊原 雅紘、岡 亮平、早川 知克

    日本セラミックス協会2023年年会  2023.03  公益社団法人日本セラミックス協会

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:横浜  

  • Eu3+添加ペロブスカイト型蛍光体の教師あり学習による発光特性予測

    大塚 喬仁、岡 亮平、烏山 昌幸、早川 知克

    日本セラミックス協会2023年年会  2023.03  公益社団法人日本セラミックス協会

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:横浜  

  • Yb3+をドープした鉛フリーな波長変換材料用ダブルペロブスカイト結晶の合成と特性評価 International coauthorship

    松岳 航世、岡 亮平、早川 知克、Christoph Brabec

    日本セラミックス協会2023年年会  2023.03  公益社団法人日本セラミックス協会

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    Event date: 2023.03

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:横浜  

  • 放射光X線を用いたCa2MnO4:Ti黒色遮熱顔料の局所構造と電子状態解析

    岡 亮平,早川 知克

    第63回ガラスおよびフォトニクス材料討論会  2022.12  公益社団法人日本セラミックス協会ガラス部会

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    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:東京  

  • 機械学習による高色純度Eu3+添加赤色蛍光体の記述子探索

    大塚 喬仁、岡 亮平、早川 知克

    第63回ガラスおよびフォトニクス材料討論会  2022.12  公益社団法人日本セラミックス協会ガラス部会

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    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:東京  

  • Ca2(Mn,Ti)O4系黒色遮熱顔料における放射光X線を用いた局所構造解析

    岡 亮平,早川 知克

    2022年度日本セラミックス協会東海支部学術研究発表会  2022.12  公益社団法人日本セラミックス協会東海支部

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    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:on Web  

  • Mn4+を着色源とする無機顔料の合成とその色彩評価

    榊原 雅紘、岡 亮平、早川 知克

    2022年度日本セラミックス協会東海支部学術研究発表会  2022.12  公益社団法人日本セラミックス協会東海支部

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    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:on Web  

  • Yb3+をドープした鉛フリーな波長変換用ダブルペロブスカイト結晶の合成と光学特性評価 International coauthorship

    松岳 航世、岡 亮平、早川 知克、Christoph Brabec

    2022年度日本セラミックス協会東海支部学術研究発表会  2022.12  公益社団法人日本セラミックス協会東海支部

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    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

    Venue:on Web  

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Awards

  • 若手研究イノベータ奨励賞

    2023.03   名古屋工業大学  

  • 日本セラミックス協会第33回秋季シンポジウム優秀発表賞

    2020.09   公益社団法人日本セラミックス協会  

    岡 亮平

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 第35回希土類討論会学生講演賞

    2019.05   日本希土類学会  

    岡 亮平

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 第34回希土類討論会学生講演賞

    2018.05   日本希土類学会  

    岡 亮平

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

  • 2016年度色材研究発表会優秀講演賞

    2016.10   一般社団法人色材協会  

    岡 亮平

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    Award type:Award from Japanese society, conference, symposium, etc.  Country:Japan

Scientific Research Funds Acquisition Results

  • 新しい環境調和型の黒色遮熱、赤色無機顔料の開発

    2018.04 - 2021.03

    科学研究費補助金  特別研究員奨励費

    岡 亮平

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    Authorship:Principal investigator 

 

Social Activities

  • オンライン国際研究広報「EurekAlert!」に研究成果掲載

    2022.07

  • 学習資料「一家に1枚 ガラス ~人類と歩んできた万能材料~」(製作協力)

    Role(s): Editer, Planner

    文部科学省  2021.04 - 2022.03

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    Audience: Schoolchildren, Junior students, High school students, College students, Graduate students, Teachers, General

    Type:Other