SAKURAI Yoshiki

Affiliation

Faculty of Environment and Information Sciences, Division of Artificial Environment and Information

Job Title

Assistant Professor

Date of Birth

1993

Research Fields, Keywords

数値流体力学、乱流


ORCID  https://orcid.org/0009-0009-0575-0904

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Degree 【 display / non-display 】

  • Doctor of Engineering - Nagoya University

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Campus Career 【 display / non-display 】

  • 2023.4
    　
    　

    Duty   Yokohama National UniversityFaculty of Environment and Information Sciences   Division of Artificial Environment and Information   Assistant Professor  

  • 2023.4
    　
    　

    Concurrently   Yokohama National UniversityCollege of Engineering Science   Department of Chemistry, Chemical Engineering and Life Science   Assistant Professor  

  • 2023.4
    　
    　

    Concurrently   Yokohama National UniversityGraduate School of Environment and Information Sciences   Department of Artificial Environment   Assistant Professor  

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External Career 【 display / non-display 】

  • 2023.1
    -
    2023.3

      Technical Support Staff  

  • 2022.4
    -
    2022.12

      Technical Support Staff  

  • 2020.4
    -
    2022.3

      Special researcher of the Japan Society for the Promotion of Science  

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Academic Society Affiliations 【 display / non-display 】

  • 2023.8
    　
    　
     

    安全工学会

  • 2023.4
    　
    　
     

    日本流体力学会

  • 2018.2
    -
    2022.3
     

    日本地球惑星科学連合

  • 2017.6
    -
    2022.3
     

    日本天文学会

  • 2016.9
    -
    2021.12
     

    日本流体力学会

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Qualification acquired 【 display / non-display 】

  • Fundamental Information Engineer/Information Processing Engineer, Class 2

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Thesis for a degree 【 display / non-display 】

  • Study on the distribution and motion of inertial particles in characteristic flow structures in turbulence : Direct numerical simulation and data analysis

    Yoshiki Sakurai

    2022.3

    Doctoral Thesis   Single Work  

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Papers 【 display / non-display 】

  • Direct numerical simulations of compressible turbulence in a periodic box: Effect of isothermal assumptions on turbulence statistics

    Yoshiki Sakurai, Takashi Ishihara

    Physics of Fluids   2024.8  [Reviewed]

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

  • An Asymptotic Parallel Linear Solver and Its Application to Direct Numerical Simulation for Compressible Turbulence

    Mitsuo Yokokawa, Taiki Matsumoto, Ryo Takegami, Yukiya Sugiura, Naoki Watanabe, Yoshiki Sakurai, Ta … Show more authors

    24th International Conference on Computational Science   2024.7  [Reviewed]

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    Language：English   Publishing type：Research paper (international conference proceedings)   Joint Work  

  • Direct numerical simulations of compressible isothermal turbulence in a periodic box: Reynolds number and resolution-level dependence

    Yoshiki Sakurai, Takashi Ishihara

    Physical Review Fluids   2023.8  [Reviewed]

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

  • Effects of the Compressibility of Turbulence on the Dust Coagulation Process in Protoplanetary Disks

    Yoshiki Sakurai, Takashi Ishihara, Hitomi Furuya, Masayuki Umemura, Kenji Shiraishi

    The Astrophysical Journal   2021.4  [Reviewed]

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

  • 一様等方性乱流中の粗視化された高渦度領域周りの慣性粒子の分布と運動

    櫻井 幹記, 白石 啓貴, 石原 卓

    土木学会論文集A2（応用力学）   2019  [Reviewed]

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    Authorship：Lead author,　Corresponding author   Language：Japanese   Publishing type：Research paper (scientific journal)   Joint Work  

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Review Papers 【 display / non-display 】

  • 圧縮性乱流直接数値シミュレーションのスカラプロセッサ用コードの開発と性能評価

    竹上諒, 松本泰生, 横川三津夫, 櫻井幹記, 石原卓

    研究報告ハイパフォーマンスコンピューティング   2024.3

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    Language：Japanese   Publishing type：Research paper, summary (national, other academic conference)   Joint Work  

  • 高速フーリエ変換ルーチンの3軸並列実装と性能評価および圧縮性乱流DNSコードへの適用

    坂野智紀, 横川三津夫, 今村俊幸, 竹上諒, 松本泰生, 櫻井幹記, 石原卓

    研究報告ハイパフォーマンスコンピューティング   2024.3

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    Language：Japanese   Publishing type：Research paper, summary (national, other academic conference)   Joint Work  

  • 圧縮性乱流直接数値シミュレーションコードの3軸並列化とその評価

    松本 泰生, 竹上 諒, 横川 三津夫, 櫻井 幹記, 石原 卓

    研究報告ハイパフォーマンスコンピューティング   2023.9

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    Language：Japanese   Publishing type：Research paper, summary (national, other academic conference)   Joint Work  

  • 圧縮性乱流直接数値シミュレーションコードのDFTを用いた高速化

    竹上諒, 横川三津夫, 櫻井幹記, 石原卓

    研究報告ハイパフォーマンスコンピューティング   2022.3

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    Language：Japanese   Publishing type：Research paper, summary (national, other academic conference)   Joint Work  

  • 圧縮性乱流直接数値シミュレーションにおけるコンパクト差分法の並列解法の高速化

    杉浦幸哉, 横川三津夫, 櫻井幹記, 石原卓

    研究報告ハイパフォーマンスコンピューティング   2020.3

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    Language：Japanese   Publishing type：Research paper, summary (national, other academic conference)   Joint Work  

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Awards 【 display / non-display 】

  • 第37回数値流体力学シンポジウム 若手優秀講演表彰

    2024.1   日本流体力学会  

    Individual or group name of awards：櫻井幹記

  • 第18回日本流体力学会中部支部講演会 優秀賞

    2020.11   日本流体力学会  

    Individual or group name of awards：櫻井幹記

  • 第65回理論応用力学講演会／第22回土木学会応用力学シンポジウム 講演賞

    2019.10   土木学会  

    Individual or group name of awards：櫻井幹記

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Grant-in-Aid for Scientific Research 【 display / non-display 】

  • トンネル火災時に長手軸に沿って拡がる煙層性状予測モデルの高度化と検証

    Grant number：24K01117  2024.4 - 2027.3

    Grant-in-Aid for Scientific Research(B)

    Investigator(s)：岡泰資

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    Authorship：Coinvestigator(s)  Grant type：Competitive

  • 圧縮性乱流の普遍性解明のための3軸並列による超大規模直接数値計算コードの開発

    Grant number：23K19958  2023.8 - 2025.3

    Grant-in-Aid for Research Activity start-up

    Investigator(s)：櫻井幹記

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    Authorship：Principal investigator  Grant type：Competitive

  • 原始惑星系円盤中の微惑星形成における衝突破壊問題解決のための乱流シミュレーション

    Grant number：20J13073  2020.4 - 2022.3

    Grant-in-Aid for JSPS Fellows

    Investigator(s)：櫻井幹記

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    Authorship：Principal investigator  Grant type：Competitive

  • 高レイノルズ数乱流中の微粒子の著しい集中促進メカニズム解明のための計算科学

    Grant number：15H03603  2015.4 - 2018.3

    Grant-in-Aid for Scientific Research(B)

    Investigator(s)：石原卓

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    Authorship：Other  Grant type：Competitive

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Other external funds procured 【 display / non-display 】

  • 浅層モデルに基づく高密度ガス移流拡散予測モデルの高度化とその検証

    2024.6 - 2025.3

    学術研究推進援助　区分A

    Investigator(s)：櫻井幹記

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    Authorship：Principal investigator 

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Presentations 【 display / non-display 】

  • Proposal of vertical distribution functions for temperature and velocity of flow field induced by a fire in an arched ceiling tunnel

    Yoshiki Sakurai, Yuji Saito, Yasushi Oka

    The 13th Asia-Oceania Symposium on Fire Science and Technology  

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    Event date： 2024.10

    Language：English   Presentation type：Poster presentation  

  • Semi-empirical model of velocity attenuation of smoke layer in tranquil flow region in arched ceiling tunnel

    Yasushi Oka, Aoi Tanno, Hideyuki Oka, Chiaki Iwamoto, Yoshiki Sakurai

    The 13th Asia-Oceania Symposium on Fire Science and Technology 

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    Event date： 2024.10

    Language：English   Presentation type：Oral presentation (general)  

  • Turbulence statistics in high-resolution direct numerical simulations of compressible isothermal turbulence

    Yoshiki Sakurai, Takashi Ishihara, Ryo Takegami, Taiki Matsumoto, Mitsuo Yokokawa

    The 1st European Fluid Dynamics Conference 

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    Event date： 2024.9

    Language：English   Presentation type：Oral presentation (general)  

  • High resolution direct numerical simulations of compressible isothermal turbulence with up to 8192^3 grid points

    Yoshiki Sakurai, Takashi Ishihara, Ryo Takegami, Taiki Matsumoto, Mitsuo Yokokawa

    The 26th International Conference of the Theoretical and Applied Mechanics (ICTAM 2024) 

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    Event date： 2024.8

    Language：English   Presentation type：Poster presentation  

  • An Asymptotic Parallel Linear Solver and Its Application to Direct Numerical Simulation for Compressible Turbulence

    Mitsuo Yokokawa, Taiki Matsumoto, Ryo Takegami, Yukiya Sugiura, Naoki Watanabe, Yoshiki Sakurai, Takashi Ishihara, Kazuhiko Komatsu, Hiroaki Kobayashi

    International Conference on Computational Science 2024 

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    Event date： 2024.7

    Language：English   Presentation type：Oral presentation (general)  

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Charge of on-campus class subject 【 display / non-display 】

  • 2024   データサイエンス実践基礎

    College of Engineering Science  Department of Chemistry, Chemical Engineering and Life Science

  • 2024   AI実践基礎

    College of Engineering Science  Department of Chemistry, Chemical Engineering and Life Science

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