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J-GLOBAL ID:201401049286140642   Update date: Feb. 01, 2024

Fukushima Ryoki

フクシマ リョウキ | Fukushima Ryoki
Affiliation and department:
Job title: Professor
Homepage URL  (1): http://www.math.tsukuba.ac.jp/~ryoki/
Research field  (1): Basic analysis
Research keywords  (10): Mathematics ,  Probability theory ,  Stochastic process ,  Disordered media ,  Random media ,  Large deviation ,  Percolation ,  Homogenization ,  Analysis ,  Limit theorem
Research theme for competitive and other funds  (16):
  • 2022 - 2027 Stochastic Processes and Stochastic Analysis on Disordered Media
  • 2021 - 2024 Quantitative research on stochastic processes in random media
  • 2018 - 2023 Studies on large scale interacting systems and related stochastic partial differential equations
  • 2017 - 2022 Anomalous diffusions on disordered media
  • 2017 - 2018 ランダム媒質における均質化と揺らぎの研究 (平成29年度分)
Show all
Papers (28):
  • Fukushima, Ryoki, Nakashima, Makoto, Yoshida, Nobuo. The period group of a characteristic function. REAL ANALYSIS EXCHANGE. 2023. 47. 2. 323-332
  • Ryoki Fukushima, Stefan Junk. Number of paths in oriented percolation as zero temperature limit of directed polymer. Probability Theory and Related Fields. 2022. 183. 3-4. 1119-1151
  • 福島, 竜輝. 「確率論とポテンシャル」. 月刊誌「数理科学」. 2022
  • Ryoki Fukushima. On large deviation rate functions for a continuous-time directed polymer in weak disorder. Electron. Commun. Probab. 2021. 26. none
  • Jian Ding, Ryoki Fukushima, Rongfeng Sun, Changji Xu. Distribution of the random walk conditioned on survival among quenched Bernoulli obstacles. The Annals of Probability. 2021. 49. 1. 206-243
more...
MISC (2):
  • Homogenization and fluctuation for eigenvalues of lattice Anderson Hamiltonians (Spectra of Random Operators and Related Topics). 2015. 1970. 1-10
  • Fukushima Ryoki. On Poisson Anderson model with polynomially decaying single site potential (Spectral and Scattering Theory and Related Topics). RIMS Kokyuroku. 2014. 1891. 122-132
Books (2):
  • 月刊誌「数理科学」
    サイエンス社 2016
  • 確率論ハンドブック
    丸善出版 2012
Lectures and oral presentations  (67):
  • Distribution of the random walk conditioned on survival among quenched Bernoulli obstacles
    (Workshop on Probabilistic Methods in Statistical Mechanics of Random Media and Random Fields 2023)
  • Number of paths in oriented percolation as zero temperature limit of directed polymer
    (Open German-Japanese conference on stochastic analysis and applications)
  • Zero temperature limits of directed polymers in random environment
    (Workshop on Probabilistic Methods in Statistical Mechanics of Random Media and Random Fields 2022 2022)
  • Zero temperature limits of directed polymers in random environment
    (Workshop on Probabilistic Methods in Statistical Mechanics of Random Media and Random Fields 2022 2022)
  • Zero temperature limits of directed polymers in random environment
    (Workshop on Probabilistic Methods in Statistical Mechanics of Random Media and Random Fields 2022 2022)
more...
Professional career (2):
  • 博士(理学) (京都大学)
  • 修士(理学) (京都大学)
Committee career (3):
  • 2020/01 - 2023/12 Bernoulli Society for Mathematical Statistics and Probability Committee for Conferences on Stochastic Processes
  • 2020/01 - 2023/12 Bernoulli Society for Mathematical Statistics and Probability East Asian and Pacific Regional Committee
  • 2020/03 - 2022/02 日本数学会 統計数学分科会運営委員
Awards (3):
  • 2016 - Ministry of Education, Culture, Sports, Science and Technology Young Scientists' Prize for Science and Technology by MEXT
  • 2009 - Inoue Research Award for Young Scientist Inoue Research Award for Young Scientists
  • 2009 - The Mathematical Society of Japan Takebe Prizes
Association Membership(s) (1):
The Mathematical Society of Japan
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