FUKUSHIMA Ryoki
- Affiliation
- Institute of Pure and Applied Sciences
- Official title
- Professor
- ORCID
- 0000-0002-7582-6793
- URL
- Research fields
Basic analysis - Research keywords
Limit theorem Analysis Homogenization Percolation Large deviation Random media Disordered media Stochastic process Probability theory Mathematics - Research projects
ランダム媒質中の確率過程の定量的研究 2021-04 -- 2024-03 日本学術振興会/基盤研究(C) 2,340,000Yen Stochastic analysis and applications 2012-01 -- 2014-01 竹田雅好 日本学術振興会/二国間交流事業(日独) 400,000Yen 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) 2017-01 -- 2018-01 Japan Society of for the Promotion of Science/基盤研究(C) 1,430,000Yen ランダム媒質における均質化と揺らぎの研究 (平成28年度分) 2016-01 -- 2017-01 Japan Society of for the Promotion of Science/基盤研究(C) 1,300,000Yen ランダム媒質中の確率過程 (平成27年度分) 2015-01 -- 2016-01 Japan Society of for the Promotion of Science/若手研究(B) 780,000Yen ランダム媒質中の確率過程 2012-01 -- 2016-01 Japan Society of for the Promotion of Science/若手研究(B) 3,120,000Yen ランダム媒質中の確率過程 (平成26年度分) 2014-01 -- 2015-01 Japan Society of for the Promotion of Science/若手研究(B) 780,000Yen ランダム媒質中の確率過程 2012-01 -- 2015-01 Japan Society of for the Promotion of Science/若手研究(B) 780,000Yen ランダム媒質中における局在現象の研究 2010-01 -- 2011-01 Japan Society of for the Promotion of Science/研究活動スタート支援 2,509,000Yen ランダムポテンシャル中のブラウン運動の研究 2009-01 -- 2009-01 Japan Society of for the Promotion of Science/若手研究(B) 1,820,000Yen more... - Degree
2008-07 博士(理学) 京都大学 2007-03 修士(理学) 京都大学 - Licenses and qualifications
2020-11 普通自動車免許 - Academic societies
2008-04 -- (current) The Mathematical Society of Japan - Honors & Awards
2024-9 日本数学会解析学賞 ランダム媒質から誘導される複雑な系上の統計力学模型の解析 2016-01 Young Scientists' Prize for Science and Technology by MEXT 2009-01 Inoue Research Award for Young Scientists 2009-01 Takebe Prizes - Articles
- Extremal regime for one-dimensional Mott variable-range hopping
福島 竜輝; David Croydon; Stefan Junk
Annales Henri Lebesgue/6/pp.1169-1211, 2023-11 - Anomalous scaling regime for one-dimensional Mott variable-range hopping
福島 竜輝; David Croydon; Stefan Junk
The Annals of Applied Probability/33(5)/pp.4044-4090, 2023-10 - Moment characterization of the weak disorder phase for directed polymers in a class of unbounded environments
Fukushima Ryoki; Junk Stefan
ELECTRONIC COMMUNICATIONS IN PROBABILITY/28, 2023-04-01 - The period group of a characteristic function
Fukushima Ryoki; Nakashima Makoto; Yoshida Nobuo
REAL ANALYSIS EXCHANGE/47(2)/pp.323-332, 2023-02 - Number of paths in oriented percolation as zero temperature limit of directed polymer
福島 竜輝; Junk Stefan
PROBABILITY THEORY AND RELATED FIELDS/183(3-4)/pp.1119-1151, 2022-05 - 「確率論とポテンシャル」
福島 竜輝
月刊誌「数理科学」, 2022-03 - Note on the maximal jump size in a continuum model of directed first passage percolation
福島 竜輝
Advanced Studies in Pure Mathematics/87/pp.213-226, 2022-01 - On large deviation rate functions for a continuous-time directed polymer in weak disorder
福島 竜輝; Junk Stefan
Electron. Commun. Probab./26/pp.1-10, 2021-03 - Distribution of the random walk conditioned on survival among quenched Bernoulli obstacles
福島 竜輝; Ding Jian; Sun Rongfeng; Xu Changji
Ann. Probab./49/pp.206-243, 2021-01 - Anomalous scaling regime for one-dimensional Mott variable-range hopping
David Croydon; 福島 竜輝; Stefan Junk
arXiv:2010.01779, 2020-10 - Quenched tail estimate for the random walk in random scenery and in random layered conductance II
Deuschel Jean-Dominique; Fukushima Ryoki
ELECTRONIC JOURNAL OF PROBABILITY/25(75), 2020-06 - Geometry of the random walk range conditioned on survival among Bernoulli obstacles
Jian Ding Ryoki Fukushima Rongfeng Sun Changji Xu
Probability Theory and Related Fields/177/pp.91-145, 2020-06 - Biased Random Walk Conditioned on Survival Among Bernoulli Obstacles: Subcritical Phase
Jian Ding Ryoki Fukushima Rongfeng Sun Changji Xu
Communications in Mathematical Physics/376/pp.2161-2195, 2020-06 - New high-dimensional examples of ballistic random walks in random environment
Ryoki Fukushima Alejandro Ramirez
RIMS Kokyuroku Bessatsu, B79: Stochastic Analysis on Large Scale Interacting Systems/pp.109-122, 2020-04 - Zero temperature limit for the Brownian directed polymer among Poissonian disasters
Ryoki Fukushima Stefan Junk
The Annals of Applied Probability/29/pp.3821-3860, 2019-12 - Quenched tail estimate for the random walk in random scenery and in random layered conductance
Jean-DominiqueDeuschel Ryoki Fukushima
Stochastic Process. Appl./129(1)/pp.102-128, 2019-01 - Slowdown estimates for one-dimensional random walks in random environment with holding times
Amir Dembo; Ryoki Fukushima; Naoki Kubota
Electron. Commun. Probab./23(89)/pp.1-12, 2018-11 - Eigenvlaue fluctuations for lattice Anderson Hamiltonians: unbounded potentials
Marek Biskup Ryoki Fukushima Wolfgang Koenig
Interdiscip. Inform. Sci./24(1)/pp.59-76, 2018-06 - Eigenvalue fluctuations for lattice Anderson Hamiltonians
Marek Biskup Ryoki Fukushima Wolfgang Koenig
SIAM J. Math. Anal./48(4)/pp.2674-2700, 2016-01 - Limiting results for the free energy of directed polymers in random environment with unbounded jumps
Francis Comets Ryoki Fukushima Shuta Nakajima Nobuo Yo...
J. Stat. Phys./161(3)/pp.577-597, 2015-01 - Quenched large deviations for multidimensional random walk in random environment with holding times
Ryoki Fukushima Naoki Kubota
J. Theoret. Probab./27(4)/pp.1140-1166, 2014-01 - Annealed Brownian motion in a heavy tailed Poissonian potential
Ryoki Fukushima
Ann. Probab./41(5)/pp.3462-3493, 2013-01 - On exponential growth for a certain class of linear systems
Ryoki Fukushima Nobuo Yoshida
ALEA Lat. Am. J. Probab. Math. Stat./9(2)/pp.323-336, 2012-01 - Second order asymptotics for Brownian motion in a heavy tailed Poissonian potential
Ryoki Fukushima
Markov Process. Related Fields/17(3)/pp.447-482, 2011-10 - Moment asymptotics for the parabolic Anderson problem with a perturbed lattice potential
Ryoki Fukushima Naomasa Ueki
J. Funct. Anal./260(3)/pp.724-744, 2011-02 - more...
- Extremal regime for one-dimensional Mott variable-range hopping
- Books
- 第Ⅱ部第11.2節
福島 竜輝
確率論ハンドブック/丸善出版, 2012-07 - 「ランダム作用素」
福島 竜輝
月刊誌「数理科学」/サイエンス社, 2016-06
- 第Ⅱ部第11.2節
- Conference, etc.
- Distribution of the random walk conditioned on survival among quenched Bernoulli obstacles
福島 竜輝
Random walks, scaling limits and criticality/2024-05-20 - Subdiffusive scaling regime for one-dimensional Mott Variable-Range Hopping
福島 竜輝
Interacting particle systems and SPDEs, China-Japan Probability Workshop at BIMSA and YMSC/2024-03-24 - Number of paths in oriented percolation as Ryoki Fukushima zero temperature limit of directed polymer
福島 竜輝
Random Interacting Systems, Scaling Limits, and Universality/2023-12-04 - Distribution of the random walk conditioned on survival among quenched Bernoulli obstacles
福島 竜輝
Random Operators and Related Topics/2023-10-14 - Concentration inequalities in random media
福島 竜輝
Mathematics of Random Systems Summer School/2023-09-11--2023-09-15 - Recent results on RW among random obstacles
福島 竜輝
Stochastic Processes and Related Fields/2023-09-04 - Distribution of the random walk conditioned on survival among quenched Bernoulli obstacles
福島 竜輝
Workshop on Probabilistic Methods in Statistical Mechanics of Random Media and Random Fields 2023/2023-01-09--2023-01-13 - Number of paths in oriented percolation as zero temperature limit of directed polymer
福島 竜輝
Open German-Japanese conference on stochastic analysis and applications/2022-09-19--2022-09-23 - Zero temperature limits of directed polymers in random environment
Fukushima Ryoki
Workshop on Probabilistic Methods in Statistical Mechanics of Random Media and Random Fields 2022/2022-01-11--2022-01-14 - Zero temperature limits of directed polymers in random environment
福島 竜輝
Workshop on Probabilistic Methods in Statistical Mechanics of Random Media and Random Fields 2022/2022-01-11--2022-01-14 - Biased random walk conditioned on survival among Bernoulli obstacles
福島 竜輝
Stochastic Analysis on Large Scale Interacting Systems/2021-12-07--2021-12-09 - Number of paths in oriented percolation as zero temperature limit of directed polymer
福島 竜輝
The 10th International Conference on Stochastic Analysis and its Applications/2021-09-06--2021-09-10 - Biased random walk conditioned on survival among Bernoulli obstacles: subcritical phase
福島 竜輝
日本数学会年会/2021-03-15 - Geometry of the random walk range conditioned on survival among Bernoulli obstacles
福島 竜輝
日本数学会年会/2021-03-15 - Quenched tail estimate for the random walk in random scenery II
福島 竜輝
日本数学会年会/2021-03-15 - Biased random walk conditioned on survival among Bernoulli obstacles: sub-critical phase
福島竜輝
Spectra of Random Operators and Related Topics/2020-01-01 - Random walk conditioned on survival among Bernoulli obstacles
福島竜輝
台湾数学会年会/2019-12-01 - Biased random walk conditioned on survival among Bernoulli obstacles: sub-critical phase
福島竜輝
RIMS Workshop "Rigorous statistical mechanics and related topics"/2019-11-01 - Random Walks among Bernoulli obstacles
福島 竜輝
CIRM Workshop "Self-interacting Random Walks, Polymers and Folding"/2019-09-09 - Tail estimate for random walk in random scenery
福島 竜輝
German–Japanese Open Conference on Stochastic Analysis/2019-09-02 - Zero Temperature Limits for Directed Polymers in Random Environment
福島 竜輝
The 12th MSJ-SI, Stochastic Analysis, Random Fields and Integrable Probability/2019-08-09 - Annealed random walk among Bernoulli obstacles
福島 竜輝
Probabilistic Methods in Statistical Mechanics of Random Media and Random Fields/2019-05-27 - Geometry of the random walk range conditioned on survival among Bernoulli obstacles
福島 竜輝
Stochastic Processes and Related Topics/2019-02-21 - Much ado about random walk range
福島 竜輝
The Second Meeting for GlobalMathNetwork/2019-02-15 - Geometry of the random walk range conditioned on survival among Bernoulli obstacles
福島 竜輝
Spectra of Random Operator and Related Topics/2019-01-11 - more...
- Distribution of the random walk conditioned on survival among quenched Bernoulli obstacles
- Teaching
2024-04 -- 2024-08 Research in Analysis IIB University of Tsukuba. 2024-04 -- 2024-08 Research in Analysis IB University of Tsukuba. 2024-04 -- 2024-08 Research in Analysis IVB University of Tsukuba. 2024-04 -- 2024-08 Research in Analysis IVA University of Tsukuba. 2024-10 -- 2025-02 Research in Analysis VB University of Tsukuba. 2024-10 -- 2025-02 Research in Analysis IA University of Tsukuba. 2024-04 -- 2024-08 Research in Analysis VA University of Tsukuba. 2024-10 -- 2025-02 Research in Analysis VA University of Tsukuba. 2024-10 -- 2025-02 Research in Analysis IIA University of Tsukuba. 2024-04 -- 2024-08 Seminar on Mathematics University of Tsukuba. more... - Other educational activities
2022-08 -- 2022-08 筑波大学数学類体験学習 筑波大学数学類 2022-10 -- 2022-10 早稲田大学 SGU 特別講義「ランダム媒質中の確率過程」 早稲田大学 - Professional activities
2020-01 -- 2023-12 Bernoulli Society for Mathematical Statistics and Probability East Asian and Pacific Regional Committee 2020-01 -- 2025-12 Bernoulli Society for Mathematical Statistics and Probability Committee for Conferences on Stochastic Processes 2020-03 -- 2022-02 The Mathematical Society of Japan 統計数学分科会運営委員 - University Management
2024-04 -- 2025-03 ダイバーシティ・アクセシビリティ担当教員 2020-04 -- 2021-03 障害学生支援に係るダイバーシティ・アクセシビリティ担当教員
(Last updated: 2024-08-28)