Ohtsuka Takeshi 大塚岳

… Alternative Names

大塚岳オオツカタケシ

OHTSUKA Takeshi 大塚岳

Less

Researcher Number	00396847
Other IDs	https://orcid.org/0000-0003-4082-1295
Affiliation (Current)	2025: 群馬大学, 情報学部, 准教授
Affiliation (based on the past Project Information) *help	2021 – 2023: 群馬大学, 情報学部, 准教授 2014 – 2016: 群馬大学, 大学院理工学府, 講師 2013: 群馬大学, 理工学研究院, 講師 2012: 群馬大学, 工学(系)研究科(研究院), 講師 2010 – 2011: 群馬大学, 大学院・工学研究科, 講師 … More 2007: Sophia University, 理工学部, 助教 2006: 東京大学, 大学院数理科学研究科, 研究拠点形成特任研究員 2005: 東京大学, 大学院・数理科学研究科, 研究拠点形成特任研究員 Less
Review Section/Research Field	Principal Investigator Global analysis / Basic Section 12020:Mathematical analysis-related / Mathematical analysis
Keywords	Principal Investigator 等高線法 / 粘性解 / 結晶成長 / 平均曲率流方程式 / クリスタライン曲率流方程式 / 最適化問題 / 渦巻曲線の運動 / 反応拡散方程式 / 非局所特異拡散方程式 / スパイラル成長 … More / 安定性 / 定常解 / 異方的曲率流方程式 / 特異拡散方程式 / 等高面法 / 界面の発現方程式 / 画像処理問題 / 機械学習理論 / 拡散方程式 / 結晶のスパイラル成長 / 退化放物型方程式 / 曲率流方程式 / 界面の発展方程式 / 界面現象 / 特異極限 / 最適制御 / Allen-Cahn 方程式 Less

Study on variational level set method for evolution of spirals by crystalline curvature flowPrincipal Investigator
- Principal Investigator
  
  大塚岳
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12020:Mathematical analysis-related
- Research Institution
  Gunma University
Study on bunching phenomena of interface motion by combined dynamicsPrincipal Investigator
- Principal Investigator
  
  Ohtsuka Takeshi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Mathematical analysis
- Research Institution
  Gunma University
Analysis on singular behavior of interfaces by multiple interface dynamicsPrincipal Investigator
- Principal Investigator
  
  OHTSUKA Takeshi
- Project Period (FY)
  2010 – 2013
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Global analysis
- Research Institution
  Gunma University
結晶のスパイラル成長を表す数理モデルの研究Principal Investigator
- Principal Investigator
  
  大塚岳
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Global analysis
- Research Institution
  Sophia University
  The University of Tokyo

All 2023 2022 2021 2017 2016 2015 2014 2013 2012 2011 2010 2008 2007 2006 Other

All Journal Article Presentation

[Journal Article] A level set approach reflecting sheet structure with single auxiliary function for evolving spirals on crystal surfaces2015
- Author(s)
  T. Ohtsuka, Y.-H. Tsai, Y. Giga
- Journal Title
  
  J. Sci. Comput.
  
  Volume: 62 Issue: 3 Pages: 831-874
- DOI
  10.1007/s10915-014-9877-2
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-23244015, KAKENHI-PROJECT-26400158, KAKENHI-PROJECT-26220702, KAKENHI-PROJECT-25610025
[Journal Article] 渦巻成長のインアクティブペアにおける成長上限と定常解の構成について2014
- Author(s)
  大塚岳
- Journal Title
  
  第36回発展方程式若手セミナー報告集
  
  Pages: 35-43
- Data Source
  KAKENHI-PROJECT-26400158
[Journal Article] Discontinuous stationary solution to generalized eikonal-curvature equation and its stability2014
- Author(s)
  T. Ohtsuka
- Journal Title
  
  Commentarii Mathematici Universitatis Sancti Pauli
  
  Volume: 63 Pages: 233-260
- NAID
  120006459748
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26400158
[Journal Article] On behavior of signs for the heat equation and a diffusion method for data separation2013
- Author(s)
  M.-H. Giga, Y. Giga, T. Ohtsuka and N. Umeda
- Journal Title
  
  Communications on Pure and Applied Analysis
  
  Volume: 12 Pages: 2277-2296
- NAID
  120006459690
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22740109
[Journal Article] On behavior of signs for the heat equation and a diffusion method for data separation2013
- Author(s)
  M.-H. Giga, Y. Giga, T. Ohtsuka and N. Umeda
- Journal Title
  
  Comm. Pure Appl. Anal.
  
  Volume: 12 Issue: 5 Pages: 2277-2296
- DOI
  10.3934/cpaa.2013.12.2277
- NAID
  120006459690
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224001, KAKENHI-PROJECT-22740109
[Journal Article] Optimal control problem for Allen-Cahn type equation associated with total variation energy2012
- Author(s)
  T.Ohtsuka, K.Shirakawa, N.Yamazaki
- Journal Title
  
  A special volume of Discrete and Continuous Dynamical Systems-Series S "PDE approximations in Fast reaction-Slow diffusion scenarios"
  
  Volume: 5(印刷中,Web上で発表済) Pages: 159-181
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22740109
[Journal Article] Evolution of spirals by an eikonal-curvature flow equation with a single level set formulation2012
- Author(s)
  T. Ohtsuka
- Journal Title
  
  Hokkaido University Technical Report Series in Mathematics
  
  Volume: 153 Pages: 62-71
- Data Source
  KAKENHI-PROJECT-22740109
[Journal Article] Optimal control problem for Allen-Cahn type equation associated with total variation energy2012
- Author(s)
  T. Ohtsuka, K. Shirakawa and N.Yamazaki
- Journal Title
  
  A special volume of Discrete and Continuous Dynamical Systems - Series S "PDE approximations in Fast reaction - Slow diffusion scenarios"
  
  Volume: 5 Pages: 159-181
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22740109
[Journal Article] On behavior of signs for the heat equation and a diffusion method for data separation2012
- Author(s)
  M.-H.Giga, Y.Giga, T.Ohtsuka, N.Umeda
- Journal Title
  
  Hokkaido University Preprint Series in Mathematics
  
  Volume: #998 Pages: 1-23
- NAID
  120006459690
- Data Source
  KAKENHI-PROJECT-22740109
[Journal Article] Interface evolution by tristable Allen-Cahn equation with collision free condition2010
- Author(s)
  T.Ohtsuka
- Journal Title
  
  数理解析研究所講究録非線形発展方程式と現象の数理
  
  Volume: 1693 Pages: 168-179
- Data Source
  KAKENHI-PROJECT-22740109
[Journal Article] Interface evolution by tristable Allen-Cahn equation with collision free condition2010
- Author(s)
  T. Ohtsuka
- Journal Title
  
  数理解析研究所講究録1693非線形発展方程式と現象の数理
  
  Pages: 168-179
- Data Source
  KAKENHI-PROJECT-22740109
[Journal Article] Optimal control of a singular diffusion equation with constraint2008
- Author(s)
  T., Ohtsuka・K., Shirakawa・N., Yamazaki
- Journal Title
  
  Advances in Mathematical Sciences and Applications (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17740091
[Journal Article] Motion of interfaces by an AILen-Cahn type equation with multiple-well potentials2008
- Author(s)
  T., Ohtsuka
- Journal Title
  
  Asymptotic analysis 56
  
  Pages: 87-123
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17740091
[Journal Article] 多重井戸型ホテンシャルによるAllen-Cahn型の方程式の特異極限について2007
- Author(s)
  大塚岳
- Journal Title
  
  第28回発展方程式若手セミナー報告集
  
  Pages: 187-193
- Data Source
  KAKENHI-PROJECT-17740091
[Journal Article] 非等方的Allen-Cahn方程式による界面運動の近似の一様性2006
- Author(s)
  大塚岳
- Journal Title
  
  第2回数学総合若手研究集会北海道大学数学講究録 104
  
  Pages: 259-266
- Data Source
  KAKENHI-PROJECT-17740091
[Journal Article] On a uniform approximation of motion by anisotropic curvature by the Allen-Cahn equation
- Author(s)
  Y.Giga, T.Ohtsuka, R.Schatzle
- Journal Title
  
  Interfaces and Free Boundaries
- NAID
  120006459446
- Data Source
  KAKENHI-PROJECT-17740091
[Journal Article] Numerical simulations for optimal controls of an Allen-Cahn type equation with constraint
- Author(s)
  T., Ohtsuka
- Journal Title
  
  International Conference on Free Boundary Problems in Chiba 20070)Proceedings (投稿中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17740091
[Journal Article] Convergence of numerical algorithm for optimal control problem of Allen-Cahn type equation with constraint
- Author(s)
  T., Ohtsuka・K., Shirakawa・N., Yamazaki
- Journal Title
  
  International Conference on Free Boundary Problems in Chiba 2007のProceedings (投稿中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17740091
[Presentation] Minimizing movement approachによる幻視スパイラル・ループの数値計算法2023
- Author(s)
  大塚岳
- Organizer
  2023年度軽井沢グラフと解析研究集会
- Data Source
  KAKENHI-PROJECT-21K03319
[Presentation] クリスタライン曲率流によるスパイラル成長の最適化運動アプローチ2022
- Author(s)
  大塚岳
- Organizer
  早稲田大学応用解析研究会
- Invited
- Data Source
  KAKENHI-PROJECT-21K03319
[Presentation] 機械学習におけるクラス分類問題とその方法2022
- Author(s)
  大塚岳
- Organizer
  日本女子大学理学セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-21K03319
[Presentation] 符号拡散による2値クラス分類器とその応用2021
- Author(s)
  儀我美保、儀我美一、大塚岳、梅田典晃
- Organizer
  日本応用数理学会2021年度年会
- Data Source
  KAKENHI-PROJECT-21K03319
[Presentation] On behavior of signs for the heat equation and its application to data classification2021
- Author(s)
  大塚岳
- Organizer
  RIMS研究集会(公開型) 発展方程式の広がり:理論的基礎から実践的応用まで
- Invited
- Data Source
  KAKENHI-PROJECT-21K03319
[Presentation] クリスタライン曲率流によるスパイラル成長の最適化運動アプローチ2021
- Author(s)
  大塚岳
- Organizer
  熊本大学応用解析セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-21K03319
[Presentation] Minimizing movement approach for spirals evolving by crystalline curvature using level set functions2017
- Author(s)
  T. Ohtsuka
- Organizer
  Emerging Developments in Interfaces and Free Boundaries
- Place of Presentation
  Mathematisches Forschunginstitut Oberwolfach(Germany)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] 駆動力つきクリスタライン曲率流によるスパイラルの成長に対する最小化問題アプローチ2017
- Author(s)
  大塚岳
- Organizer
  第8-9回神戸大学解析セミナー
- Place of Presentation
  神戸大学理学部
- Invited
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] Evolution of polygonal spirals by crystalline eikonal-curvature flow with pinned center2016
- Author(s)
  T. Ishiwata and T. Ohtsuka
- Organizer
  Czech-Japanese-Polish Seminar in Applied Mathematics 2016
- Place of Presentation
  AGH University of Science and Technology(Poland)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] 結晶のスパイラル成長におけるインアクティブ・ペアについて2016
- Author(s)
  大塚岳
- Organizer
  表面・界面ダイナミクスの数理11
- Place of Presentation
  東京大学大学院数理科学研究科
- Invited
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] A level set method for evolution of spirals and its numerical simulations for crystal growth with evolving spiral steps2016
- Author(s)
  T. Ohtsuka
- Organizer
  Shokaku Mathematical Lecture Series by Professor Lawrence C. Evans and Nonlinear PDE satellite Workshop
- Place of Presentation
  東北大学川井ホール
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] A new level set method for spirals evolving by eikonal-curvature equation and its application to spiral crystal growth2016
- Author(s)
  T. Ohtsuka
- Organizer
  The 11th AIMS Conference on Dynamical Systems, Differential Equations and Applications
- Place of Presentation
  Hyatt Regency Orland, Florida(USA)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] A level set method for geometric evolution of spirals and its application2016
- Author(s)
  T. Ohtsuka
- Organizer
  SEMINAR, NUMERICAL ANALYSIS
- Place of Presentation
  KTH Royal Institute of Technology
- Year and Date
  2016-03-17
- Invited
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] A level set method for evolving spirals and its numerical simulations on the vertical growth rate of crystal surface by several spiral steps2016
- Author(s)
  T. Ohtsuka
- Organizer
  Karuizawa camp Workshop on interface motions and free boundary problems: mathematical analysis, modellings and experiments
- Place of Presentation
  いするの家, 西原脩三記念館
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] Optimal control problem for Allen-Cahn type equation associated with total variation energy2016
- Author(s)
  T. Ohtsuka
- Organizer
  The Fifth International Conference on Continuous Optimization
- Place of Presentation
  政策研究大学院大学
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] クリスタライン曲率流方程式による渦巻の成長について2016
- Author(s)
  大塚岳
- Organizer
  2016年度第10-12回明治非線形数理セミナー
- Place of Presentation
  明治大学中野キャンパス
- Invited
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] A level set approach for spirals and its application to spiral crystal growth2016
- Author(s)
  T. Ohtsuka
- Organizer
  NTT-BRL Seminar
- Place of Presentation
  NTT物性科学基礎研究所
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] Evolution of spirals by crystalline curvature and eikonal equation2015
- Author(s)
  T. Ohtsuka
- Organizer
  Mathematics for Nonlinear Phenomena: Analysis and Computation -International Conference in honor of Professor Yoshikazu Giga on his 60th birthday-
- Place of Presentation
  札幌コンベンションセンター
- Year and Date
  2015-08-16
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] A level set method for evolution of several spiral steps and its applications to spiral crystal growth2015
- Author(s)
  T. Ohtsuka
- Organizer
  Mathematical Aspects of Surface and Interface Dynamics X
- Place of Presentation
  東京大学大学院数理科学研究科
- Year and Date
  2015-10-28
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] 中心を固定された多角形型渦巻曲線の駆動力付きクリスタライン曲率流方程式による運動について2015
- Author(s)
  石渡哲哉, 大塚岳
- Organizer
  2016年度応用数学合同研究集会
- Place of Presentation
  龍谷大学瀬田キャンパス
- Year and Date
  2015-12-19
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] 異方的曲率流方程式によるスパイラルステップの運動2015
- Author(s)
  大塚岳
- Organizer
  表面・界面ダイナミクスの数理IX
- Place of Presentation
  東京大学大学院数理科学研究科
- Year and Date
  2015-04-22
- Invited
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] Growth rate of a surface by co-rotating pair of spiral steps evolving by an eikonal-curvature equation2014
- Author(s)
  T. Ohtsuka
- Organizer
  反応拡散現象に見られる境界層とその周辺の数理
- Place of Presentation
  明治大学中野キャンパス
- Year and Date
  2014-11-28
- Invited
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] 複数のらせん転位による結晶表面の成長速度の数値計算シミュレーション2014
- Author(s)
  大塚岳
- Organizer
  表面・界面ダイナミクスの数理VII
- Place of Presentation
  東京大学大学院数理科学研究科
- Year and Date
  2014-04-23
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] 渦巻成長のインアクティブペアにおける成長上限と定常解の構成について2014
- Author(s)
  大塚岳
- Organizer
  第36回発展方程式若手セミナー
- Place of Presentation
  休暇村南阿蘇
- Year and Date
  2014-08-30
- Invited
- Data Source
  KAKENHI-PROJECT-26400158
[Presentation] 符号拡散によるデータ分類法2014
- Author(s)
  大塚岳
- Organizer
  第15回さいたま数理解析セミナー
- Place of Presentation
  大宮ソニックシティ
- Year and Date
  2014-02-20
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 結晶のスパイラル成長の等高線法による定式化と渦巻ステップの挙動の解析2013
- Author(s)
  大塚岳
- Organizer
  日本数学会2013年度年会応用数学分科会特別講演
- Place of Presentation
  京都大学吉田キャンパス
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 曲率流方程式にしたがう渦巻曲線を表す等高線方程式の解のLipschitz連続性について2013
- Author(s)
  大塚岳
- Organizer
  東工大数理解析研究会
- Place of Presentation
  東京工業大学
- Year and Date
  2013-02-04
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Growth rate of a crystal surface evolving with a pair of screw dislocations2013
- Author(s)
  T. Ohtsuka
- Organizer
  Mathematical Aspects of Surface and Interface Dynamics VI
- Place of Presentation
  東京大学大学院数理科学研究科
- Year and Date
  2013-11-01
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] スパイラル成長による結晶表面の成長速度の数値計算シミュレーション2013
- Author(s)
  大塚岳
- Organizer
  表面・界面ダイナミクスの数理V
- Place of Presentation
  東京大学大学院数理科学研究科
- Year and Date
  2013-05-28
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Stability of bunched spirals and inactive pair in evolution of spirals with an eikonal-curvature flow2013
- Author(s)
  T. Ohtsuka
- Organizer
  Interfaces and Free Boundaries: Analysis, Control and Simulation
- Place of Presentation
  Mathematisches Forschungsinstitut Oberwolfach gGmbH (Germany)
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Stability of bunched spirals and inactive pair in evolution of spirals with an eikonal-curvature flow2013
- Author(s)
  T. Ohtsuka
- Organizer
  Oberwolfach Workshop Interfaces and Free Boundaries : Analysis, Control and Simulation
- Place of Presentation
  Mathematisches Forshungsinstitut Oberwolfach gGmbH (Germany)
- Year and Date
  2013-03-28
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Growth rate of a crystal surface with a co-rotating pair of spiral steps evolving by an eikonal-curvature flow2013
- Author(s)
  T. Ohtsuka
- Organizer
  RIMS研究集会「非線形現象に現れるパターン形成の数理解析」
- Place of Presentation
  京都大学
- Year and Date
  2013-10-30
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 結晶のスパイラル成長でのインアクティブペアにおける成長上限について2013
- Author(s)
  大塚岳
- Organizer
  第2回岐阜数理科学研究会
- Place of Presentation
  飛騨高山まちの博物館研修室
- Year and Date
  2013-09-18
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 拡散方程式を用いたデータ分類法2013
- Author(s)
  大塚岳
- Organizer
  Joint workshop on pure and applied mathematics
- Place of Presentation
  東北大学
- Year and Date
  2013-11-02
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 界面の発展現象に対する等高面の方法2013
- Author(s)
  大塚岳
- Organizer
  応用数学勉強会2013
- Place of Presentation
  芝浦工業大学
- Year and Date
  2013-12-16
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 曲率流方程式にしたがう渦巻曲線を表す等高線方程式の解のLipschitz連続性について2013
- Author(s)
  大塚岳
- Organizer
  東工大数理解析研究会
- Place of Presentation
  東京工業大学大岡山キャンパス
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Stability of a bunch of spirals evolving with an eikonal curvature flow equation2013
- Author(s)
  T. Ohtsuka
- Organizer
  SIAM Conference on Mathematical Aspects of Materials Science
- Place of Presentation
  Philadelphia (USA)
- Year and Date
  2013-06-12
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Evolution of a crystal surface by a co-rotating pair of screw dislocations2013
- Author(s)
  T. Ohtsuka
- Organizer
  Workshop on Free Boundaries in Laplacian Growth Phenomena and Related Topics
- Place of Presentation
  東北大学
- Year and Date
  2013-10-14
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Crystal growth by a co-rotating pair of screw dislocations2013
- Author(s)
  大塚岳・儀我美一・Y .-H. R. Tsai
- Organizer
  日本数学会2013年度秋季総合分科会
- Place of Presentation
  愛媛大学
- Year and Date
  2013-09-26
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 結晶のスパイラル成長の等高線法による定式化と渦巻ステップの挙動の解析2013
- Author(s)
  大塚岳
- Organizer
  日本数学会2013年度年会, 応用数学分科会
- Place of Presentation
  京都大学
- Year and Date
  2013-03-22
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] らせん転位の共回転対による結晶表面の成長速度2013
- Author(s)
  大塚岳
- Organizer
  HMMC セミナー
- Place of Presentation
  北海道大学電子科学研究所
- Year and Date
  2013-08-01
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 複数のスパイラルステップの等高線法によるシミュレーションと解析2012
- Author(s)
  大塚岳
- Organizer
  ニセコ冬の学校「結晶・物性・素粒子・数学」
- Place of Presentation
  北海道工業大学ニセコ山荘
- Year and Date
  2012-01-08
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Surface evolution by a pair of spiral steps evolving with an eikonal-curvature equation2012
- Author(s)
  T. Ohtsuka
- Organizer
  ALGORITMY 2012 minisymposium
- Place of Presentation
  Hotel Permon**** (Slovak)
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Lipschitz continuity of solutions to an eikonal-curvature flow equation for spiral evolution2012
- Author(s)
  大塚岳
- Organizer
  東北大学非線形偏微分方程式ワークショップ
- Place of Presentation
  東北大学理学研究科
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 複数のスパイラルステップに対する等高線の方法2012
- Author(s)
  大塚岳
- Organizer
  表面・界面ダイナミクスの数理III
- Place of Presentation
  東京大学大学院数理科学研究科
- Year and Date
  2012-05-17
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Surface evolution by a pair of spiral steps evolving with an eikonal-curvature equation2012
- Author(s)
  T. Ohtsuka
- Organizer
  ALGORITMY 2012
- Place of Presentation
  Hotel Permon**** (Slovak)
- Year and Date
  2012-09-10
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 結晶のスパイラル成長におけるインアクティブペアの存在と束状ステップの運動の安定性について2012
- Author(s)
  大塚岳
- Organizer
  非線形現象の数値シミュレーションと解析2012
- Place of Presentation
  北海道大学
- Year and Date
  2012-03-08
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Lipschitz continuity of solutions to an eikonal-curvature flow equation for spiral evolution2012
- Author(s)
  大塚岳
- Organizer
  東北大学非線形偏微分方程式ワークショップ
- Place of Presentation
  東北大学
- Year and Date
  2012-09-27
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 駆動力付き曲率流方程式における渦巻曲線の運動での束の安定性およびインアクティブペアにおける定常解について2012
- Author(s)
  大塚岳
- Organizer
  京都駅前セミナー
- Place of Presentation
  キャンパスプラザ京都
- Year and Date
  2012-10-19
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 複数のスパイラルステップの等高線法によるシミュレーションと解析2012
- Author(s)
  大塚岳
- Organizer
  ニセコ冬の学校「結晶・物性・素粒子・数学」
- Place of Presentation
  北海道工業大学ニセコ山荘
- Year and Date
  2012-01-08
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 駆動力つき曲率流方程式で運動する渦巻曲線の束の安定性2012
- Author(s)
  大塚岳, 儀我美一, Y.-H.R.Tsai
- Organizer
  日本数学会2012年度年会,応用数学分科会
- Place of Presentation
  東京理科大学
- Year and Date
  2012-03-29
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 結晶表面上の渦巻模様の運動2012
- Author(s)
  大塚岳
- Organizer
  渦の特徴付け
- Place of Presentation
  北海道大学理学部数学科
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 結晶表面上の渦巻模様の運動2012
- Author(s)
  大塚岳
- Organizer
  渦の特徴付け
- Place of Presentation
  北海道大学
- Year and Date
  2012-08-06
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 界面の運動を解析する数学的手法2012
- Author(s)
  大塚岳
- Organizer
  計算材料科学研究拠点(CMRI)第一回シンポジウム
- Place of Presentation
  東北大学
- Year and Date
  2012-06-19
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 界面の運動を解析する数学的手法2012
- Author(s)
  大塚岳
- Organizer
  計算材料科学研究拠点(CMRI)第一回シンポジウム
- Place of Presentation
  東北大学金属材料研究所
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Evolution of spirals by an eikonal-curvature flow equation with a single level set formulation2012
- Author(s)
  T. Ohtsuka
- Organizer
  The 37th Sapporo Symposium on Partial Differential Equations
- Place of Presentation
  北海道大学
- Year and Date
  2012-08-27
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 駆動力付き曲率流方程式における渦巻曲線の運動での束の安定性およびインアクティブペアにおける定常解の存在2012
- Author(s)
  大塚岳
- Organizer
  京都駅前セミナー
- Place of Presentation
  キャンパスプラザ京都
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 駆動力付き曲率流方程式で運動する渦巻曲線の束の安定性2012
- Author(s)
  大塚岳・儀我美一・Y .-H. R. Tsai
- Organizer
  日本数学会2012年度年会
- Place of Presentation
  東京理科大学
- Year and Date
  2012-03-29
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Evolution of spirals by an eikonal-curvature flow equation with a single level set formulation2012
- Author(s)
  T. Ohtsuka
- Organizer
  The 37th Sapporo Symposium on Partial Differential Equations
- Place of Presentation
  北海道大学理学部数学科
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] A level set method for evolving spirals by the mean curvature flow with driving force2011
- Author(s)
  大塚岳
- Organizer
  Computing in Image Processing, Computer Graphics, Virtual Surgery, and Sports
- Place of Presentation
  University of Minnesota (U.S.A.)
- Year and Date
  2011-03-07
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Inactive pair and stability of bunched steps in spiral crystal growth2011
- Author(s)
  大塚岳
- Organizer
  N.L.P.M.サマーセミナー
- Place of Presentation
  料理旅館紅葉屋(愛知県知多郡)
- Year and Date
  2011-08-06
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Inactive pair and bunching phenomena in spiral crystal growth2011
- Author(s)
  T. Ohtsuka
- Organizer
  ICIAM2011
- Place of Presentation
  Vancouver (Canada)
- Year and Date
  2011-07-18
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 趣旨と渦巻模様2011
- Author(s)
  儀我美一, 大塚岳
- Organizer
  渦の特徴付け
- Place of Presentation
  北海道大学
- Year and Date
  2011-08-03
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Stability of bunched steps in spiral crystal growth2011
- Author(s)
  T.Ohtsuka
- Organizer
  Dutch-Japanese Workshop Analysis of non-equilibrium evolution problems : selected topics in material and life sciences
- Place of Presentation
  Technische Universiteit Eindhoven, Eindhoven (Netherlands)
- Year and Date
  2011-11-09
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] A level set method for evolving spirals by the mean curvature flow with driving force, Computing in Image Processing2011
- Author(s)
  T. Ohtsuka
- Organizer
  Computer Graphics, Virtual Surgery , and Sports
- Place of Presentation
  University of Minnesota (USA)
- Year and Date
  2011-03-07
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Stability of bunched steps in spiral crystal growth2011
- Author(s)
  T. Ohtsuka
- Organizer
  Dutch-Japan Workshop Analysis of non-equilibrium evolution problems : selected topics in material and life sciences
- Place of Presentation
  Technische Universiteit Eindhoven (Netherlands)
- Year and Date
  2011-11-09
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Inactive pair and bunching phenomena in spiral crystal growth2011
- Author(s)
  T.Ohtsuka
- Organizer
  Anisotropic Evolution of Interfaces Part II of II, I CIAM2011 Minisymposium
- Place of Presentation
  Vancouver Convention Centre (Canada)
- Year and Date
  2011-07-18
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 綾織り模様について2011
- Author(s)
  大塚岳
- Organizer
  表面・界面ダイナミクスの数理I
- Place of Presentation
  東京大学大学院数理科学研究科
- Year and Date
  2011-05-12
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Inactive pair and stability of bunched steps in spiral crystal growth2011
- Author(s)
  大塚岳
- Organizer
  N.L.P.M. サマーセミナー
- Place of Presentation
  料理旅館紅葉屋(愛知県)
- Year and Date
  2011-08-06
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 綾織り模様について2011
- Author(s)
  大塚岳
- Organizer
  表面・界面ダイナミクスの数理 I
- Place of Presentation
  東京大学大学院数理科学研究科
- Year and Date
  2011-05-12
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] スパイラル成長の数理モデルにおけるバンチング現象の安定性、およびinactive pairにおける定常解について2010
- Author(s)
  大塚岳
- Organizer
  九州関数方程式セミナー
- Place of Presentation
  福岡大学セミナーハウス
- Year and Date
  2010-11-19
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] A level set method for spiral crystal growth and growth rate of crystal surface2010
- Author(s)
  T. Ohtsuka
- Organizer
  Tutorial Lectures and Interdisciplinary Conference "Mathematical Aspects of Crystal Growth"
- Place of Presentation
  北海道大学
- Year and Date
  2010-07-26
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Numerical simulations for spiral crystal growth with impurity, interlaced spiral and variable step velocity2010
- Author(s)
  T. Ohtsuka
- Organizer
  Tutorial Lectures and Interdisciplinary Conference "Mathematical Aspects of Crystal Growth"
- Place of Presentation
  北海道大学
- Year and Date
  2010-07-26
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Allen-Cahn type equation for multiple or spiral steps and its singular limit2010
- Author(s)
  大塚岳
- Organizer
  第22回CRESTセミナー
- Place of Presentation
  東北大学
- Year and Date
  2010-10-15
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Allen-Cahn type equation for multiple or spiral steps and its singular limit2010
- Author(s)
  大塚岳
- Organizer
  第22回CREST セミナー
- Place of Presentation
  東北大学
- Year and Date
  2010-10-15
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Level set method for spirals and evolution of crystal surface by a pair of screw dislocations2010
- Author(s)
  T.Ohtsuka
- Organizer
  Workshop Extrinsic Geometric Flows
- Place of Presentation
  University of Valencia
- Year and Date
  2010-09-04
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Level set method for spirals and evolution of crystal surface by a pair of screw dislocations2010
- Author(s)
  T. Ohtsuka
- Organizer
  Workshop Extrinsic Geometric Flows
- Place of Presentation
  Valencia (Spain)
- Year and Date
  2010-09-04
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] スパイラル成長の数理モデルにおけるバンチング現象の安定性, および inactive pairにおける定常解について2010
- Author(s)
  大塚岳
- Organizer
  九州関数方程式セミナー
- Place of Presentation
  福岡大学セミナーハウス
- Year and Date
  2010-11-19
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Uniqueness and existence of evolutions for spirals by a curvature flow equation with a driving force2008
- Author(s)
  大塚岳
- Organizer
  非線形偏微分方程式とその応用
- Place of Presentation
  神戸大学
- Year and Date
  2008-01-09
- Data Source
  KAKENHI-PROJECT-17740091
[Presentation] Optimal control for singular diffusion equations with constraint and its numerical computation2008
- Author(s)
  大塚岳
- Organizer
  第25回九州における偏微分方程式研究集会
- Place of Presentation
  九州大学
- Year and Date
  2008-01-30
- Data Source
  KAKENHI-PROJECT-17740091
[Presentation] The singular limit of the Allen-Cahn type equation with multiple-weel potentials2007
- Author(s)
  T., Ohtsuka
- Organizer
  International Conference for the 25th Anniversary of Viscosity solution
- Place of Presentation
  東京大学
- Year and Date
  2007-06-06
- Data Source
  KAKENHI-PROJECT-17740091
[Presentation] 駆動力付き曲率流の等高線方程式による渦巻曲線の運動の一意性2007
- Author(s)
  後藤俊一、中川真紀、大塚岳
- Organizer
  日本数学会秋季総合分科会函数方程式論分科会
- Place of Presentation
  東北大学
- Year and Date
  2007-09-24
- Data Source
  KAKENHI-PROJECT-17740091
[Presentation] Existence and uniqueness of level sets for spiral crystal growth2007
- Author(s)
  T., Ohtsuka
- Organizer
  6th international congress on industrial and applied mathematics, Minisymposium Level set method: current development
- Place of Presentation
  ETH Zurich
- Year and Date
  2007-07-18
- Data Source
  KAKENHI-PROJECT-17740091
[Presentation] Numerical simulations for optimal controls of Allen-Cahn type equations with constraint2007
- Author(s)
  T., Ohtsuka
- Organizer
  International Conference on Free Boundary Problems in Chiba 2007
- Place of Presentation
  千葉大学
- Year and Date
  2007-11-26
- Data Source
  KAKENHI-PROJECT-17740091
[Presentation] Growth rate of a crystal surface with a co-rotating pair of spiral steps evolving by an eikonal-curvature flow
- Author(s)
  大塚岳
- Organizer
  RIMS研究集会「非線形現象に現れるパターン形成の数理解析」
- Place of Presentation
  京都大学数理解析研究所
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 符号拡散によるデータ分類法
- Author(s)
  大塚岳
- Organizer
  第15回さいたま数理解析セミナー
- Place of Presentation
  大宮ソニックシティ5階（埼玉大学サテライトキャンパス）
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Crystal growth by a co-rotating pair of screw dislocations
- Author(s)
  大塚岳, 儀我美一, Y.-H. R. Tsai
- Organizer
  日本数学会2013年度秋季総合分科会応用数学分科会
- Place of Presentation
  愛媛大学
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Evolution of a crystal surface by a co-rotating pair of screw dislocations
- Author(s)
  T. Ohtsuka
- Organizer
  Workshop on Free Boundaries in Laplacian Growth Phenomena and Related Topics
- Place of Presentation
  東北大学大学院理学研究科川井ホール
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] Stability of a bunch of spirals evolving with an eikonal-curvature flow equation
- Author(s)
  T. Ohtsuka
- Organizer
  Surface Evolution by Geometric Laws Controlling Interfacial Motions: Minisymposium on SIAM Conference on Materials Science
- Place of Presentation
  DoubleTree by Hilton Hotel Philadelphia, Pennsylvania, USA
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] らせん転位の共回転対による結晶表面の成長速度
- Author(s)
  大塚岳
- Organizer
  HMMCセミナー
- Place of Presentation
  北海道大学電子科学研究所
- Invited
- Data Source
  KAKENHI-PROJECT-22740109
[Presentation] 拡散方程式を用いたデータ分類法
- Author(s)
  大塚岳
- Organizer
  Joint workshop on pure and applied mathematics
- Place of Presentation
  東北大学大学院理学研究科川井ホール
- Invited
- Data Source
  KAKENHI-PROJECT-22740109

1. UMEDA Noriaki

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
2. GIGA Mi-Ho

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
3. 儀我美一

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

Ohtsuka Takeshi 大塚 岳

大塚 岳 オオツカ タケシ

OHTSUKA Takeshi 大塚 岳

Research Projects

Research Products

Co-Researchers

Study on variational level set method for evolution of spirals by crystalline curvature flowPrincipal Investigator

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Study on bunching phenomena of interface motion by combined dynamicsPrincipal Investigator

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Analysis on singular behavior of interfaces by multiple interface dynamicsPrincipal Investigator

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結晶のスパイラル成長を表す数理モデルの研究Principal Investigator

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[Journal Article] A level set approach reflecting sheet structure with single auxiliary function for evolving spirals on crystal surfaces2015

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DOI

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[Journal Article] 渦巻成長のインアクティブペアにおける成長上限と定常解の構成について2014

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[Journal Article] Discontinuous stationary solution to generalized eikonal-curvature equation and its stability2014

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NAID

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[Journal Article] On behavior of signs for the heat equation and a diffusion method for data separation2013

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[Journal Article] On behavior of signs for the heat equation and a diffusion method for data separation2013

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DOI

NAID

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[Journal Article] Optimal control problem for Allen-Cahn type equation associated with total variation energy2012

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[Journal Article] Evolution of spirals by an eikonal-curvature flow equation with a single level set formulation2012

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[Journal Article] Optimal control problem for Allen-Cahn type equation associated with total variation energy2012

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[Journal Article] On behavior of signs for the heat equation and a diffusion method for data separation2012

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NAID

Data Source

[Journal Article] Interface evolution by tristable Allen-Cahn equation with collision free condition2010

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[Journal Article] Interface evolution by tristable Allen-Cahn equation with collision free condition2010

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Ohtsuka Takeshi 大塚岳

大塚岳オオツカタケシ

OHTSUKA Takeshi 大塚岳