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OHNAKA Kohzaburo  大中 幸三郎

ORCIDConnect your ORCID iD *help
Researcher Number 60127199
Other IDs
External Links
Affiliation (based on the past Project Information) *help 2008 – 2009: 大阪大学, 工学研究科, 准教授
2007 – 2008: Osaka University, Graduate School of Engineering, Associate Professor
2006: 大阪大学, 大学院工学研究科, 助教授
1998 – 2005: 大阪大学, 大学院・工学研究科, 助教授
1990 – 1996: Osaka University, Mathematical Sciences, Associate Professor, 工学部, 助教授 … More
1994: FACULTY OF TECHNOLOGY OSAKA UNIVERSITY ASSISTNAT PROFESSOR, 医学部, 助教授
1989: 大阪大学, 工学部, 講師
1988: 大阪大学, 工学部, 助教授 Less
Review Section/Research Field
Principal Investigator
Engineering fundamentals / Engineering fundamentals
Except Principal Investigator
解析学 / Global analysis / 物理計測・光学 / Nursing / Informatics / Thin film/Surface and interfacial physical properties / General mathematics (including Probability theory/Statistical mathematics) / General mathematics (including Probability theory/Statistical mathematics)
Keywords
Principal Investigator
Inverse Source Problem / 代用電荷法 / 双極子モデル / ソース逆問題 / Numerical Method / ヘルムホルツ方程式 / 数値解法 / ポアソン方程式 / Magnetoencephalogram / Charge Simulation Method … More / Boundary Integral / Poisson Equation / Dipole Model / 3次元ポアソン方程式 / Charee Simulation Method / Scalar Wave Eouation / Poisson Eouation / 誤差評価 / 波動方程式 / 非定常問題 / 数理工学 / Maxwell Equation / ボアソン方程式 / 脳磁図解析 / マックスウエル方程式 / 数値計算アルゴリズム / 脳磁図分析 / 境界積分表現 … More
Except Principal Investigator
Stability / 安定性 / Fixed Point Theorems / Oscillation / Asymptotic Behavior / Liapunov's Method / Periodicity / Ordinary Differential Equations / Boundary Value Problems / 非線形拡散方程式系 / 不動点定理 / 周期解 / 漸近的性質 / 常微分方程式系 / Invarince Principle / 画像処理 / 数値解析 / 放物型方程式 / Liaqunov's Method / Periodisity / 振動性 / 漸近性 / 解の一意性 / 常微分方程式 / リヤプノフの方法 / 解の振動性 / 境界値問題 / dinary Differential Equations / Pattern formation / Chemotaxis-growth model / Simulation / Reliability / Nonlinear diffusion system / Attractor / Dynamical system / 走行性・増殖モデル / パターン形成 / 走化性・増殖モデル / シミュレーション / 信頼性 / アトラクター / 無限次元力学系 / Convergence / Stalility / Runge-Kutta Methocl / Finite Element Methocl / Numerical Calculation / Non Lineur Diffusion / Chemotactic Equations / 走化性方程式 / 空間パターン / 収束性 / Runge-Kutta法 / 有限要素法 / 数値計算 / 走化性方程式系 / FOULER SPECTROMETRY / SPECTRAL SHIFT / WOLF EFFECT / INTERFEROMETRY / FAST SPECTROMETRY / OPTICAL METROLOGY / IMAGE PROCESSING / SPECTRAL IMAGES / データ圧縮 / 自己組織化 / ニューラルネットワーク / 高速分光計測法 / フーリエ分光法 / スペクトルシフト / Wolf効果 / 干渉法 / 高速分光 / 光計測 / 分光画像 / Boundary Element Method / Finite Element Method / Circulatory Movement / Bedsore / The aged / 精神的刺激の必要 / 体位変換の効果 / 褥瘡予防 / 血流 / 深部温 / 圧迫部位の組織 / 半背臥位と側臥位 / 境界要素解析 / 有限要素解析 / 循環動態 / 褥瘡 / 老人 / リエナ-ル方程式 / 非線形関数解析学 / 振動論 / リエナール方程式 / Stability Equations / Ordinary Differential / データフロー計算機 / コネクションマシン / ジョセフソンコンピュータ / スーパーコンピュータ / 流体力学 / 構造力学 / 物性物理学 / ベクトル化 / 計算結果の可視化 / 性能評価 / ライブラリ / ス-パ-コンピュ-タ / 水素吸着 / 物性実験 / 計算物理 / 放射線・X線・粒子線 / 表面・界面物性 / 走査トンネル顕微鏡法 / 共鳴核反応法 / 水素吸蔵 / 拡散 / 共鳴核反応法走査トンネル顕微鏡法 / 量子ダイナミクス / サブ表面 / 表面 / 水素 / 医用工学 / 数理工学 / 応用数学 / 数値解法 / 逆問題 / ポアソン方程式 / 合流型超幾何関数 / 反復数値解法 / 代数方程式 / 非線形方程式 / 線形化安定性 / 準線形 Less
  • Research Projects

    (14 results)
  • Research Products

    (27 results)
  • Co-Researchers

    (30 People)
  •  Quantum states of the hydrogen atom on solid surfaces, in sub-surfaces and in bulk crystals.

    • Principal Investigator
      KASAI Hideaki
    • Project Period (FY)
      2007 – 2009
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Thin film/Surface and interfacial physical properties
    • Research Institution
      Osaka University
  •  A Study on the High-Accuracy Numerical Reconstruction Methods for the Solution of Some Inverse Problems for Partial Differential Equations

    • Principal Investigator
      OHE Takashi
    • Project Period (FY)
      2006 – 2008
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      Okayama University of Science
  •  Construction of Numerical Method for Inverse Source Problem in BioengineeringPrincipal Investigator

    • Principal Investigator
      OHNAKA Kohzaburo
    • Project Period (FY)
      2005 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Engineering fundamentals
    • Research Institution
      Osaka University
  •  Numerical analysis of attractors determined from nonlinear diffusion systems

    • Principal Investigator
      YAGI Atsushi
    • Project Period (FY)
      2002 – 2003
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Global analysis
    • Research Institution
      Osaka University
  •  Practical Identification of Dipolar Sources in Human BrainPrincipal Investigator

    • Principal Investigator
      OHNAKA Kohzaburo
    • Project Period (FY)
      2002 – 2004
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Engineering fundamentals
    • Research Institution
      Osaka University
  •  Identification of Dipoles in BioengineeringPrincipal Investigator

    • Principal Investigator
      OHNAKA Kohzaburo
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Engineering fundamentals
    • Research Institution
      Osaka University
  •  Numerical Amalysis and Glolal Behavioz of Chemotactic Equations

    • Principal Investigator
      YAGI Atsushi
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Global analysis
    • Research Institution
      Osaka University
  •  反復法による非線形方程式の数値解法の研究

    • Principal Investigator
      都田 艶子
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      General mathematics (including Probability theory/Statistical mathematics)
    • Research Institution
      Osaka University
  •  準線形放物型方程式の線形化安定性について

    • Principal Investigator
      YAGI Atsushi
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Osaka University
  •  A CLINICAL NURSING STUDY OF THE INFLUENCE OF CIRCULATORY MOVEMENT ON BEDSORES IN AGED PATIENTS USING THE FINITE ELEMENT METHOD

    • Principal Investigator
      ASO Yoko, UJIIE Sachiko
    • Project Period (FY)
      1992 – 1994
    • Research Category
      Grant-in-Aid for General Scientific Research (B)
    • Research Field
      Nursing
    • Research Institution
      Osaka University
  •  Development of Microscopic Super-Parallel Spectral Imager and Data Processing System

    • Principal Investigator
      ITOH Kazuyoshi
    • Project Period (FY)
      1992 – 1993
    • Research Category
      Grant-in-Aid for Developmental Scientific Research (B)
    • Research Field
      物理計測・光学
    • Research Institution
      Osaka University
  •  Asymptotic behaviors and oscillation of solutions for differential equation

    • Principal Investigator
      SAITO Seiji, YAMAMOTO Minoru
    • Project Period (FY)
      1991 – 1993
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Osaka University
  •  ス-パ-コンピュ-タの高度利用に関する総合的研究

    • Principal Investigator
      星野 聰
    • Project Period (FY)
      1988 – 1989
    • Research Category
      Grant-in-Aid for Co-operative Research (A)
    • Research Field
      Informatics
    • Research Institution
      Kyoto University
  •  Asymptotic Behavior and Periodisity of Solutions of Differdntial Equations

    • Principal Investigator
      YAMAMOTO Minoru
    • Project Period (FY)
      1988 – 1990
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Osaka University

All 2008 2007 2006 2005 2004 2003 2002 Other

All Journal Article Presentation

  • [Journal Article] A Direct Identification Method of a Point Source for 3-dimensional Scalar Wave Equation2008

    • Author(s)
      H. Inui, K. Ohnaka
    • Journal Title

      Information 11

      Pages: 171-178

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] A Direct Identification Method of a Point Source for 3-dimensional Scalar Wave Equation2008

    • Author(s)
      H. Inui, K. Ohnaka
    • Journal Title

      Information 11(In press)

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] On an Inverse Source Problem for 3-dimensional Wave Equation2008

    • Author(s)
      K. Ohnaka, H. Inui
    • Journal Title

      Joint Research on Environmental Science and Technology for the Earth ; Annual Report of FY 2007

      Pages: 544-547

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] A Direct Identification Method of a Point Source for 3-dimensional Scalar Wave Equation2008

    • Author(s)
      H. Inui and K. Ohnaka
    • Journal Title

      Information Vol.11

      Pages: 171-178

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] On an Inverse Source Problem for 3-dimensional Wave Equation2008

    • Author(s)
      K. Ohnaka and H. Inui
    • Journal Title

      Joint Research on Environmental Science and Technology for the Earth, Annual Report of FY 2007, M. Ike and P. H. Viet (eds.)

      Pages: 544-547

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] A Direct Identification Method for Current Dipoles from Electromagnetic Fields2007

    • Author(s)
      K., Yamatani, T., Ohe, K., Ohnaka
    • Journal Title

      J. Computational and Applied Mathematics 201-1

      Pages: 164-174

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17560052
  • [Journal Article] On a numerical solution of the Cauchy problem for the Laplace equation by the fundamental solutions method2007

    • Author(s)
      T. Ohe, K. Yamatani, K. Ohnaka
    • Journal Title

      Proceedings on Applied Mathematics and Mechanics (PAMM)(発行年は2007年であるが、実際に出版されたのは2008年9月18日(online)である) 7

      Pages: 2040035-2040036

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] A direct identification method for current dipoles from electromagnetic fields2007

    • Author(s)
      K. Yamatani, T. Ohe and K. Ohnaka
    • Journal Title

      Journal of Computational and Applied Mathematics Vol.201

      Pages: 164-174

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] On a numerical solution of the Cauchy problem for the Laplace equation by the fundamental solutions method2007

    • Author(s)
      Takashi Ohe, Katsu Yamatani, Kohzaburo Ohnaka
    • Journal Title

      Proceedings on Applied Mathematics and Mechanics Vol.7

      Pages: 2040035-2040036

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] A direct identification method for current dipoles from electromagnetic fields2007

    • Author(s)
      K.Yamatani, T.Ohe, K.Ohnaka
    • Journal Title

      Journal of Computational and Applied Mathematics 201

      Pages: 164-174

    • Data Source
      KAKENHI-PROJECT-18540150
  • [Journal Article] An Identification Method of Dipolar Sources in Homogeneous Space for Time-Harmonic Maxwell's Equations2005

    • Author(s)
      H., Inui, K., Ohnaka
    • Journal Title

      Scientiae Mathematicae Japonicae 62-1

      Pages: 119-129

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17560052
  • [Journal Article] Uniqueness and Convergence of Numerical Solution of the Cauchy Problem for the Laplace Equation by a Charge Simulation Method2004

    • Author(s)
      T.Ohe, K.Ohnaka
    • Journal Title

      Japan Journal of Industrial and Applied Mathematics 21-3

      Pages: 339-359

    • NAID

      10018379815

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14550059
  • [Journal Article] An Identification Method of Point Sources for Three-dimensional Helmholtz Equation using Weighted Integral2004

    • Author(s)
      H.Inui, K.Ohnaka
    • Journal Title

      Transactions of the Japan Society for Industrial and Applied Mathematics (in Japanese) 14-3

      Pages: 179-192

    • NAID

      110001878254

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14550059
  • [Journal Article] A Reliable Identification of Electric Current Dipoles using Harmonic Functions2003

    • Author(s)
      H.Inui, K.Yamatani, K.Ohnaka
    • Journal Title

      Journal of Computational and Applied Mathematics 157-1

      Pages: 107-123

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14550059
  • [Journal Article] An Identification Method of Electric Current Dipoles in Spherically Symmetric Conductor2002

    • Author(s)
      K.Yamatani, T.Ohe, K.Ohnaka
    • Journal Title

      Journal of Computational and Applied Mathematics 143-2

      Pages: 189-200

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-14550059
  • [Journal Article] A Direct Identification Method of a Point Source for 3-dimensional Scalar Wave Equation

    • Author(s)
      H., Inui, K., Ohnaka
    • Journal Title

      Information (in press)

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17560052
  • [Presentation] Laplace方程式のCauchy問題に対する代用電荷法の正則化について2008

    • Author(s)
      大江貴司, 大中幸三郎
    • Organizer
      日本応用数理学会環瀬戸内応用数理研究部会第12回シンポジウム
    • Place of Presentation
      山形大学理学部
    • Year and Date
      2008-10-12
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Presentation] On a numerical solution of the Cauchy problem for he Laplace equation by the fundamental solutions method2007

    • Author(s)
      T. Ohe, K. Yamatani and K. Ohnaka
    • Organizer
      The 6th International Congress on Industrial and Applied Mathematics
    • Place of Presentation
      University of Zurich, Switzerland
    • Year and Date
      2007-07-20
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Presentation] On a Numerical Solution of the Cauchy Problem for the Laplace Equation by the Fundamental Solutions Method2007

    • Author(s)
      T., Ohe, K., Ohnaka, K., Yamatani
    • Organizer
      6th Internat. Congress on Industrial and Applied Mathematics(ICIAM07)
    • Place of Presentation
      ETH Zurich and Univ. of Zurich(Switzerland)
    • Year and Date
      2007-07-20
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17560052
  • [Presentation] 変化する強度を持つ複数点波源に対する同定2007

    • Author(s)
      乾裕一,大中幸三郎
    • Organizer
      日本応用数理学会2007年度年会
    • Place of Presentation
      北海道大学
    • Year and Date
      2007-09-15
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Presentation] On the Identification of Point Sources for Wave Equation using Weighted Integral2007

    • Author(s)
      H., Inui, K., Ohnaka
    • Organizer
      The 2007 annual meeting of JSIAM
    • Place of Presentation
      Hokkaido Univ.(in Japanese)
    • Year and Date
      2007-09-15
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17560052
  • [Presentation] On a numerical solution of the Cauchy problem for the Laplace equation by the fundamental solutions method2007

    • Author(s)
      T. Ohe, K. Ohnaka, K. Yamatani
    • Organizer
      ICIAM07
    • Place of Presentation
      Zurich,Switzerland
    • Year and Date
      2007-07-20
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Presentation] A Numerical Method for the Laplace Equation for the Cauchy Data given on an Arc2006

    • Author(s)
      T., Ohe, K., Yamatani, K., Ohnaka
    • Organizer
      The 2006 annual meeting of JSIAM
    • Place of Presentation
      Tsukuba Univ(in Japanese)
    • Year and Date
      2006-09-16
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17560052
  • [Presentation] 円弧上で与えられたCauchy条件に対するLaplace方程式の数値解法について2006

    • Author(s)
      大江貴司, 大中幸三郎
    • Organizer
      日本応用数理学会2006年度年会
    • Place of Presentation
      筑波大学
    • Year and Date
      2006-09-16
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Presentation] A Numerical Method for Finding Current Sources for Time-Harmonic Maxwell's Equations2006

    • Author(s)
      K. Ohnaka
    • Organizer
      The Sixth East Asia PDE Conference
    • Place of Presentation
      武漢大学(中国)
    • Year and Date
      2006-05-16
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-17560052
  • [Presentation] A Numerical Method for Finding Current Sources for Time-Harmonic Maxwell's Equations2006

    • Author(s)
      K. Ohnaka
    • Organizer
      The Sixth East Asia PDE Conference
    • Place of Presentation
      Wuhan University, China
    • Year and Date
      2006-05-16
    • Data Source
      KAKENHI-PROJECT-18540150
  • [Presentation] A Numerical Method for Finding Current Sources for Time-Harmonic Maxwell's Equations2006

    • Author(s)
      K., Ohnaka
    • Organizer
      The Sixth East Asia PDE Conference
    • Place of Presentation
      Wuhan Univ. (China)
    • Year and Date
      2006-05-16
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-17560052
  • 1.  YAGI Atsushi (70116119)
    # of Collaborated Projects: 8 results
    # of Collaborated Products: 0 results
  • 2.  SAITO Seiji (90225714)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 0 results
  • 3.  YAMATANI Katsu (80293611)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 11 results
  • 4.  NAKAGUCHI Etsushi (70304011)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 0 results
  • 5.  MIYAKODA Tsuyako (80174150)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 6.  OHE Takashi (90258210)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 13 results
  • 7.  YAMAMOTO Yoshitaka (30259915)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 0 results
  • 8.  MARUO Kenji (90028225)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 9.  NAGABUCHI Yutaka (60252607)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 10.  MOHRI Masayuki (80127307)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 11.  IKEHATA Masaru (90202910)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 12.  YAMAMOTO Minoru (50029419)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 13.  ASO Yoko (80127175)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 14.  UJIIE Sachiko (90030006)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 15.  KASAI Hideaki (00177354)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  NAKANISHI Hiroshi (40237326)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  OKANO Tastsuo (60011219)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  FUKUTANI Katsuyuki (10228900)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  ITAZAKI Noriyoshi (90223073)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 20.  TANAKA Yuka (80236645)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 21.  MARUHASHI Sawako (30030018)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 22.  ITOH Kazuyoshi (80113520)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 23.  INOUE Takashi (40213160)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 24.  TSUJIKAWA Tohru (10258288)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 25.  星野 聰 (90025867)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 26.  島崎 真昭 (60026242)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 27.  安達 淳 (80143551)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 28.  金田 康正 (90115551)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 29.  三好 克彦 (70200219)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 30.  坂田 定久 (60175362)
    # of Collaborated Projects: 1 results
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