Updated on 2021/03/02
博士（工学） ( 2013.3 九州大学 )
転位，破壊，強度，電子顕微鏡
Kagoshima University Research Field in Engineering, Science and Engineering Area Graduate School of Science and Engineering (Engineering) Department of Engineering Mechanical Engineering Program Associate Professor
2020.4
Kagoshima University Research Field in Engineering, Science and Engineering Area Graduate School of Science and Engineering (Engineering) Mechanical Engineering Course Associate Professor
2019.4 - 2020.3
Kagoshima University Research Field in Engineering, Science and Engineering Area Graduate School of Science and Engineering (Engineering) Mechanical Engineering Course Assistant Professor
2013.4 - 2019.3
日本鉄鋼協会
2015.10
日本金属学会
2015.10
S. Sadamatsu，M. Tanaka，K. Higashida, S. Matsumura . Transmission electron microscopy of bulk specimens over 10 µm in thickness . Ultramicroscopy162 10 - 16 2016.3Transmission electron microscopy of bulk specimens over 10 µm in thicknessReviewed
足立吉隆，新川田圭介，奥野晃弘，弘川奨悟，田口茂樹，定松直 . 初歩的な人工知能によるDP鋼の高次元組織データ駆動型応力−ひずみ曲線の予測 . 鉄と鋼102 ( 1 ) 47 - 55 2015.12初歩的な人工知能によるDP鋼の高次元組織データ駆動型応力−ひずみ曲線の予測Reviewed
田畑亮，鶴園弘明，定松直，足立吉隆 . 画像相関法によるFe-Mn-Si合金フェライトの塑性変形挙動解析 . 熱処理55 ( 6 ) 368 - 377 2015.12画像相関法によるFe-Mn-Si合金フェライトの塑性変形挙動解析Reviewed
足立吉隆，定松直，増田雄太，吉田拓真，松下康弘 . 情報統計力学に基づいた高次元データ駆動型特性予測 . 軽金属64 ( 11 ) 533 - 541 2014.11情報統計力学に基づいた高次元データ駆動型特性予測Reviewed
佐藤直子，定松直，足立吉隆 . 材料組織の形態評価と展望 . 鉄と鋼100 ( 10 ) 1182 - 1190 2014.9材料組織の形態評価と展望Reviewed
定松直，東田賢二 . パーライト鋼中における応力分配の堆積転位内部応力による理解 . 鉄と鋼 日本鉄鋼協会98 ( 6 ) 328 - 330 2012.5パーライト鋼中における応力分配の堆積転位内部応力による理解Reviewed
Masaki Tanaka，Sunao Sadamatsu，Kenji Higashida . The Early Stage of Dislocation Process around a Crack Tip Observed by HVEM-Tomography in Silicon Single Crystals . Materials Transactions，The Japan Institute of Metals and Materials52 ( 3 ) 352 - 357 2011.3The Early Stage of Dislocation Process around a Crack Tip Observed by HVEM-Tomography in Silicon Single CrystalsReviewed
Masaki Tanaka，Sunao Sadamatsu，G. L. Liu，Hiroto Nakamura，Kenji Higashida，I. M. Robertson . Sequential multiplication of dislocation sources along a crack front revealed by HVEM-tomography . J. Mater. Res.26 ( 4 ) 508 - 513 2011.2Sequential multiplication of dislocation sources along a crack front revealed by HVEM-tomographyReviewed
Masaki Tanaka, Kenji Higashida, Sunao Sadamatsu and Hiroto Nakamura . Crack tip dislocations observed by electron tomography in single crystal silicon . Proceedings of the 31st Riso International Symposium on Materials Science: Challenges in materials science and possibilities in 3D and 4D characterization techniques 443 - 448 2010.9Crack tip dislocations observed by electron tomography in single crystal siliconReviewed
Masaki Tanaka，Masaki Honda，S. Sadamatsu，Kenji Higashida . 3-D structures of crack-tip dislocations and their shielding effect revealed by electron tomography . J. Electron Microsc.59 S55 - S60 2010.83-D structures of crack-tip dislocations and their shielding effect revealed by electron tomographyReviewed
Sunao Sadamatsu，Masaki Tanaka，Masaki Honda，Kenji Higashida . Crack tip dislocations ovserved by TEM-tomography in silicon single crystals . Journal of Physics: Conference Series240 2010.8Crack tip dislocations ovserved by TEM-tomography in silicon single crystalsReviewed
Kenji Higashida，Masaki Tanaka，Sunao Sadamatsu . Characterization of Crack-tip Dislocations and Their Effects on Materials Fracture . Materials Science Forum654-656 2307 - 2311 2010.6Characterization of Crack-tip Dislocations and Their Effects on Materials FractureReviewed
Sunao Sadamatsu，Masaki Tanaka，Kenji Higashida，Kenji Kaneko，Masatoshi Mitsuhara,Satoshi Hata，Masalo Honda . Crack tip dislocations observed by combining scanning transmission electron microscopy and computed tomography . Advanced Materials Research89-91 473 - 478 2010.1Crack tip dislocations observed by combining scanning transmission electron microscopy and computed tomographyReviewed
パーライト中の応力分配の転位堆積モデルによる理解
定松直，東田賢二（ Role： Joint author）
鉄鋼材料の加工硬化特性への新たな要求と基礎研究-加工硬化研究の最前線-，(社)日本鉄鋼協会 2011.3
