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2263
Life sciences
posted:2021/06/07
特開2021-81191

異種接合材の純モード  層間破壊靱性評価試験法の開発

HOSOI, Atsushi Professor (Faculty of Science and Engineering School of Fundamental Science and Engineering)
◆ DCB試験の応用 ◆ 異種材接合に伴う混合モードの影響を除去◆ 熱残留応力の影響をキャンセル◆ 正確なモードⅠ層間破壊靱性の評価  
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2020-1124-02
Nanotechnology / Materials
posted:2020/12/17

Development of Test Method for Evaluating Pure Mode Interlaminar Fracture Toughness of Dissimilar Materials

HOSOI, Atsushi Professor (Faculty of Science and Engineering School of Fundamental Science and Engineering)
● Application of Double Cantilever Beam (DCB) test● Cancel the effects of mixing modes when joining dissimilar materials and thermal residual stress● Accurate mode I interlaminar fracture toughness evaluation
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2020-0131-07
Nanotechnology / Materials
posted:2020/02/06

Dissimilar Materials Bonding with 3D Nano Interface

HOSOI, Atsushi Professor (Faculty of Science and Engineering School of Fundamental Science and Engineering)
● Fabrication of nano structure on aluminum surfaces● Improvement of bonding strength by silane-coupling treatment● Direct bonding of CFRTP and Al by hotpress● Evaluation of shear strength and fracture toughness
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1862
Manufacturing Technology
posted:2018/05/24
特許第6809680号

3Dナノ構造界面を有する異種材直接接合

HOSOI, Atsushi Professor (Faculty of Science and Engineering School of Fundamental Science and Engineering)
◆ 熱可塑性炭素繊維強化複合材料(CFRTP)の自動車車体への適用及び、生産性,リサイクル性,燃費の向上◆ マルチマテリアル化によるCFRTPとアルミニウム合金(Al)の接合技術開発◆ Al表面上のナノスパイク構造(NSS)の作製◆ CFRTPとAlのホットプレスによる直接接合◆ シランカップリング処理による接着強...
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2017-0223-07
Manufacturing Technology
posted:2017/02/23

Healing of Fatigue Crack in the Metallic Materials by Heat Treatment

HOSOI, Atsushi Professor (Faculty of Science and Engineering School of Fundamental Science and Engineering)
collaborative researchers:藤田 耕平 , KAWADA, Hiroyuki Professor
● Implementation of fatigue crack healing of 90%● Implementation of static tensile strength of 75%● Fatigue crack healing due to elimination of oxide film by vacuum heating, plasticity-induced crack closure and atomic diffusion.
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2017-0223-06
Manufacturing Technology
posted:2017/02/23

Direct Bonding of Dissimilar Materials Having 3D Nanostructured Interfaces

HOSOI, Atsushi Professor (Faculty of Science and Engineering School of Fundamental Science and Engineering)
collaborative researchers:阿部 暉 , KAWADA, Hiroyuki Professor
● Fabrication of nanospike structure (NSS) on aluminum surfaces● Direct joining of CFRTP and Al by hotpress● Improvement of adhesive strength by silane-coupling treatment
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2016-0204-01
Nanotechnology / Materials
posted:2016/02/04

Fabrication of carbon nanotube yarn with high functionality

金 太成 (理工学術院 機械科学・航空学科)
collaborative researchers:酒井 貴広 , HOSOI, Atsushi Professor , KAWADA, Hiroyuki Professor
● CNT yarn was drawn from vertically aligned CNT array● CNT composite yarn was developed by electrolytic plating● Controlling of plating by changing plating condition● Superior electrical conductivity (2.14×107 S/m)
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