横山賢一

Yokoyama Ken'ichi

研究分野 (4件)：構造材料、機能材料 , 金属材料物性 , 材料加工、組織制御 , 口腔再生医学、歯科医用工学

研究キーワード (2件)：摩耗 , 老朽化

競争的資金等の研究課題 (10件)：

全件表示

論文 (77件)：

Seo Young Rho, Jun Seob Lee, Kuga Ando, Hengjie Zhu, Seung Hoon Baek, Jae Deok Kim, Jungjae Park, Sung Kang, Ken'ichi Yokoyama. Electrochemical degradation of the hydrogen-absorption-induced passive film on an Ni-Ti superelastic alloy in an NaCl solution. Electrochimica Acta. 2024. 484. 144022
Katsutoshi Takashima, Takamasa Nishimura, Ken'ichi Yokoyama, Yoshimasa Funakawa. Delayed Fracture Enhanced by Martensite Transformed from Retained Austenite in Ultra-high Strength Steel Sheet. ISIJ International. 2024. 64. 4. 742-750
Ryosuke Hayashi, Ken'ichi Yokoyama. Changes in hydrogen states after interactions between hydrogen and stress-induced martensite transformation for Ni-Ti superelastic alloy. Philosophical Magazine Letters. 2023. 103. 1. 2266466
Ryosuke Hayashi, Ken’ichi Yokoyama. Characterization of hydrogen thermal desorption behavior and enhancement of hydrogen embrittlement in Ni-Ti superelastic alloy Induced by cathodic hydrogen charging in the presence of chloride Ions. Shape Memory and Superelasticity. 2023. 9. 3. 520-530
Ryosuke Hayashi, Ken’ichi Yokoyama. Inhibition of localized corrosion of Ni-Ti superelastic alloy in sodium hypochlorite solution by sodium carbonate addition. Shape Memory and Superelasticity. 2023

MISC (5件)：

横山賢一. 口腔内のフッ化物による歯列矯正用Ni-Ti 超弾性合金線の材質劣化とその対策. 2020. 39. 2. 168-174
K Yokoyama, K Hamada, K Asaoka. Hydrogen embrittlement of Ni-Ti superelastic alloys. JOURNAL OF DENTAL RESEARCH. 2002. 81. A262-A262
K Yokoyama, H Ishikawa, M Nagumo. Effect of thermal cycles on toughness of heat affected zone of a Ti-killed steel. TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN. 1998. 84. 10. 740-746
K Yokoyama, H Ishikawa, M Nagumo. Role of microstructures on fracture toughness of heat affected zone of Ti-killed steel. TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN. 1997. 83. 12. 803-808
横山賢一, 石川寛朗, 南雲道彦. Ti脱酸低炭素鋼溶接熱影響部の組織と破壊靭性. 材料とプロセス : 日本鉄鋼協会講演論文集 = Current advances in materials and processes : report of the ISIJ meeting. 1997. 10. 3. 591-591

書籍 (1件)：

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横山 賢一