Research theme for competitive and other funds (3):
2023 - 2025 複雑負荷かつ大変形下の構造部材性能評価のための破壊モデリング
2023 - 2024 脆性破壊限界に及ぼす二軸負荷の影響補正手法
2022 - 2024 複雑モード負荷下での亀裂部材の脆性破壊限界予測手法の構築
Papers (6):
Mitsuru OHATA, Hiroto SHOJI, Kazuma SHIMIZU, Hiroyasu TANIGAWA, Taichiro KATO, Takashi NOZAWA. Prediction method for ductile crack initiation and growth resistance for pre-strained steel based on ductile damage model. Transactions of the JSME. 2023. 89. 926
SHIMIZU Kazuma, KUBOTA Kyohei, SHOJI Hiroto, ABE Yohei, NAKATANI Mitsuyoshi, OHATA Mitsuru, MINAMI Fumiyoshi. Brittle fracture assessment of narrow weld part in steel pipe joint structure by using Weibull stress concept. QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY. 2022. 40. 3. 134-148
Kazuma Shimizu, Mitsuru Ohata, Hiroto Shoji, Hiroyasu Tanigawa, Taichiro Kato. Loading mode effect on brittle fracture resistance of cracked component under large-scale yielding. Mechanics of Materials. 2021. 164. 104115-104115
Kazuma SHIMIZU, Mitsuru OHATA, Hiroto SHOJI, Hiroyasu TANIGAWA, Taichiro KATO. Analysis of Local Fracture Driving Force for a Micro-crack under Combined Stress Field in Plastic Zone. QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY. 2021. 39. 3. 171-179
SHIMIZU Kazuma, SHOJI Hiroto, KATO Taichiro, TANIGAWA Hiroyasu, OHATA Mitsuru. Study on identification of critical Weibull stress distribution by using miniature specimen. Transactions of the JSME (in Japanese). 2020. 86. 886. 19-00438-19-00438
Kazuma Shimizu, Mitsuru Ohata, Hiroto Shoji. Loading mode effect on brittle fracture toughness under large-scale yielding. 2022
Mitsuru Ohata, Hiroto Shoji, Kazuma Shimizu. Evaluation of fracture toughness using small-size specimen, BA-research report. National Institutes for Quantum and Radiological Science and Technology (QST). 2021
SHIMIZU Kazuma. Egg of Welding. JOURNAL OF THE JAPAN WELDING SOCIETY. 2020. 89. 7. 507-508
Fracture Toughness for Linear Friction Welded Joint of Weathering Steel
(The 76th IIW Annual Assembly and International Conference, Commission X Structural Performance of Welded Joints -Fracture Avoidance 2023)
New Model for Brittle Fracture Assessment under Combined Stress Field Based on the Local Approach
(15th International Conference on Fracture (ICF15) 2023)
Fracture Toughness for Linear Friction Welded Joint of Weathering Steel
(2023)
Assessment of the constraint effect on fracture toughness by using small size specimen
(IIW Intermediate Meeting, Commission X; Structural Performance of Welded Joints -Fracture Avoidance)