Xu Qiu

ジョギュウ | Xu Qiu

Affiliation and department：

Research field (1)： Metallic materials

Research theme for competitive and other funds (8)：

2022 - 2025 Evaluation of irradiation-induced defect behaviors by pump-probe positron annihilation spectroscopy
2021 - 2024 粒子線照射したタングステンの水素添加による機械的特性変化の評価とメカニズム解明
2020 - 2023 Clarification of Damage Process by Fusion Plasma in High Toughness Tungsten Alloys
2018 - 2021 Non-destructive quantitative estimation of hydrogen trapped at lattice defects in metals using positron annihilation spectroscopy
2015 - 2018 Elucidation of abnormal phenomena of elongation increase induced by He in metal

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Papers (339)：

A. Yabuuchi, Z.H. Zhong, K. Yasunaga, H. Watanabe, M. Tokitani, Q. Xu. Effects of precipitates on defect formation and irradiation resistance in CoCrFeNi alloy. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 2024. 555. 165481-165481
Qiu Xu, Huaqing Guan, Shaosong Huang, Zhihong Zhong, Atsushi Yabuuchi, Koichi Sato. Mechanical Properties and Hydrogen Embrittlement Resistance of the High-Entropy Alloy CrFeMnNiCo and Its Subsystems. physica status solidi (b). 2024. 2024. 2400162-2400162
Makoto Nakajima, Atsushi Kinomura, Qiu Xu, Kazuo Kuriyama. Transient positron annihilation spectroscopy under light irradiation at liquid nitrogen temperature: evaluation of defect states in single-crystal ZnO. Japanese Journal of Applied Physics. 2024. 63. 3. 038005-038005
Hongyu Chen, Zhengchao Wu, Binbin Hong, Wei Hang, Peng Zhang, Xingzhong Cao, Qiu Xu, Pengqi Chen, Heng Chen, Julong Yuan, et al. Study on the affecting factors of material removal mechanism and damage behavior of shear rheological polishing of single crystal silicon carbide. Journal of Manufacturing Processes. 2024. 112. 225-237
Qiu Xu, Qigui Yang, Evgeni Popov, Atsushi Yabuuchi, Tamaki Shibayama, Jaehwan Kim, Masaru Nakamichi, Xingzhong Cao. Study of Vacancy Clusters and Antisite Defects in Titanium Beryllide Be₁₂Ti Using Positron Annihilation Spectroscopy. physica status solidi (b). 2024. 2023. 2300489-2300489

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MISC (108)：

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Lectures and oral presentations (54)：

電子線照射タングステンの空孔クラスター形成に対する重水素効果
(金属学会 2015)
核破砕中性子照射したF82H及びT91の損傷組織の照射量依存性と等時焼鈍挙動の陽電子消滅分光法による検出
(金属学会 2015)
陽電子消滅法を用いたFe-Cr二元系合金の照射促進相分離初期過程の検出
(金属学会 2015)
イオン注入Siの中性子照射による結晶性回復と温度依存性
(金属学会 2015)
Measurement of the damage rate of copper irradiated with 125 MeV protons at 12 K
(Radiation Effects in Superconducting Magnet Materials 2015)

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