Thermal shock behavior of W-0.5 wt% Y2O3 alloy prepared via a novel chemical method
文献类型:期刊论文
作者 | Zhao, Mei-Ling1; Luo, Lai-Ma1,3; Lin, Jing-Shan1; Zan, Xiang1,3; Zhu, Xiao-Yong1,3; Luo, Guang-Nan2; Wu, Yu-Cheng1,3 |
刊名 | JOURNAL OF NUCLEAR MATERIALS |
出版日期 | 2016-10-01 |
卷号 | 479期号:无页码:616-622 |
关键词 | Wet-chemical Method W-0.5 Wt% Y2o3 Composites Thermal Shock Behavior |
DOI | 10.1016/j.jnucmat.2016.07.049 |
文献子类 | Article |
英文摘要 | A wet-chemical method combined with spark plasma sintering was used to prepare W-0.5 wt% Y2O3 alloy. The W-0.5 wt% Y2O3 precursor was reduced at 800 degrees C for 4 h under different hydrogen flow rates of 300, 400, 500, 600, and 700 ml/min. The reduced powder was analyzed by X-ray diffraction (XRD), laser particle size analyzer (LPSA), and scanning electron microscopy (SEM). An optimized process for reducing precursor was discussed. After sintering, the specimens were exposed to different laser beam irradiation energies (90, 120, 150, and 180 W) to simulate loads as expected for edge localized modes (ELMs). Top surface and cross-sectional morphology were observed by SEM, and the changes in hardness were evaluated. The changes in microstructural properties (i.e., Y2O3-particle distribution, crack propagation direction, depth of thermal shock effect, and grain size of the recrystallization region) after thermal shock were investigated. (C) 2016 Elsevier B.V. All rights reserved. |
WOS关键词 | HEAT LOADS ; TUNGSTEN ; ITER ; COMPONENTS ; TRANSIENT ; DIVERTOR ; ELMS |
WOS研究方向 | Materials Science ; Nuclear Science & Technology ; Mining & Mineral Processing |
语种 | 英语 |
WOS记录号 | WOS:000383552200072 |
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National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; National Natural Science Foundation of China(51574101) ; China Postdoctoral Science Foundation(2014T70583) ; China Postdoctoral Science Foundation(2014T70583) ; China Postdoctoral Science Foundation(2014T70583) ; 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源URL | [http://ir.hfcas.ac.cn:8080/handle/334002/21969] |
专题 | 合肥物质科学研究院_中科院等离子体物理研究所 |
作者单位 | 1.Hefei Univ Technol, Sch Mat Sci & Engn, Hefei 230009, Peoples R China 2.Chinese Acad Sci, Inst Plasma Phys, Hefei 230031, Peoples R China 3.Natl Local Joint Engn Res Ctr Nonferrous Met & Pr, Hefei 230009, Peoples R China |
推荐引用方式 GB/T 7714 | Zhao, Mei-Ling,Luo, Lai-Ma,Lin, Jing-Shan,et al. Thermal shock behavior of W-0.5 wt% Y2O3 alloy prepared via a novel chemical method[J]. JOURNAL OF NUCLEAR MATERIALS,2016,479(无):616-622. |
APA | Zhao, Mei-Ling.,Luo, Lai-Ma.,Lin, Jing-Shan.,Zan, Xiang.,Zhu, Xiao-Yong.,...&Wu, Yu-Cheng.(2016).Thermal shock behavior of W-0.5 wt% Y2O3 alloy prepared via a novel chemical method.JOURNAL OF NUCLEAR MATERIALS,479(无),616-622. |
MLA | Zhao, Mei-Ling,et al."Thermal shock behavior of W-0.5 wt% Y2O3 alloy prepared via a novel chemical method".JOURNAL OF NUCLEAR MATERIALS 479.无(2016):616-622. |
入库方式: OAI收割
来源:合肥物质科学研究院
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