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作品数：534被引量：964H指数：13
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相关机构：重庆大学西北工业大学浙江师范大学浙江大学更多>>
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Atomic-scale investigation of precipitate phases in QE22 Mg alloy
《Journal of Materials Science & Technology》2024年第10期114-127,共14页Xiaojun Zhao Zhiqiao Li Aiping Zhang Longlong Hao Houwen Chen Jian-Feng Nie 
HWC acknowledges the support from the National Key Research and Development Program of China(No.2021YFB03702101);National Natural Science Foundation of China(Nos.52071033,52101150);Sichuan Science and Technology Program(No.2022YFG0287);Fundamental Research Funds for the Central Universities(No.2682021CX114);Project on Function Development of Large-scale Instruments of Chongqing University(No.gnkf2022017);JFN acknowledges the financial support from the Australian Research Council.
Precipitation-hardenable commercial Mg alloy QE22(Mg-2.5Ag-2.ONd-0.7Zr,wt.%)has excellent mechan-ical properties,but precipitates in this alloy have not been well understood.In this work,precipitate phasesγ",γ,andδ...
关键词：Magnesium alloy Precipitation Phase identification Phase transformation Electron microscopy 
The precipitation and effect of topologically close-packed phases in Ni-based single crystal superalloys被引量：1
《Journal of Materials Science & Technology》2024年第6期149-169,共21页Jinguo Li Jingxia Sun Jinlai Liu Xiaofeng Sun 
financially supported by the National Science and Technology Major Project(No.2019-VII-0019-0161);Science Center for Gas Turbine Project(No.P2021-A-Ⅳ-001-002);National Key Research and Development Program of China under Grant(No.2017YFA0700704);National Natural Science Foundation of China(No.51971214).
The precipitation of topologically close-packed(TCP)phases is the result of microstructure instabilities of Ni-based superalloys.This review seeks to comprehensively collate all the available information on TCP phases...
关键词：Ni-based superalloys Topologically close packed(TCP)phases PRECIPITATION Microstructure stability PROPERTIES 
Comprehensive investigation on the structural,electronic and mechanical properties of T-Mg_(32)(Al,Zn)_(49)phases in Al-Mg-Zn alloys
《Journal of Materials Science & Technology》2024年第6期237-246,共10页Boyu Xue Wei Xiao Xiwu Li Guanjun Gao Xiaowu Li Yongan Zhang Ligen Wang Baiqing Xiong 
financially supported by the National Key R&D Program of China(No.2020YFF0218200);the Innovation Fund Project of GRINM,and other related projects.
In the development process of crossover aluminum alloys,T-Mg_(32)(Al,Zn)_(49)phases play a significant role in the precipitation strengthening effect.However,comprehensive understandings of the structural characterist...
关键词：Al-Mg-Zn alloys PRECIPITATION Mechanical properties Thermodynamic stability Density functional theory 
Achieving exceptionally high strength and rapid degradation rate of Mg-Er-Ni alloy by strengthening with lamellar γ' and bulk LPSO phases被引量：2
《Journal of Materials Science & Technology》2024年第1期88-102,共15页Chaoneng Dai Jingfeng Wang Yuanlang Pan Kai Ma Yinhong Peng Ye Wang Danqian Wang Chunhua Ran Jinxing Wang Yanlong Ma 
support from the National Key Research and Development Program of China(No.2021YFB3701100);the Natural Science Foundation Commission of China(Grant Nos.U20A20234 and 51874062);the Fundamental Re-search Funds for Central Universities(No.2022CDJKYJH004C);the Science and Technology Major Project of Shanxi Province(No.20191102008).
As-extruded Mg-Er-Ni alloys with different volume fractions of long-period stacking ordered(LPSO)phase and density of lamellar γ' phase were prepared,and the microstructure,mechanical,and degradation properties were ...
关键词：Mg-Er-Ni alloy Lamellarγ'and bulk LPSO phases Rapid degradation rate High strength Mechanical and corrosion mechanism 
300 MPa grade highly ductile biodegradable Zn-2Cu-(0.2-0.8)Li alloys with novel ternary phases被引量：2
《Journal of Materials Science & Technology》2023年第26期234-245,共12页Meng Cao Zhe Xue Zhao-Yong Lv Jin-Ling Sun Zhang-Zhi Shi Lu-Ning Wang 
financially supported by Xiongan New Area Science and Technology Innovation Project(2022XACX0600);the National Natural Science Foundation of China(Nos.52231010,52071028).
Although a few high-strength biodegradable Zn alloys with yield strengths(YSs)over 300 MPa in rolled state have been developed,their elongations(ELs)are generally less than 30%.This study developed rolled Zn-2Cu-x Li(...
关键词：Biodegradable Zn alloys Zn-Cu-Li ternary phase Microstructure 
Observation of low thermal expansion behavior and weak thermal anisotropy in M_(3)A_(2)C phases
《Journal of Materials Science & Technology》2023年第23期210-216,共7页Hongxiang Chen Zhilong Zhang Jun Deng Zhijie Lin Chunfu Hong Shixuan Du Pinqiang Dai 
financially supported by the National Science Foundation for Young Scientists of China(No.51902055);the Natural Science Foundation of Fujian Province(No.2021J011077);the Fuzhou Science and Technology Plan Project(No.2021-P-049).
M_(3)A_(2)X phases,named 321 phases,are an atypical series of MAX phases featuring in the MA-triangular-prism bilayers,with the A=As/P,exhibiting excellent elastic properties.This work systematically studies the therm...
关键词：Max phase Layered ceramics Thermal expansion ANISOTROPY X-ray diffraction 
Thermodynamics for the non-conventional synthesizing of out-of-plane ordered double-transition metal“312”and“413”MAX phases(o-MAX):A high throughput linear programing first-principles calculation被引量：1
《Journal of Materials Science & Technology》2023年第3期81-88,共8页Xianghui Feng Nan Li Baiyi Chen Chao Zeng Tianyu Bai Kai Wu Yonghong Cheng Bing Xiao 
supported by the National Natural Science Foundation of China(No.51807146);the Young Talent Support Plan of Xi’an Jiaotong University(No.DQ1J009).
The reaction thermodynamics for synthesizing the“312”and“413”o-MAX phases using the powder met-allurgy are investigated using a linear programing optimization algorithm based on the high-throughput first principle...
关键词：THERMODYNAMICS First-principles calculation Synthesis o-MAX phase 
Microstructures,mechanical properties and degradability of Mg-2Gd-0.5(Cu/Ni)alloys:A comparison study被引量：4
《Journal of Materials Science & Technology》2022年第33期44-58,共15页Shiyu Zhong Dingfei Zhang Yongqin Wang Sensen Chai Jingkai Feng Yulun Luo Jianrong Hua Qimin Dai Guangshan Hu Junyao Xu Bin Jiang Fusheng Pan 
financially supported by the National Key Research and Development Program of China(No.2019YFC1520303);the Scientific and Technological Research Program of Chongqing Municipal Education Commission(No.KJQN202001527);the Natural Science Foundation of Zhejiang Province(No.LQ18E010003)。
Low alloying Mg-2 Gd-0.5(Cu/Ni)alloys for sealing tools in the oil and gas industry were prepared.The differences in the effects of minor Cu and Ni additions on microstructures and properties of the Mg-2 Gd alloy were...
关键词：Magnesium alloy ALLOYING LPSO phases Mechanical properties Corrosion 
Phase equilibria of long-period stacking ordered phase in the ternary Mg-Y-Al alloys
《Journal of Materials Science & Technology》2022年第31期80-92,共13页Yiwen Chen Quan Li Yangxin Li Weisen Zheng Jingya Wang Xiaoqin Zeng 
supported by the National Natural Science Foun-dation of China(Nos.52001199,51825101).
Phase equilibria focusing on the long-period stacking ordered(LPSO)phases have been experimentally in-vestigated in the Mg-Y-Al alloys.The microstructures of the eleven representative alloys annealed at 450,500 and 55...
关键词：Mg-Y-Al alloys LPSO phases Phase relationships Isothermal sections Atomic structure 
Precipitation of Ti 2 Al phases at lamellar interfaces in a high-Nb-containing TiAl alloy during thermal exposure
《Journal of Materials Science & Technology》2022年第31期132-140,共9页Dongxu Li Guoying Zhang Gang Lu Yujie Liu Jianjun Wang Chunming Liu 
support provided by the National Natural Science Foundation of China(NSFC)(No.51371049).
The thermal stability of microstructures is crucial for determining the performance of alloys in extreme environments.In the present work,the microstructural evolution and precipitation behavior in a high Nb-containin...
关键词：TiAl alloy Thermal exposure Phase transformation PRECIPITATION 
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