POLYCRYSTALLINE

作品数：377被引量：383H指数：7
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Hydrogen trapping and diffusion in polycrystalline nickel:The spectrum of grain boundary segregation
《Journal of Materials Science & Technology》2024年第6期225-236,共12页Yu Ding Haiyang Yu Meichao Lin Michael Ortiz Senbo Xiao Jianying He Zhiliang Zhang 
financially supported by the Research Council of Norway under the M-HEAT project(No.294689);the HyLINE Project(No.294739);All simulation resources are provided by the Norwegian Metacenter for Computational Science(Nos.NN9110K and NN9391K).
Hydrogen as an interstitial solute at grain boundaries(GBs)can have a catastrophic impact on the mechanical properties of many metals.Despite the global research effort,the underlying hydrogen-GB interactions in polyc...
关键词：Hydrogen embrittlement Grain boundaries Impurity segregation POLYCRYSTAL Atomistic simulations 
High thermoelectric and mechanical performance in the n-type polycrystalline SnSe incorporated with multi-walled carbon nanotubes被引量：1
《Journal of Materials Science & Technology》2022年第19期55-61,共7页Xin-Yu Mao Xiao-Lei Shi Liang-Chuang Zhai Wei-Di Liu Yue-Xing Chen Han Gao Meng Li De-Zhuang Wang Hao Wu Zhuang-Hao Zheng Yi-Feng Wang Qingfeng Liu Zhi-Gang Chen 
financially supported by the National Natural Science Foundation of China (No. 51972170);the State Key Laboratory of Materials-Oriented Chemical Engineering (No. ZK201812);the CAS Key Laboratory of Carbon Materials (No. KLCMKFJJ2002);the Priority Academic Program Development of Jiangsu Higher Education Institutions (PAPD);the Jiangsu Specially-Appointed Professor Program;the financially support from the Australian Research Council, Innovation centre for Sustainable Steel (ICSS);USQ strategic research grant
In this study,we introduce multi-walled carbon nanotubes(MWCNTs)in Pb/I co-doped n-type polycrys-tal SnSe to simultaneously improve its thermoelectric and mechanical properties for the first time.The introduced MWCNTs...
关键词：Thermoelectric property SnSe N-TYPE Multi-walled carbon nanotubes Mechanical property 
Improved multi-order parameter and multi-component model of polycrystalline solidification被引量：1
《Journal of Materials Science & Technology》2022年第6期217-225,共9页Laishan Yang Zhibo Dong Lei Wang Nikolas Provatas 
financial support by the National Foundation of China under Grant No. 51875131;Nikolas Provatas acknowledges financial support by the Canada Research Chairs (CRC) Program;supported by the China Scholarship Council as a Graduate Trainee at McGill University。
In this paper, we present an improved multi-order parameter model for multi-component model of polycrystalline solidification. We introduce an interpolation function in the phase field dynamical equation to obtain con...
关键词：Phase field model MULTI-PHASE MULTI-COMPONENT Grain boundary Consistent nucleation 
Dislocation behavior in a polycrystalline Mg-Y alloy using multi-scale characterization and VPSC simulation被引量：2
《Journal of Materials Science & Technology》2022年第3期87-98,共12页Bijin Zhou Leyun Wang Jinhui Wang Alireza Maldar Gaoming Zhu Hailong Jia Peipeng Jin Xiaoqin Zeng Yanjun Li 
financially supported by the National Natural Science Foundation of China(Nos.51631006 and 51671127);the Qinghai Provincial Science and Technology Key Program(No.2018GX-A1)the China Scholarship Council(No.201806230150)
In this study,the dislocation behavior of a polycrystalline Mg-5Y alloy during tensile deformation was quantitatively studied by an in-situ tensile test,visco-plastic self-consistent(VPSC)modeling,and transmission ele...
关键词：Mg-Y alloy Dislocation behavior Deformation mechanisms Critical resolved shear stress 
Accessory ligand strategies for hexacyanometallate networks deriving perovskite polycrystalline electromagnetic absorbents被引量：2
《Journal of Materials Science & Technology》2021年第23期69-79,共11页Zhenguo Gao Zehao Zhao Di Lan Kaichang Kou Jiaoqiang Zhang Hongjing Wu 
supported by the National Natural Science Foundation of China(Nos.51872238,21806129 and 21673182);the Fundamental Research Funds for the Central Universities(Nos.3102018zy045 and 3102019AX11);the Natural Science Basic Research Plan in Shaanxi Province of China(Nos.2020JM-118 and 2017JQ5116);support from The Analytical&Testing Center of Northwestern Polytechnical University。
The controllable adjustment of electromagnetic(EM)properties for high-efficiency EM absorbents are indispensable,nonetheless,rare in crystals engineering regulation.Herein,for the first time,regulated amount of sodium...
关键词：Sodium citrate Prussian blue analogs POLYCRYSTALLINE Electromagnetic absorption Interfacial polarization 
Revisiting dynamics and models of microsegregation during polycrystalline solidification of binary alloy被引量：1
《Journal of Materials Science & Technology》2021年第15期155-167,共13页Tongzhao Gong Yun Chen Shanshan Li Yanfei Cao Dianzhong Li Xing-Qiu Chen Guillaume Reinhart Henri Nguyen-Thi 
the Science Challenge Project(Grant No.TZ2016004);the Youth Innovation Promotion Association CAS;the Youth Talent program of Shenyang National Laboratory for Materials Science(L2019F08);the Special Scientific Projects of Inner Mongolia,and French National Space Center(CNES),Convention N°174800/00。
Microsegregation formed during solidification is of great importance to material properties.The conventional Lever rule and Scheil equation are widely used to predict solute segregation.However,these models always fai...
关键词：MICROSEGREGATION Grain refinement Cooling rate Back diffusion Phase-field method 
Formation mechanism of α lamellae during β→α transformation in polycrystalline dual-phase Ti alloys被引量：1
《Journal of Materials Science & Technology》2021年第12期98-108,共11页Jia Sun Min Qi Jinhu Zhang Xuexiong Li Hao Wang Yingjie Ma Dongsheng Xu Jiafeng Lei Rui Yang 
financially supported by the National Key Research and Development Program of China(No.2016YFB0701304);the Natural Science Foundation of China(Nos.51671195 and51871225);the Chinese Academy of Sciences(Nos.QYZDJ-SSWJSC031-01,XDC01040100 and XXH13506-304)。
Phase field simulations incorporating contributions from chemical free energy and anisotropic interfacial energy are presented for theβ→αtransformation in Ti-6 Al-4 V alloy to investigate the growth mechanism ofαl...
关键词：αLamellae Side branches TI-6AL-4V Interfacial energy anisotropy Phase field model 
Wetting behaviors of molten melt drops on polycrystalline Al2O3 substrates in high magnetic fields被引量：3
《Journal of Materials Science & Technology》2020年第6期187-190,共4页Tie Liu Yubao Xiao Zhengyang Lu Noriyuki Hirota Guojian Li Shuang Yuan Qiang Wang 
financially supported by the National Natural Science Foundation of China(Grant Nos.51774086,51574073,51425401,and 51690161);Fundamental Research Funds for the Central Universities(Grant Nos.N180915002,N170902002 and N170908001);Liaoning Innovative Research Team in University,China(Grant No.LT2017011).
We measured the contact angles of Al and Sn drops on polycrystalline Al2O3 substrates in various high magnetic fields at different temperatures.The contact angles of both Al and Sn drops on the Al2O3 substrates decrea...
关键词：WETTING Contact angle High magnetic field MOLTEN metal 
Low-cycle fatigue life prediction of a polycrystalline nickel-base superalloy using crystal plasticity modelling approach被引量：10
《Journal of Materials Science & Technology》2020年第3期28-38,共11页Guang-Jian Yuan Xian-Cheng Zhang Bo Chen Shan-Tung Tu Cheng-Cheng Zhang 
supported financially by the National Natural Sciene Foundation of China(Nos.51725503 and 51575183);111 Project;Zhang XC is also grateful for the support by Shanghai Pujiang Program;Young Scholar of the Yangtze River Scholars Program;Shanghai Technology Innovation Program of SHEITC(No.CXY-2015-001);financial supports by Coventry University through the Early Career Researcher-Outgoing Mobility Award;the East China University of Science and Technology through 111 Project to facilitate this international research collaboration.
A crystal plasticity model is developed to predict the cyclic plasticity during the low-cycle fatigue of GH4169 superalloy.Accumulated plastic slip and energy dissipation as fatigue indicator parameters(FIPs)are used ...
关键词：Crystal PLASTICITY Fatigue FINITE element Life prediction MICRO-MECHANICS Nickel-base SUPERALLOY 
Electrical characteristics and detailed interfacial structures of Ag/Ni metallization on polycrystalline thermoelectric SnSe
《Journal of Materials Science & Technology》2019年第5期711-718,共8页Yeongseon Kim Younghwan Jin Giwan Yoon In Chung Hana Yoon Chung-Yul Yoo Sang Hyun Park 
supported by the Korea Institute of Energy Technology Evaluation and Planning (KETEP);the Ministry of Trade, Industry & Energy (MOTIE) of the Republic of Korea (No. 20172010000830);supported by the National Research Foundation of Korea (NRF) Grant funded by the Korean Government (MSIP) (NRF-2015R1A5A1036133)
SnSe is a promising thermoelectric material with a high figure of merit in single crystal form, which has stimulated continuous research on polycrystalline SnSe. In this study, we investigated a metallization techniqu...
关键词：THERMOELECTRIC METALLIZATION ELECTRIC CONTACT material INTERFACE microstructure SnSe 
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