ZIRCONATES

作品数：9被引量：43H指数：4
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Design and experimental investigation of potential low-thermalconductivity high-entropy rare-earth zirconates被引量：1
《Journal of Advanced Ceramics》2024年第8期1132-1142,共11页Lu Liu Hongying Dong Peng Zhang Shaokun Wang Haolei Qil Mengyu Ding Zhefeng Li Yu Bai Wen Ma 
This work is supported by the National Natural Science Foundation of China(Nos.51865044,52062040);Science and Technology Projects of Inner Mongolia Autonomous Region(Nos.2021PT0008,2022ZD02,2022MS05003);Basic Scientific Research Expenses Program of Universities Directly under Inner Mongolia Autonomous Region(Nos.JY20220041,JY20220062).
Developing new high-entropy rare-earth zirconate(HE-RE_(2)Zr_(2)O_(7))ceramics with low thermal conductivity is essential for thermal barrier coating materials.In this work,the average atomic spacings,interatomic forc...
关键词：high-entropy ceramics rare-earth zirconate(HE-RE_(2)Zr_(2)O_(7)) composition design thermal conductivity thermal barriercoatings(TBCs) 
Improvement strategy on thermophysical properties of A_(2)B_(2)O_(7)-type rare earth zirconates for thermal barrier coatings applications:A review
《International Journal of Minerals,Metallurgy and Materials》2024年第5期1147-1165,共19页Zijian Peng Yuhao Wang Shuqi Wang Junteng Yao Qingyuan Zhao Enyu Xie Guoliang Chen Zhigang Wang Zhanguo Liu Yaming Wang Jiahu Ouyang 
the financial support from the National Natural Science Foundation of China(Nos.51572061,51621091,and 51321061);the Heilongjiang Touyan Team Program。
The A_(2)B_(2)O_(7)-type rare earth zirconate compounds have been considered as promising candidates for thermal barrier coating(TBC) materials because of their low sintering rate,improved phase stability,and reduced ...
关键词：rare earth zirconates thermal barrier coatings defect engineering doping and compositing thermal conductivity thermal expansion 
Ultrafine-grained high-entropy zirconates with superior mechanical and thermal properties被引量：9
《Journal of Materiomics》2023年第2期370-377,共8页Mengdong Ma Yangjie Han Zhisheng Zhao Jing Feng Yanhui Chu 
support from the National Key Research and Development Program of China(No.2021YFA0715801);the National Natural Science Foundation of China(No.51972116 and 52122204);the,Guangzhou Basic and Applied Basic Research Foundation(No.202201010632);the China Postdoctoral Science Foundation(2021M691051).
Ultrafine-grained(Sm_(0.2)Gd_(0.2)Dy_(0.2)Er_(0.2)Yb_(0.2))_(2)Zr_(2)O_(7)high-entropy zirconates with single fluorite structure have been fabricated by high-pressure sintering of the self-synthesized nanopowders for ...
关键词：High-entropy ceramics ZIRCONATES Mechanical properties Thermal conductivity 
Orderedisorder transition and thermal conductivities of the(NdSmEuGd)_((1-x)/2)Dy_(2x)Zr_(2)O_(7)series被引量：3
《Journal of Materiomics》2023年第1期138-147,共10页Mengyao Li Chucheng Lin Yaran Niu Jimei Zhang Yi Zeng Xuemei Song 
This work is supported by the National Key Technologies Research and Development Program of China(No.2018YFB0704400);Shanghai Technical Platform for Testing on Inorganic Materials(No.19DZ2290700).
Rare-earth zirconates with pyrochlore and fluorite structures have recently been identified as promising thermal barrier coating materials owing to their low thermal conductivities.In this study,six samples with the g...
关键词：Orderedisorder transition Thermal conductivity High entropy Rare-earth zirconates 
High-entropy rare-earth zirconate ceramics with low thermal conductivity for advanced thermal-barrier coatings被引量：18
《Journal of Advanced Ceramics》2022年第6期961-973,共13页Debao LIU Baolu SHI Liyan GENG Yiguang WANG Baosheng XU Yanfei CHEN 
This work is supported by the National Science and Technology Major Project(2017-VI-0020-0093);the National Natural Science Foundation of China(12090031).
The high-entropy rare-earth zirconate((La_(0.2)Nd_(0.2)Sm_(0.2)Gd_(0.2)Yb_(0.2))_(2)Zr_(2)O_(7),5RE_(2)Zr_(2)O_(7)HEREZs)ceramics were successfully prepared by a new high-speed positive grinding strategy combined with...
关键词：high-entropy rare-earth zirconates(HE-REZs) first-principles calculations thermal conductivity thermal stability Young’s modulus thermal-barrier coatings(TBCs) 
Synthesis of the superfine high-entropy zirconate nanopowders by polymerized complex method被引量：4
《Journal of Advanced Ceramics》2022年第1期136-144,共9页Yangjie HAN Renwang YU Honghua LIU Yanhui CHU 
support from the National Natural Science Foundation of China(Nos.52122204 and 51972116);the Guangdong Basic and Applied Basic Research Foundation(Nos.2019A1515012145 and 2021A1515010603);the Fundamental Research Foundation for the Central Universities(No.2020ZYGXZR080);the Creative Research Foundation of the Science and Technology on Thermostructural Composite Materials Laboratory(No.JCKYS2020607003).
The high-purity and superfine high-entropy zirconate nanopowders,namely(Y_(0.25)La_(0.25)Sm_(0.25)Eu_(0.25))_(2)Zr_(2)O_(7)nanopowders,without agglomeration,were successfully synthesized via polymerized complex method...
关键词：high-entropy oxides ZIRCONATES NANOPOWDERS polymerized complex method 
Preparation and heat insulating capacity of Sm2Zr2O7-SiC composites based on photon thermal transport被引量：5
《Journal of Advanced Ceramics》2020年第4期454-461,共8页Zhuang Ma Qi Zhang Ling Liu Yanbo Liu 
This study was supported by the National Natural Science Foundation of China(No.51772027).
A series of Sm2Zr2O7-SiC composites doped with different volume fraction and particle size of SiC were prepared by hot pressing at 1300°C.The phase of the composites prepared is P-Sm2Zr2O7 and C-SiC,and no other diff...
关键词：rare-earth zirconates thermal conductivity photon thermal transport 
Recent progress in thermal/environmental barrier coatings and their corrosion resistance被引量：11
《Rare Metals》2020年第5期498-512,共15页Hong-Fei Chen Chi Zhang Yu-Chen Liu Peng Song Wen-Xian Li Guang Yang Bin Liu 
financially supported by the National Natural Science Foundation of China(Nos.51602188,51602187,51572166 and 51402183);the Program for Professor of Special Appointment(Young Eastern Scholar and Eastern Scholar)at Shanghai Institutions of Higher Learning(Nos.QD2015028,TP2015040 and TP2014041);the Yunnan Province Science and Technology Major Project(No.2018ZE009)。
Thermal/environmental barrier coatings(T/EBCs)play important roles in jet and/or gas turbine engines to protect the Ni-based superalloys and/or ceramic matrix composite substrates from the high-temperature airflow dam...
关键词：Thermal/environmental barrier coatings Yttria-stabilized zirconia Rare earth zirconates Rare earth silicates Corrosion resistance 
Study of High-Temperature Stability of Pyrochlore Zirconates被引量：1
《Journal of Beijing Institute of Technology》2010年第1期99-102,共4页范群波 王富耻 张慧玲 
Sponsored by the National Natural Science Foundation of China (50801005)
Based on defect chemistry theory and molecular dynamics,the defect formation energy and its relationship with the mechanism of pyrochlore-fluorite phase change were investigated,so as to reveal the underlying mechanis...
关键词：high-temperature stability pyrochlore zirconates defect formation energy 
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