Results 1 to 10 of about 15,000,705 (247)

Disordered enthalpy–entropy descriptor for high-entropy ceramics discovery [PDF]

Nature
The need for improved functionalities in extreme environments is fuelling interest in high-entropy ceramics1,2,3. Except for the computational discovery of high-entropy carbides, performed with the entropy-forming-ability descriptor4, most innovation has
Suzana Filipovic, Arrigo Calzolari, Rico Friedrich   +2 more
exaly   +4 more sources

Design and synthesis of chemically complex ceramics from the perspective of entropy

Materials Today Advances, 2020
High-entropy ceramics (HECs) have rapidly expanded from high-entropy oxides to high-entropy ultrahigh temperature ceramics/coatings and have drawn extensive attention in the field of ceramics.
J. Liu, G. Shao, D. Liu, K. Chen, K. Wang, B. Ma, K. Ren, Y. Wang   +7 more
doaj   +3 more sources

Polymer-Derived Ceramics Technology: Characteristics, Procedure, Product Structures, and Properties, and Development of the Technology in High-Entropy Ceramics

Crystals, 2022
Ceramics have become indispensable materials for a wide range of industrial applications due to their excellent properties. However, the traditional preparation of ceramic materials is often time-consuming and involves high sintering temperatures.
Jiabei He, Mengshan Song, Kaiyun Chen, Dongxiao Kan, Miaomiao Zhu   +4 more
doaj   +2 more sources

Mechanical properties of hot-pressed high-entropy diboride-based ceramics

Journal of Advanced Ceramics, 2020
High-entropy ceramics attract more and more attention in recent years. However, mechanical properties especially strength and fracture toughness for high-entropy ceramics and their composites have not been comprehensively reported.
Ji-Xuan Liu, Xiao-Qin Shen, Yue Wu, Fei Li, Yongcheng Liang, Guo-Jun Zhang   +5 more
doaj   +2 more sources

Research Progress of High-Entropy Ceramic Materials [PDF]

Cailiao Baohu, 2023
The concept of high-entropy alloy not only greatly enriches the metal material system，but also breaks the design routine of traditional ceramic material.In recent years，people are gradually extending the design concept of multi-principal and high-entropy
YAN Dengyi, XU Wenju, JI Li, LIU Xiaohong, WANG Chengshuo, SUN Chufeng, LI Hongxuan
doaj   +1 more source

Research progress and prospect of high entropy oxide

Jin'gangshi yu moliao moju gongcheng, 2022
High entropy oxide ceramics are stable solid solutions with single-phase structure, which are synthesized from five or more oxides with equal molar ratio and have excellent thermal, magnetic, electrical and corrosion resistance properties.
Yang ZHANG, Qin ZOU, Yanguo LI, Yuanyuan LI, Jiangbo XU, Mingzhi WANG   +5 more
doaj   +3 more sources

Processing and electrical conductivity property of lithium-doped high-entropy pyrochlore and perovskite ceramics [PDF]

Processing and Application of Ceramics, 2023
Lithium-doped Li0.66La1.12(Ti0.2Zr0.2Hf0.2Sn0.2Nb0.2)2O7 (LLTNO), Li0.66La1.12(Ti0.2Zr0.2Hf0.2Sn0.2Ta0.2)2O7 (LLTTO) high-entropy pyrochlore and Li0.5Sr0.5(Ti0.2Zr0.2Hf0.2Sn0.2Ta0.2)O3 (LSTTO), Li0.5Ba0.5(Ti0.2Zr0.2Hf0.2Sn0.2Nb0.2)O3 (LBTNO) high-entropy
Kong Yazhou, Hu Shihang, Cai Chengcheng, Wang Zexiong, Zhang Shuai   +4 more
doaj   +1 more source

Fast grain growth phenomenon in high-entropy ceramics: A case study in rare-earth hexaaluminates

Journal of Advanced Ceramics, 2023
It is generally reported that the grain growth in high-entropy ceramics at high temperatures is relatively slower than that in the corresponding single-component ceramics owing to the so-called sluggish diffusion effect.
Lin ZHOU, Ji-Xuan LIU, Tian-Zhe TU, Yue WU, Guo-Jun ZHANG   +4 more
doaj   +1 more source

Will high-entropy carbides and borides be enabling materials for extreme environments?

International Journal of Extreme Manufacturing, 2023
The concept of multi-principal component has created promising opportunities for the development of novel high-entropy ceramics for extreme environments encountered in advanced turbine engines, nuclear reactors, and hypersonic vehicles, as it expands the
Fei Wang, Frederic Monteverde, Bai Cui
doaj   +1 more source

A review of the high-entropy ceramic materials for thermal barrier coatings: Design, synthesis, sintering and properties [PDF]

Processing and Application of Ceramics
Thermal barrier coatings are used as a surface technology for hot-end components of turbine engines, and the continuous development of aerospace technology puts higher requirements on ceramic materials for thermal barrier coatings. High-entropy ceramics,
Liu Jiahang, Wang Yiyong, Lu Zhe, Zhou Yanwen, Li Yan, Zhang Jing, Lyu Guanlin, Jung Yeon-Gil   +7 more
doaj   +1 more source