Results 1 to 10 of about 247,537 (287)

Influence of colloidal nano silica on solidification mechanisms and hydration process of nano modified cement. [PDF]

Sci Rep
Nouh A, Abou-Shady H, Abdel Rahman RO.
europepmc   +3 more sources

Research progress on microstructure and property regulation of ultra-high temperature oxide eutectic ceramics by high gradient directional solidification technology

Xibei Gongye Daxue Xuebao, 2022
With the rapid development of aerospace and other high-tech fields, a new generation of high perfor-mance, high efficiency ultrahigh temperature structural materials and their preparation technologies increasingly becomes the focus of the development of ...
SHEN Zhonglin, LIU Yuan, SU Haijun, ZHAO Di, LIU Haifang   +4 more
doaj   +1 more source

Formation mechanism and roles of oxygen vacancies in melt-grown Al2O3/GdAlO3/ZrO2 eutectic ceramic by laser 3D printing

Journal of Advanced Ceramics, 2022
Laser three-dimensional (3D) printing has become a significant technique to fabricate high-performance Al2O3-based eutectic ceramics based on melt growth.
Haifang Liu, Haijun Su, Zhonglin Shen, Hao Jiang, Di Zhao, Yuan Liu, Yinuo Guo, Xiang Li, Min Guo, Jun Zhang, Lin Liu, Hengzhi Fu   +11 more
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Hot deformation behavior of Ni61Fe10Cr10Al17Mo2 high-entropy alloy with hierarchical structure

Journal of Materials Research and Technology, 2023
The Ni61Fe10Cr10Al17Mo2 high-entropy alloys (HEAs) with low density have been developed with great potentials for applications. The forging process is one of the important methods for fabricating components.
Jinyu Wang, Jiajun Zhao, Yuhao Jia, Xiaoguang Fan, Feng He, Xian Luo, Junjie Li, Zhijun Wang, Jincheng Wang   +8 more
doaj   +1 more source

Research progress in effect of Ru on solidification characteristics, precipitation of topologically close-packed phases and creep property of nickel-based single crystal superalloy

Cailiao gongcheng, 2022
Nickel-based single crystal superalloys are widely used for hot components of advanced turbine engines due to their excellent mechanical properties at elevated temperature.
CAO Kaili, YANG Wenchao, QU Pengfei, HUANG Taiwen, GUO Min, SU Haijun, ZHANG Jun, LIU Lin   +7 more
doaj   +1 more source

Microstructure Characterization and Thermal Stability of TNM Alloy Fabricated by Powder Hot Isostatic Pressing

Metals, 2021
A TNM alloy ingot was fabricated with powder hot isostatic pressing (P-HIP) and short-time exposure treatment conducted at 750–1050 °C for 2–5 h. The tensile mechanical properties were investigated at room temperature and 800 °C.
Yichao Wang, Xiangyi Xue, Hongchao Kou, Fengming Qiang, Yonghao Yu, Zhongwei Yin, Jinshan Li   +6 more
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Effect of the precipitation state on high temperature tensile and creep behaviors of Mg-15Gd alloy

Journal of Magnesium and Alloys, 2022
Due to the effective precipitation strengthening effect of the β′ phase, Mg-Gd alloys exhibit excellent room temperature mechanical behaviors. However, when served at high temperatures, the metastable β′ phase will transform to other phases, resulting in
Shuxia Ouyang, Guangyu Yang, He Qin, Chunhui Wang, Shifeng Luo, Wanqi Jie   +5 more
doaj   +1 more source

A Review on Buried Interface of Perovskite Solar Cells

Energies, 2023
Perovskite solar cells (PSCs) have been developed rapidly in recent years because of their excellent photoelectric performance. However, interfacial non-radiative recombination hinders the improvement of device performance.
Yu Pu, Haijun Su, Congcong Liu, Min Guo, Lin Liu, Hengzhi Fu   +5 more
doaj   +1 more source

Understanding the formation of equiaxed α during dynamic precipitation in titanium alloys by elastoplastic phase field simulation

Journal of Materials Research and Technology, 2023
Dynamic α precipitation with hot deformation is commonly adopted to obtain equiaxed α for tailoring the mechanical properties of Ti alloys. The formation of an equiaxed shape rather than the typically observed α plate is closely correlated with the ...
Lei Zhang, Junjie Li, Yujian Wang, Zhijun Wang, Feng He, Lei Wang, Jincheng Wang   +6 more
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Solidification characteristics and as-cast microstructures of a Ru-containing nickel-based single crystal superalloy

Journal of Materials Research and Technology, 2021
The solidification characteristics and as-cast microstructures of a Ru-containing nickel-based single crystal superalloy were systematically investigated through thermal analysis, Thermo-Calc simulation, the planar interface solidification experiment ...
Kaili Cao, Wenchao Yang, Jiachen Zhang, Chen Liu, Pengfei Qu, Haijun Su, Jun Zhang, Lin Liu   +7 more
doaj   +1 more source