Results 11 to 20 of about 682,980 (296)

A Model for Direct Effect of Graphene on Mechanical Property of Al Matrix Composite

Metals, 2023
Direct effect of graphene on mechanical property of Al matrix composite has been studied by using molecular dynamic (MD) methods. The models of graphene-reinforced composite are achieved by modeling the sintering system consisting of Al particles and ...
Hongshuo Sun, Na Li, Yongchao Zhu, Kailiang Liu   +3 more
doaj   +1 more source

Microstructure and mechanical properties of ultra-high strength TiCp/Mg-1.4Zn-2.6Ca-0.5Mn nanocomposite after hot extrusion

Journal of Aeronautical Materials, 2020
A uniform distribution of TiCp nanoparticles was realized in the TiCp/Mg-1.4Zn-2.6Ca-0.5Mn nanocomposite fabricated by the method of ultrasonic-assisted semisolid stirring.
NIE Kaibo, ZHU Zhihao, DENG Kunkun, HAN Jungang   +3 more
doaj   +1 more source

Simultaneous Improvement in Strength and Ductility of TC4 Matrix Composites Reinforced with Ti1400 Alloy and In Situ-Synthesized TiC

Metals, 2023
To overcome the tradeoff between strength and ductility of materials and obtain titanium matrix composites with excellent mechanical properties, in this study, the in situ-synthesized TiC particles and Ti-Al-V-Mo-Cr (Ti1400) alloy-reinforced Ti6Al4V (TC4)
Ni He, Mingjia Li, Guodong Sun, Junjie Xu, Mingyang Li, Longlong Dong, Yusheng Zhang   +6 more
doaj   +1 more source

Atomistic Investigation on the Strengthening Mechanism of Single Crystal Ni-Based Superalloy under Complex Stress States

Metals, 2022
Single crystal Ni-based superalloy, with excellent mechanical properties in high temperature, always works under complex stress states, including multiaxial tension and compression, which results in various strengthening mechanisms.
Bin Xie, Xinyu Wang, Yongsheng Fan, Ruizhi Li   +3 more
doaj   +1 more source

Strengthening and fracture mechanisms of a precipitation hardening high-entropy alloy fabricated by selective laser melting

Virtual and Physical Prototyping, 2022
A precipitation hardening high-entropy alloy (HEA) (FeCoNi)86Al7Ti7 was fabricated by selective laser melting (SLM) and ageing treated under different temperatures and time conditions.
Yaowen Wu, Xinyi Zhao, Qiang Chen, Can Yang, Mingguang Jiang, Changyong Liu, Zhe Jia, Zhangwei Chen, Tao Yang, Zhiyuan Liu   +9 more
doaj   +1 more source

A comprehensive review of recent progress in fabrication of magnesium base composites by friction stir processing technique—A review

AIMS Materials Science, 2020
Metal matrix composites (MMCs) are the next generation materials, globally popular for having numerous potential applications in aircraft, automobile and biomedical industry.
P. Sagar, A. Handa
doaj   +1 more source

Research Status on Strengthening Mechanism of Particle-reinforced Metal Matrix Composites

Cailiao gongcheng, 2018
The research status on theoretic models and the coupling relationships of Orowan strengthening, dislocation strengthening, load-bearing effect of the reinforcement strengthening and others strengthening are successfully described in this study for ...
YE Xiang-ping, LI Ying-lei, WENG Ji-dong, CAI Ling-cang, LIU Cang-li   +4 more
doaj   +1 more source

Study on the preparation process and sintering performance of doped nano-silver paste

Reviews on Advanced Materials Science, 2022
After tin–lead solders are banned, the widely used electronic packaging interconnect materials are tin–silver, tin–copper, and other alloy solders. With the application of high-power devices, traditional solders can no longer meet the new requirements ...
Yang Hui
doaj   +1 more source

Nanoscale gold pillars strengthened through dislocation starvation [PDF]

, 2006
It has been known for more than half a century that crystals can be made stronger by introducing defects into them, i.e., by strain-hardening. As the number of defects increases, their movement and multiplication is impeded, thus strengthening the ...
Greer, Julia R., Nix, William D.
core   +1 more source

An Overview of High Yield Strength Twinning-Induced Plasticity Steels

Metals, 2021
Twinning-induced plasticity (TWIP) steel is a second-generation advanced high strength steel grade developed for automotive applications. TWIP steels exhibit an excellent combination of strength and ductility, mainly originating from the activation of ...
Guanghui Yang, Jin-Kyung Kim
doaj   +1 more source