Zobrazeno 1 - 10
of 40
pro vyhledávání: '"Ming-long MA"'
Autor:
Guo-Liang Shi, Kui Zhang, Xing-Gang Li, Yong-Jun Li, Ming-Long Ma, Jia-Wei Yuan, Hong-Ju Zhang
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 7, Pp 2442-2457 (2023)
Thermomechanical treatment T10 (extension twinning + aging treatment) can largely enhance the precipitation strengthening effect of magnesium alloys. In this study, dislocation structure evolution and precipitation behavior during T10 treatment of an
Externí odkaz:
https://doaj.org/article/1f7b6b0a64e24d56995cd4195eef3001
Publikováno v:
Frontiers in Materials, Vol 8 (2021)
In this paper, the microstructure, electromagnetic shielding properties and mechanical properties of Mg-6Zn-3Sn-0.5Cu alloys are studied. As indicated from the results, the phases in the as-cast alloy comprise α-Mg, MgZnCu, Mg2Sn and Mg2Zn3 phases.
Externí odkaz:
https://doaj.org/article/944bae122779446b9380fa538e39134e
Publikováno v:
Transactions of Nonferrous Metals Society of China. 33:67-78
Publikováno v:
Transactions of Nonferrous Metals Society of China. 30:1803-1815
The microstructure and thermophysical properties of Mg−2Zn−xCu alloys (x=0.5, 1.0 and 1.5, at.%) were investigated through microstructural and thermophysical characterization, heat treatment, and first-principles calculations. It was found that t
Autor:
Yong-jun Li, Ting Li, Zhi-wei Du, Guoliang Shi, Zheng Pang, Yong-gang Peng, Xiao-lei Han, Jiawei Yuan, Ming-long Ma, Wei Liu
Publikováno v:
Transactions of Nonferrous Metals Society of China. 30:1500-1510
The morphology and crystal structure of the precipitates in Mg−7Gd−3Y−1Nd−1Zn−0.5Zr (wt.%) alloy with fine plate-like 14H-LPSO structures aged at 240 °C were investigated using transmission electron microscopy (TEM) and high-angle annular
Publikováno v:
Transactions of Nonferrous Metals Society of China. 26:1835-1842
X-ray diffraction (XRD), optical microscopy (OM), scanning electronic microscopy (SEM), transmission electron microscopy (TEM) and tensile tests at room temperature (RT) were performed to investigate the effect of homogenization on microstructure evo
Autor:
Chun Fang Lu, Xing Gang Li, Guo Liang Shi, Kui Zhang, Ming Long Ma, Jia Wei Yuan, Yong Jun Li
Publikováno v:
Materials Science Forum. 852:142-148
Using the wire of the same material as base metal, EW75 magnesium alloy (Mg-7Gd-5Y-1Nd-0.5Zr wt. %) plate with the thickness of 6 mm was welded by TIG to investigate the welding property. Optical microscopy (OM), scanning electron microscopy (SEM) an
Publikováno v:
Materials Science Forum. 849:173-180
The influence of two-step homogenization on microstructures and properties of AZ40M magnesium alloy were investigated by the scanning electronic microscopy (SEM), X-ray diffraction analysis (XRD) and tensile experiment. Through comparing the microstr
Publikováno v:
Transactions of Nonferrous Metals Society of China. 25:3904-3908
The reactive diffusion in Mg–Gd binary system was studied at 773 K by optical microscopy (OM), scanning electron microscopy (SEM) and electron probe micro-analysis (EPMA). After annealing at 773 K for 12–48 h, four different intermetallic layers,
Publikováno v:
Transactions of Nonferrous Metals Society of China. 25:3944-3952
The mixed grain structure and mechanical property anisotropy of AZ40 magnesium alloy bar with a diameter of 160 mm manufactured by “multi-direction forging (MDF) + extrusion + online cooling” technique were investigated by optical microscopy (OM)