Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Guangyu Yang"'
Publikováno v:
Materials Science and Technology. 37:59-65
The equiaxed solidification of Al–20Cu alloy under different cooling rates was investigated using in-situ synchrotron X-ray radiography. The results showed that mean grain size increases rapidly at...
Autor:
Hai-Rong Mao, Qi-Chuan Jiang, Huiyuan Wang, Liang Zhao, Guangyu Yang, Xiao-Ming Qiu, Ping Shen
Publikováno v:
Journal of Materials Science. 55:11462-11476
To develop good rate capability and good cycle stability electrode, hierarchical porous coral-like ZnO/ZnCo2O4/Co3O4 coating was fabricated on a novel 3D straight-through layered copper current collector with one-step solution combustion method and u
Publikováno v:
Journal of Materials Science & Technology. 34:2246-2255
The microstructure evolution and mechanical properties of Mg-6Zn-2Gd-0.5Zr alloy during homogenization treatment were investigated. The as-cast alloy was found to be composed of dendritic primary α-Mg matrix, α-Mg + W (Mg3Zn3Gd2) eutectic along gra
Publikováno v:
Journal of Alloys and Compounds. 725:145-154
The microstructural evolution, phase constitution and mechanical properties of directionally solidified Mg-5.5Zn-xGd (x = 0.8, 2.0, and 4.0) alloys were firstly investigated under G = 30 K/mm at a wide range of V (10 μ m/s - 100 μ m/s). It was conf
Publikováno v:
Materials Science and Engineering: A. 810:141021
Effects of extrusion ratio and subsequent solution + aging treatment on the tension-compression yield asymmetry (TCYA) of extruded Mg-4.58Zn-2.6Gd-0.18Zr alloys were investigated. When the extrusion ratio increased from 10:1 to 15:1 and 30:1, the TCY
Autor:
Quentin M. Ramasse, Zongning Chen, Fredrik S. Hage, Guangyu Yang, Tongmin Wang, Peter Schumacher, Jiehua Li
Publikováno v:
Materials Characterization. 128:7-13
High angle annular dark field scanning transmission electron microscope imaging and electron energy loss spectroscopy were used to elucidate the heterogeneous nucleation interface of AlB2 in an Al-7Si alloy. Si particles were observed in the vicinity
Publikováno v:
Materials Science and Engineering: A. 801:140439
Tensile and compressive mechanical behaviors of the as-cast Mg-4.58Zn-2.6Gd-0.16Zr alloy were investigated. It was found that the tensile yield strength was lower than the compressive yield strength, and three stages of strain hardening were both det
Publikováno v:
Materials Science and Engineering: A. 780:139138
The creep properties of Mg alloys are critical for their high temperature applications. But for Mg–Gd alloys, there is a lack of systematic research on the creep behavior and microstructure evolution above 250 °C. In this study, the high temperatu
Publikováno v:
Materials Science and Engineering: A. 577:210-217
Flow behaviors and microstructures during hot compression of a Ti–43Al–4Nb–1.4W-based alloy containing β phase at various deformation conditions were investigated by physical simulations, optical microscopy (OM), scanning electron microscopy (
Publikováno v:
Materials Science Forum. :651-654
A new composition sand-casting magnesium alloy, Mg-6Zn-2Gd-0.6Zr, was developed. It was found that the room temperature mechanical properties of the alloy were superior: b=270MPa, 0.2=175MPa, =8%. Meanwhile, the elevated-temperature strength