Results 81 to 90 of about 264 (147)

Heterogeneous Microstructure and Tensile Properties of Fe50Mn30Co10Cr10 Metastable High-Entropy Alloy [PDF]

Face-centered cubic (FCC)-structured high-entropy alloys (HEAs) are facing a major challenge due to a trade-off between strength and ductility. In this paper, we systematically investigated the microstructural evolution and tensile properties of ...
Jun Tian, Chunfu Hong, Pinqiang Dai, Xiuying Sun, Fa Chang, Zhanjiang Li, Wei Zhou   +6 more
core   +1 more source

Overcoming the strength-ductility trade-off in additive manufacturing of titanium alloy by in situ fabrication of heterogeneous lamellar microstructure

International Journal of Extreme Manufacturing
The strength-ductility synergy in heterogeneous materials offers significant advantages, though their scalable and controlled fabrication remains challenging. This study introduces an in situ fabrication strategy for heterogeneous lamellar titanium (HLT)
Yang Liu, Kekang Zhang, Tiwen Lu, Yixiong Hu, Hongyu Chen, Di Wang, Mina Zhang, Konrad Kosiba, Yonggang Wang   +8 more
doaj   +1 more source

Global 3D-gradient-structured steel sheets with superior strength-ductility combination [PDF]

Global gradient structures (GGS) from core to surface processed by twisting have been reported to possess exceptional strength-ductility combinations.
Xing, Zhenguo, Shi, Yindong, Wang, Lina, Zhu, Yuntian, liu, tao, Yang, Xinrui, Zhang, Haojie, Zhang, Xiliang   +7 more
core   +1 more source

Achieving high strength-ductility of an Al–Mg–Si–Cu alloy via heterostructure coupling with pre-aging precipitation

Journal of Materials Research and Technology
The heterostructured Al–Mg–Si–Cu alloy profile modified by TiB2–TiC particles was prepared by conventional extrusion and solution treatment, and the coupling effect of the heterostructure and the precipitates on the mechanical properties of the alloy ...
Shibiao Zhong, Jiqiang Chen, Shengci Li, Jieke Ren, Wei Hu, Jialin Guo, Olanrewaju A. Ojo   +6 more
doaj   +1 more source

Microstructure and mechanical properties of extruded Mg-Sn alloys with a heterogeneous grain structure

Journal of Magnesium and Alloys
The high-strength Mg-7Sn alloys (wt.%) with a heterogeneous grain structure were prepared by low-temperature extrusion (230 °C) with the extrusion ratio of 9:1 (9E230) and 17:1 (17E230).
Lin Tong, Jing Jiang, Guangli Bi, Yuandong Li, Tijun Chen, Xiaoru Zhang, Daqing Fang   +6 more
doaj   +1 more source

Tuning lamella spacings for simultaneous strength-ductility improvements in heterogeneous lamella SiCp/2024Al composites

Materials & Design
Whether there is a limit in enhancing strength-ductility through refining heterogeneous lamella structures has garnered great attention for designing high-performance Al matrix composites.
Kan Liu, Qifeng Cui, Lu Shi, Yunpeng Cai, Andong Hua, Yishi Su, Qiubao Ouyang, Di Zhang   +7 more
doaj   +1 more source

On the micromechanism of superior strength and ductility synergy in a heterostructured Mg-2.77Y alloy

Journal of Magnesium and Alloys
Heterostructured metals and alloys are a new class of materials in which mechanical behaviors between the heterogeneous regions are significantly different, and the mechanical properties of bulk materials are superior to the superposition of individual ...
Yuliang Yang, Yuxin Liu, Shu Yan, Shuang Jiang, Zhufeng He, Haizheng Pan, Nan Jia   +6 more
doaj   +1 more source

Loss-free tensile ductility of dual-structure titanium composites via an interdiffusion and self-organization strategy. [PDF]

Proc Natl Acad Sci U S A, 2023
Liu L, Li S, Pan D, Hui D, Zhang X, Li B, Liang T, Shi P, Bahador A, Umeda J, Kondoh K, Li S, Gao L, Wang Z, Li G, Zhang S, Wang R, Chen W.   +17 more
europepmc   +1 more source

Microstructure and Cryogenic Mechanical Properties of a Heterostructured Al₁₁Cr₁₄Fe₅₀Ni₂₅ High-Entropy Alloy Processed by Short-Time Annealing. [PDF]

Materials (Basel)
Song Z, Qi X, Wang Z, Lai Y, Chen Y, Jia Y, Yang Q, Wang X.   +7 more
europepmc   +1 more source

Heterogeneity-Driven Strengthening and Hardening in Heterostructured Materials: Modeling and Simulation Across Length Scales. [PDF]

Materials (Basel)
Zhou C, Rohoman MM, Li N.
europepmc   +1 more source