Zobrazeno 1 - 10
of 635
pro vyhledávání: '"Dislocation slip"'
Autor:
Shiwei Xu, Peijie Xiao, Xiaofan Wu, John Holmes, Frédéric Mompiou, Zhenyu Xiao, Chen Jin, Tianjiao Li, Kuaishe Wang, Zhuoran Zeng
Publikováno v:
Journal of Magnesium and Alloys, Vol 12, Iss 10, Pp 4289-4310 (2024)
In this study, a commercial magnesium alloy AZ31 (Mg-3Al-1Zn-0.3Mn) sheet through a short manufacturing process was found to be ductile and highly formable in bending. Despite possessing a strong basal texture, the short-processed sheet without any a
Externí odkaz:
https://doaj.org/article/e0da2a1f7b884916b4d6485235888874
Publikováno v:
Cailiao gongcheng, Vol 52, Iss 8, Pp 130-141 (2024)
The low-cycle fatigue （LCF） behavior of Ti-10Mo-xFe （x=1， 2， 3，mass fraction/%） alloys with different plastic deformation modes were investigated by OM， SEM， EBSD and electro-hydraulic fatigue test machine. The effects of the strain
Externí odkaz:
https://doaj.org/article/30f621948cfd4644985d8dc8c61b298d
Autor:
Hao Feng, Tao Wang, Jianchao Han, Shuyong Jiang, Bingyao Yan, Dong Sun, Peng Lin, Liping Bian, Junbo Yu, Yanqiu Zhang
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 2563-2575 (2024)
High silicon steel has excellent soft magnetic properties, but a poor plasticity limits its practical application seriously. In this research, a novel FeSiCrNi alloy short for Fe-6.5Si–2Cr–12Ni (wt%) was designed and deformed via the local cannin
Externí odkaz:
https://doaj.org/article/ac5d77e3dc0d43239fc00219eb6280ef
Autor:
Tong Mu, Jiawei Yuan, Kai Zhang, Yongjun Li, Xinggang Li, Minglong Ma, Guoliang Shi, Zhaoqian Sun, Kui Zhang
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 992-1008 (2024)
The effects of extrusion ratio (ER) on the microstructures, static mechanical properties, and tension-compression high cycle fatigue (HCF) behavior of the as-extruded Mg–5Zn–1Mn (ZM51) alloy was investigated systematically, and the HCF mechanism
Externí odkaz:
https://doaj.org/article/90ce0e52a95d4beb9a99ae85b3fe7c15
Publikováno v:
Discover Nano, Vol 19, Iss 1, Pp 1-7 (2024)
Abstract The slip systems and motion behavior of dislocations induced by nano-indentation technique in GaN-based LDs were investigated. Dislocations with burgers vector of b = 1/3 were introduced on either {11 $$\overline{2}$$ 2 ¯ 2} , or {1 $$\over
Externí odkaz:
https://doaj.org/article/1a016f3b82bb416cbdd1ab13ccfbaabf
Autor:
B.S. Gong, Z.J. Zhang, J.P. Hou, R. Liu, Q.Q. Duan, H.W. Wang, X.G. Wang, H.Z. Liu, H. Wang, G. Purcek, M. Demirtas, H. Yanar, Z.F. Zhang
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 2448-2457 (2024)
To reveal the effects of aging state on the low-cycle fatigue (LCF) performance of 2024 Al alloy, LCF experiments were conducted on the 2024 Al alloy with three aging states (underaged (UA), peak-aging (PA) and overaged (OA)), respectively. It is fou
Externí odkaz:
https://doaj.org/article/d4261f8051d34064a2888c8da595ae60
Autor:
Hao Feng, Tao Wang, Jianchao Han, Shuyong Jiang, Bingyao Yan, Dong Sun, Peng Lin, Lifei Wang, Liping Bian, Junbo Yu, Yanqiu Zhang
Publikováno v:
Materials & Design, Vol 240, Iss , Pp 112852- (2024)
Fe-6.5 wt% Si high silicon steel alloy presents excellent soft magnetic performances, but a poor plasticity limits its industrial application seriously. In this work, a novel FeSiCrNi alloy with the chemical composition of Fe-6.5Si-2Cr-12Ni (wt%) is
Externí odkaz:
https://doaj.org/article/cb33dc3900eb4369974a962e9cf420cd
Autor:
Qinglu Zhao, Zhifeng Yan, Shubang Wang, Jinwen Zhang, Hongxia Zhang, Xiuli He, Zhixiang Wang, Hongwei Zhang, Wenxian Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 4378-4389 (2023)
In order to address the complexity of fracture damage behavior in metallic materials during service, the thermography technique was used to analyze the temperature evolution behavior of Q460 steel during cyclic deformation. The microscopic organizati
Externí odkaz:
https://doaj.org/article/45a0a9e405354c24a9f3082d10752f52
Publikováno v:
Journal of Magnesium and Alloys, Vol 11, Iss 5, Pp 1672-1682 (2023)
The Swift effect of Mg alloy is sensitive to initial texture. However, dislocation slip is the main deformation mechanism during torsion of Mg alloy. The underlying relation of Swift effect and dislocation slip is still not clarified. The effect of s
Externí odkaz:
https://doaj.org/article/0e478b2d4a344ad3b1ad36844f0a1785
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 5907-5922 (2023)
In this study, extruded deformed billet and extruded rod of Mg–6Al–1Zn–1.1Sc (wt. %) alloy were characterized by optical microscopy (OM) and electron backscatter diffraction (EBSD). The room temperature tensile properties and deformation behavi
Externí odkaz:
https://doaj.org/article/db3ab4c4a1df4fc28b5c68109fe1f1f2