journal article·2025-09

Anomalous strain hardening via manipulating basal/pyramidal dislocation interactions in the Mg-Y-Ca alloy

Mingdi Yu, Yaofeng Li, Hui Guo, Hongwei Xiong, Jingya Wang, Fulin Wang, Boyu Liu, Bo Hu, Tao Ying, Hao Wang, Javier LLorca, Xiaoqin Zeng

Acta Materialia· Volume 296
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Abstract

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OpenAlex topics: Magnesium Alloys: Properties and Applications · Metal and Thin Film Mechanics · Aluminum Alloys Composites Properties

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References (55)

Show source-provided references
1. Exceptional fracture toughness of CrCoNi-based medium- and high-entropy alloys at 20 kelvin10.1126/science.abp8070 ↗
2. An overview of tailoring strain delocalization for strength-ductility synergy10.1016/j.pmatsci.2020.100675 ↗
3. Chemical inhomogeneities in high-entropy alloys help mitigate the strength-ductility trade-off10.1016/j.pmatsci.2024.101252 ↗
4. Effect of temperature on the flow stress and strain-hardening coefficient of magnesium single crystals10.1007/BF03397908 ↗
5. Effect of solute content and temperature on the deformation mechanisms and critical resolved shear stress in Mg-Al and Mg-Zn alloys10.1016/j.actamat.2019.03.027 ↗
6. Mapping plastic deformation mechanisms in AZ31 magnesium alloy at the nanoscale10.1016/j.actamat.2023.118876 ↗
7. How magnesium accommodates local deformation incompatibility: a high-resolution digital image correlation study10.1016/j.actamat.2017.05.040 ↗
8. Formation and slip of pyramidal dislocations in hexagonal close-packed magnesium single crystals10.1016/j.actamat.2014.03.022 ↗
9. Additional modes of deformation twinning in magnesium10.1016/0001-6160(57)90074-3 ↗
10. Twinning aspects and their efficient roles in wrought Mg alloys: a comprehensive review10.1016/j.jma.2024.04.035 ↗
11. Anisotropy of wrought magnesium alloys: a focused overview10.1016/j.jma.2022.03.006 ↗
12. Role of twinning and texture on fatigue resistance enhancement of Mg-6Gd-3Y-1Nd-0.5Zr alloys10.1016/j.ijfatigue.2021.106471 ↗
13. Prediction of the fatigue life in a textured AZ31 Mg alloy as a function of orientation using fatigue indicator parameters10.1016/j.msea.2024.146447 ↗
14. Designing Mg alloys with high ductility: reducing the strength discrepancies between soft deformation modes and hard deformation modes10.1016/j.actamat.2017.09.006 ↗
15. Critical resolved shear stresses for slip and twinning in Mg-Y-Ca alloys and their effect on the ductility10.1016/j.ijplas.2023.103525 ↗
16. Deformation mechanisms of Mg-Ca-Zn alloys studied by means of micropillar compression tests10.1016/j.actamat.2021.117151 ↗
17. Study of slip activity in a Mg-Y alloy by in situ high energy X-ray diffraction microscopy and elastic viscoplastic self-consistent modeling10.1016/j.actamat.2018.05.065 ↗
18. Origins and dissociation of pyramidal dislocations in magnesium and its alloys10.1016/j.actamat.2017.12.049 ↗
19. Estimation of Peierls-Nabarro stress of dislocations by the first-principles calculation in Mg alloys and their effects on plasticity
20. The relation between ductility and stacking fault energies in Mg and Mg-Y alloys10.1016/j.actamat.2012.02.006 ↗
21. Large plasticity in magnesium mediated by pyramidal dislocations10.1126/science.aaw2843 ↗
22. Analysis of double cross-slip of pyramidal I 〈c+a〉 screw dislocations and implications for ductility in Mg alloys10.1016/j.actamat.2019.10.053 ↗
23. Mechanistic origin and prediction of enhanced ductility in magnesium alloys10.1126/science.aap8716 ↗
24. Improving ductility of a Mg alloy via non-basal slip induced by Ca addition10.1016/j.ijplas.2019.04.020 ↗
25. Topology and evolution of dislocation structures mediated by glissile reactions in face-centered cubic metals10.1016/j.actamat.2024.119748 ↗
26. On the strength of dislocation interactions and their effect on latent hardening in pure Magnesium10.1016/j.ijplas.2014.06.010 ↗
27. Effect of Al content on the critical resolved shear stress for twin nucleation and growth in Mg alloys10.1016/j.actamat.2020.02.006 ↗
28. In-situ TEM observation of {10-12} twin-dominated deformation of Mg pillars: twinning mechanism, size effects and rate dependency10.1016/j.actamat.2018.07.027 ↗
29. Fast parallel algorithms for short-range molecular dynamics10.1006/jcph.1995.1039 ↗
30. Anisotropic surface segregation in Al-Mg alloys10.1016/S0039-6028(96)01154-5 ↗
31. Visualization and analysis of atomistic simulation data with OVITO–the open visualization tool10.1088/0965-0393/18/1/015012 ↗
32. Atomsk: a tool for manipulating and converting atomic data files10.1016/j.cpc.2015.07.012 ↗
33. Micropillar and macropillar compression responses of magnesium single crystals oriented for single slip or extension twinning10.1016/j.actamat.2013.10.073 ↗
34. Microcompression study of Mg (0001) single crystal10.1016/j.scriptamat.2009.12.048 ↗
35. Multiplicity of dislocation pathways in a refractory multiprincipal element alloy10.1126/science.aba3722 ↗
36. Tuning element distribution, structure and properties by composition in high-entropy alloys10.1038/s41586-019-1617-1 ↗
37. Identification of active slip systems in polycrystals by slip trace–modified lattice rotation analysis (ST-MLRA)10.1016/j.scriptamat.2022.114648 ↗
38. The role of grain boundary plane in slip transfer during deformation of magnesium alloys10.1016/j.actamat.2022.117662 ↗
39. Effect of nano-Al2O3 addition and heat treatment on the microstructure and mechanical properties of Mg-(5.6Ti+3Al) composite10.1016/j.matchar.2012.10.005 ↗
40. Influence of cerium on the deformation and corrosion of magnesium10.1115/1.4033033 ↗
41. Differentiating the mechanical response of hybridized Mg nano-composites as a function of strain rate10.1016/j.msea.2012.02.086 ↗
42. The origin of “rare earth” texture development in extruded Mg-based alloys and its effect on tensile ductility10.1016/j.msea.2008.05.045 ↗
43. Visco-plastic modeling of mechanical responses and texture evolution in extruded AZ31 magnesium alloy for various loading conditions10.1016/j.ijplas.2014.10.012 ↗
44. The effect of addition of Nd and Ce on the microstructure and mechanical properties of ZM21 Mg alloy10.1016/j.jma.2013.02.011 ↗
45. Microstructure, texture and mechanical properties evolution of extruded fine-grained Mg-Y sheets during annealing10.1016/j.msea.2018.02.045 ↗
46. Effect of microstructure and texture on the mechanical properties of the as-extruded Mg–Zn–Y–Zr alloys10.1016/j.msea.2006.08.037 ↗
47. Effect of Sn content on strain hardening behavior of as-extruded Mg-Sn alloys10.1016/j.msea.2017.12.074 ↗
48. Strain hardening of as-extruded Mg-xZn (x = 1, 2, 3 and 4 wt%) alloys10.1016/j.jmst.2018.09.015 ↗
49. The role of Ca on the microstructure and tensile properties of Mg-Al-Zn-Ca alloys10.1016/j.mtla.2023.101787 ↗
50. Texture development and dislocation activities in Mg-Nd and Mg-Ca alloy sheets10.1016/j.matchar.2021.111044 ↗
51. Effect of „Forest” dislocations in the {1122} 〈1123〉 system on hardening in Mg single crystals under basal slip10.1002/pssa.2210320125 ↗
52. Theoretical analysis of Basal-Pyramidal interaction of dislocations and calculation of its contribution to work hardening of magnesium crystals10.1016/0025-5416(76)90087-2 ↗
53. Basal-pyramidal dislocation lock in deformed magnesium10.1016/j.scriptamat.2017.02.040 ↗
54. Solid solution and precipitation strengthening effects in basal slip, extension twinning and pyramidal slip in Mg-Zn alloys10.1016/j.actamat.2021.117374 ↗
55. Quantification of precipitate hardening of twin nucleation and growth in Mg and Mg-5Zn using micro-pillar compression10.1016/j.actamat.2018.10.009 ↗