journal article·2025-09

Vibration-enhanced hot workability of TiAl alloy induced by the motion of 1/2 < 112] superdislocations

Zhenwei Chen, Minghan Sun, Haolong Liu, Xiong Nie, Mingjie Wang, Chao Zhao, Lingxiao Li, Jie Pan, Ning Li

Acta Materialia· Volume 296
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OpenAlex topics: Intermetallics and Advanced Alloy Properties · Microstructure and mechanical properties · Quasicrystal Structures and Properties

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References (77)

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1. Design, processing, microstructure, properties, and applications of advanced intermetallic TiAl alloys10.1002/adem.201200231 ↗
2. Progress in structural materials for aerospace systems10.1016/j.actamat.2003.08.023 ↗
3. Modeling concepts for intermetallic titanium aluminides10.1016/j.pmatsci.2016.01.001 ↗
4. Hot workability of titanium and titanium aluminide alloys—An overview10.1016/S0921-5093(97)00776-4 ↗
5. Polysynthetic twinned TiAl single crystals for high-temperature applications10.1038/nmat4677 ↗
6. New insights into high-temperature deformation and phase transformation mechanisms of lamellar structures in high Nb-containing TiAl alloys10.1016/j.actamat.2020.01.021 ↗
7. Evading the strength-ductility trade-off at room temperature and achieving ultrahigh plasticity at 800℃ in a TiAl alloy10.1016/j.actamat.2021.117585 ↗
8. Hot deformation behavior and deformation mechanism of two TiAl-Mo alloys during hot compression10.1016/j.msea.2018.01.133 ↗
9. Application of Von Mises criterion to single and dual phase TiAl10.1016/S1359-6462(98)00082-7 ↗
10. Dislocation transformation and the anomalies of deformation characteristics in TiAl––III. Temperature evolution of dislocation structure10.1016/0956-7151(92)90023-8 ↗
11. Influence of lattice misfit on the deformation behaviour of α2/γ lamellae in TiAl alloys10.1016/j.msea.2020.140053 ↗
12. Refinement of lamellar structures in Ti-Al alloy10.1016/j.actamat.2016.11.045 ↗
13. High temperature deformation behavior of near γ-phase high Nb-containing TiAl alloy10.1016/j.intermet.2014.03.013 ↗
14. Wrought TiAl Blades10.1016/j.matpr.2015.05.024 ↗
15. Effects of major alloying additions on the microstructure and mechanical properties of γ-TiAl10.1016/S0966-9795(98)00016-8 ↗
16. Hot-working behavior of an advanced intermetallic multi-phase γ-TiAl based alloy10.1016/j.msea.2014.07.040 ↗
17. Improving sustainability with simpler alloys10.1126/science.aaw9905 ↗
18. Playing with defects in metals10.1038/nmat4929 ↗
19. Recovery, recrystallization and phase transformations during thermomechanical processing and treatment of TiAl-based alloys10.1016/S1359-6454(00)00093-8 ↗
20. Microstructural control and mechanical properties of a β-solidified γ-TiAl alloy Ti-46Al-2Nb-1.5V-1Mo-Y10.1016/j.msea.2017.06.065 ↗
21. Microstructure and tensile properties of hot fogred high Nb containing TiAl based alloy with initial near lamellar microstructure10.1016/j.msea.2015.06.066 ↗
22. Appel · 2011
23. Microstructure and deformation of two-phase γ-titanium aluminides10.1016/S0927-796X(97)00018-1 ↗
24. Microstructural evolution during hot working of Ti aluminide alloys: influence of phase constitution and initial casting texture10.1007/s11661-005-0199-8 ↗
25. Influence of low-frequency vibrations on the compression behavior and microstructure of T2 copper10.1016/j.msea.2017.10.083 ↗
26. Ultrasonic-vibration-enhanced plasticity of an entropic alloy at room temperature10.1016/j.actamat.2021.117569 ↗
27. The effect of tensile deformation by in situ ultrasonic treatment on the microstructure of low-carbon steel10.1016/j.actamat.2012.11.036 ↗
28. Deformation behavior and microstructure in the low-frequency vibration upsetting of titanium alloy10.1016/j.jmatprotec.2021.117360 ↗
29. Mechanical behavior and material property of low-carbon steel undergoing low-frequency vibration-assisted upsetting10.1016/j.jmrt.2021.12.113 ↗
30. Enhanced formability of a Zr-based bulk metallic glass in a supercooled liquid state by vibrational loading10.1016/j.actamat.2013.11.009 ↗
31. Effects of ultrasonic vibration on plastic deformation of AZ31 during the tensile process10.1007/s12613-011-0402-4 ↗
32. Blackburn · 1970
33. The significance of acoustic emission during stressing of TiAl-based alloys. Part I: detection of cracking during loading up in tension10.1016/S1359-6454(01)00091-X ↗
34. Dynamic tensile tests with superimposed ultrasonic oscillations for stainless steel type 321 at room temperature10.1016/0029-5493(87)90080-X ↗
35. Superimposed ultrasonic oscillations in compression tests of aluminium10.1016/j.ultras.2006.05.116 ↗
36. Influence of superimposed ultrasound on deformability of Cu10.1063/1.3266170 ↗
37. Acoustic softening and residual hardening in aluminum: modeling and experiments10.1016/j.ijplas.2012.06.003 ↗
38. A first report on the creep deformation and damage behavior of a fine grained fully transformed lamellar gamma TiAl alloy10.1016/0956-716X(94)90050-7 ↗
39. Plastic-flow and microstructure evolution during hot deformation of a gamma titanium aluminide alloy10.1007/s11661-997-0188-1 ↗
40. On the mechanisms of superplasticity in Ti–6Al–4V10.1016/j.actamat.2015.12.003 ↗
41. An investigation of the origin of the superplasticity of cast TiAl alloys10.1016/j.ijplas.2005.10.003 ↗
42. Low-temperature superplasticity of β-stabilized Ti-43Al-9V-Y alloy sheet with bimodal γ-grain-size distribution10.1016/j.jmst.2021.03.077 ↗
43. Dynamic recrystallization and hot processing map of Ti-48Al-2Cr-2Nb alloy during the hot deformation10.1016/j.matchar.2021.111332 ↗
44. Investigation on the microstructure evolution and dynamic recrystallization mechanisms of TiAl alloy at elevated temperature10.1016/j.jmrt.2021.06.107 ↗
45. Deformation of PST crystals of a TiAl/Ti3Al two-phase alloy at 1000°C10.1016/S0966-9795(99)00033-3 ↗
46. Deformation mechanisms in the intermetallic compound TiAl10.1080/01418619008235562 ↗
47. The geometry and nature of pinning points of ½ ⟨110] unit dislocations in binary TiAl alloys10.1080/01418619708200010 ↗
48. Intersections of deformation twins in TiAl10.1080/01418619308213976 ↗
49. Enhanced high-temperature tensile property by gradient twin structure of duplex high-Nb-containing TiAl alloy10.1016/j.actamat.2018.09.007 ↗
50. Flow behavior and microstructure evolution of a P/M TiAl alloy during high temperature deformation10.1016/j.msea.2011.05.071 ↗
51. Crystallographic aspects of deformation twinning and consequences for plastic deformation processes in γ-TiAl10.1016/S1359-6454(99)00385-7 ↗
52. The interaction mechanism of screw dislocations with coherent twin boundaries in different face-centred cubic metals10.1016/j.scriptamat.2005.11.072 ↗
53. Large scale 3-dimensional atomistic simulations of screw dislocations interacting with coherent twin boundaries in Al, Cu and Ni under uniaxial and multiaxial loading conditions10.1016/j.actamat.2019.05.025 ↗
54. Hot deformation and dynamic recrystallization behavior of TiAl-based alloy10.1016/j.intermet.2019.106521 ↗
55. Deformation mechanisms in a high-Nb containing γ–TiAl alloy at 900°C10.1016/S0921-5093(99)00313-5 ↗
56. On the high creep strength of the W containing IRIS-TiAl alloy at 850 °C10.1016/j.actamat.2019.09.056 ↗
57. Deformation behavior of two-phase α2(Ti3Al) + γ(TiAl) alloys
58. Effects of ultrasound on deformation characteristics of metals10.1109/T-SU.1966.29367 ↗
59. Mobility of screw dislocation in BCC tungsten at high temperature in presence of carbon10.1016/j.actamat.2021.117440 ↗
60. Is the pinning of ordinary dislocations in γ-TiAl intrinsic or extrinsic in nature? A combined atomistic and kinetic Monte Carlo approach10.1016/j.actamat.2010.10.060 ↗
61. Dislocation mobility, ductility and anomalous strengthening of two-phase TiAl alloys: effects of oxygen and composition10.1016/0966-9795(95)00060-7 ↗
62. Dislocation motion in γ TiAl studied by in situ straining experiments in the HVEM
63. Dislocation processes during the plastic deformation of γ-TiAl10.1080/01418619908210346 ↗
64. Deformation of lamellar structure in TiAl-Ti3Al two-phase alloys10.1080/014186198253660 ↗
65. Ordinary dislocations in γ-TiAl: cusp unzipping, jog dragging and stress anomaly
66. Dislocation structures and deformation behaviour of Ti-50/52Al alloys between 77 and 1173 K10.1016/0921-5093(94)03250-5 ↗
67. Nature and dissociation of the dislocations in TiAl deformed at room temperature10.1080/01418618608242882 ↗
68. Deformation of lamellar γ-TiAl below the general yield stress10.1016/j.actamat.2018.09.061 ↗
69. Arrangement of misfit dislocations at Ti3Al/TiAl phase boundaries10.1016/0921-5093(93)90705-J ↗
70. Generation of misfit dislocations in semiconductors10.1063/1.339078 ↗
71. The influence of interface shear strength on the glide dislocation–interface interactions10.1016/j.actamat.2011.01.056 ↗
72. Atomistic simulations of dislocation–interface interactions in the Cu-Ni multilayer system10.1080/01418610008212148 ↗
73. Dislocation cross-slip in fcc solid solution alloys10.1016/j.actamat.2017.02.027 ↗
74. Dislocation transformation and the anomalies of deformation characteristics in TiAl—IV. Observation of blocked dislocations10.1016/0956-7151(92)90024-9 ↗
75. The high-strain-rate response of alpha-titanium: experiments, deformation mechanisms and modeling10.1016/S1359-6454(97)00287-5 ↗
76. High strain rate deformation of Ti48Al2Nb2Cr10.1016/1359-6454(95)00329-0 ↗
77. Formation of deformation twins in TiAl10.1016/S1359-6454(01)00264-6 ↗