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Philosophical Magazine A Volume 64, 1991 - Issue 2
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Original Articles

Transmission electron microscopy characterization of interfacial boundaries in heat-treated Ti3Al + TiAl two-phase alloy

Linruo Zhao Metallurgical Sciences Laboratories, Department of Mechanical Engineering, University of Manitoba, Winnipeg, Manitoba, CanadaR3T 2N2
&
K. Tangri Metallurgical Sciences Laboratories, Department of Mechanical Engineering, University of Manitoba, Winnipeg, Manitoba, CanadaR3T 2N2
Pages 361-386 | Received 23 Aug 1990, Accepted 19 Oct 1990, Published online: 20 Aug 2006

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C.Y. Lee & J.K. Park. (2001) Effect of Cr and Si additions on the continuous-cooling-transformation kinetics of γ-based Ti–45 at.% A1 alloy. Philosophical Magazine A 81:10, pages 2415-2426.
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P. Shang, T.T. Cheng & M. Aindow. (1999) A high-resolution electron microscopy study of steps on lamellar γ-α2 interfaces in a low-misfit TiAl-based alloy. Philosophical Magazine A 79:10, pages 2553-2575.
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R. Holmestad & C.R. Birkeland. (1998) Charge-density determination in TiAl-Cr and TiAl-V using quantitative convergent-beam electron diffraction. Philosophical Magazine A 77:5, pages 1231-1254.
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M. Loubradou, R. Bonnet & J.M. Pénisson. (1995) Glide transfer across structural twin plates in TiAl involving faults and deformation nanotwins. Philosophical Magazine A 72:5, pages 1381-1395.
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F. Appel, U. Christoph & R. Wagner. (1995) An electron microscope study of deformation and crack propagation in (α2 + γ) titanium aluminides. Philosophical Magazine A 72:2, pages 341-360.
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P. Prasad Rao & K. Tangri. (1992) Deformation behaviour of titanium aluminides at room temperature. Materials Science and Technology 8:12, pages 1117-1124.
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Linruo Zhao & K. Tangri. (1992) Variation in the dislocation structure on lamellar ti3al/tial interfaces during deformation at different temperatures. Philosophical Magazine A 65:5, pages 1065-1081.
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F. Appel, R. Wagner & Vinod Kumar. 2017. Reference Module in Materials Science and Materials Engineering. Reference Module in Materials Science and Materials Engineering.
Fang Liu & Guo-zhen Zhu. (2015) The Atomic Interfacial Structure between 02 and y Phases within a TiAl Alloy in Lamellar Form. Microscopy and Microanalysis 21:S3, pages 1171-1172.
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Fritz Appel, Jonathan David Heaton Paul & Michael Oehring. 2011. Gamma Titanium Aluminide Alloys. Gamma Titanium Aluminide Alloys 125 248 .
Fritz Appel, Jonathan David Heaton Paul & Michael Oehring. 2011. Gamma Titanium Aluminide Alloys. Gamma Titanium Aluminide Alloys 33 70 .
J.M. Howe, R.C. Pond & J.P. Hirth. (2009) The role of disconnections in phase transformations. Progress in Materials Science 54:6, pages 792-838.
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Ningan Xu, Hui Jiang & Xingfang Wu. (2008) TEM and HRTEM study of influence of thermal cycles with stress on dynamic recrystallization in Ti46Al8Nb1B during creep. Micron 39:8, pages 1210-1215.
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Vaclav Paidar. (2006) Interfaces and Properties of Advanced Materials. Materials Science Forum 512, pages 5-12.
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L.C Zhang, T.T Cheng & M Aindow. (2004) Nucleation of the lamellar decomposition in a Ti–44Al–4Nb–4Zr alloy. Acta Materialia 52:1, pages 191-197.
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F.A Guo, V Ji, M François & Y.G Zhang. (2003) X-ray elastic constant determination and microstresses of α2 phase of a two-phase TiAl-based intermetallic alloy. Materials Science and Engineering: A 341:1-2, pages 182-188.
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F. Appel & R. Wagner. 2001. Encyclopedia of Materials: Science and Technology. Encyclopedia of Materials: Science and Technology 4246 4264 .
F. Appel, M. Oehring & R. Wagner. (2000) Novel design concepts for gamma-base titanium aluminide alloys. Intermetallics 8:9-11, pages 1283-1312.
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S. Lay, M. Loubradou & R. Bonnet. (2000) Atomic Structures of Linear Singularities at Close-Packed {111}??(0001)?2 Interfaces in a 60Ti-40Al (at%) Alloy. physica status solidi (a) 178:2, pages 681-700.
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R.C. Pond, P. Shang, T.T. Cheng & M. Aindow. (2000) Interfacial dislocation mechanism for diffusional phase transformations exhibiting martensitic crystallography: formation of TiAl + Ti3Al lamellae. Acta Materialia 48:5, pages 1047-1053.
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Fritz Appel & U. Christoph. (1999) Coherency stresses and interface-related deformation phenomena in two-phase titanium aluminides. Intermetallics 7:10, pages 1173-1182.
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M. Riemer, H.G. Jentsch, H. Biermann & H. Mughrabi. (1999) The internal stress state in lamellar PST-crystals of the intermetallic alloy TiAl after compressive deformation. Intermetallics 7:3-4, pages 241-249.
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J.G. Wang, L.C. Zhang, G.L. Chen & H.Q. Ye. (1998) TEM observations of mechanical twins in a hot-deformed Ti–45Al–10Nb alloy. Materials Science and Engineering: A 252:2, pages 222-231.
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L.C Zhang, G.L Chen, J.G Wang & H.Q Ye. (1998) Hot-deformation-induced α2/γ interfacial structure in a two-phase γ-TiAl-based alloy. Materials Letters 36:1-4, pages 132-136.
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L.C Zhang, G.L Chen, J.G Wang & H.Q Ye. (1998) TEM study on lamellar microstructure and α2/γ interfacial structure in a hot-deformed two-phase γ-TiAl-based alloy. Materials Science and Engineering: A 247:1-2, pages 1-7.
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F. Appel & R. Wagner. (1998) Microstructure and deformation of two-phase γ-titanium aluminides. Materials Science and Engineering: R: Reports 22:5, pages 187-268.
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P. Shang, T.T. Cheng & M. Aindow. (2011) The Character of Steps on Gamma/Alpha-2 Interfaces in a Low Misfit Lamellar TiAl-Based Alloy. MRS Proceedings 552.
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J.G. Wang, L.C. Zhang, G.L. Chen, H.Q. Ye & T.G. Nieh. (1997) Deformation-induced γ↔α2 phase transformation in a hot-forged Ti–45Al–10Nb alloy. Materials Science and Engineering: A 239-240, pages 287-292.
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Zhe Jin & George T. Gray III. (1997) Experimental determination of domain orientations and domain orientation relationships across lamellar interfaces in polysynthetically twinned TiAl crystals. Materials Science and Engineering: A 231:1-2, pages 62-71.
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L.C. Zhang, G.L. Chen, J.G. Wang & H.Q. Ye. (1997) Nonequilibrium interfacial structures in a γ-TiAl-based two phase alloy after hot-working and annealing. Intermetallics 5:4, pages 289-295.
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Y.G. Zhang, F.D. Tichelaar, F.W. Schapink & M.C. Chaturvedi. (1996) Interaction of deformation twins with α2 plates in γ-TiAl base alloy deformed at room temperature. Materials Science and Engineering: A 219:1-2, pages 162-179.
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F. Appel & R. Wagner. (2011) Stress Induced Structural Changes of Interphase Boundaries and Mechanical Twins in two-Phase γ-Titanium Aluminides. MRS Proceedings 466.
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Y.G. Zhang, F.D. Tichelaar, F.W. Schapink, Q. Xu & C.Q. Chen. (1995) An evidence of stress-induced α2 → γ transformation in a γ-TiAl-based alloy. Scripta Metallurgica et Materialia 32:7, pages 981-985.
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F. Appel, U. Christoph, U. Lorenz & D R. Wagner. (2011) Effect of Coherency Stresses on the Stability of Lamellar (α 2 +γ) Titanium Aluminides . MRS Proceedings 404.
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D. L. Davidson & J. B. Campbell. (1993) Fatigue crack growth through the lamellar microstructure of an alloy based on TiAl at 25 °C and 800 °C. Metallurgical Transactions A 24:7, pages 1555-1574.
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F. Appel, P.A. Beaven & R. Wagner. (1993) Deformation processes related to interfacial boundaries in two-phase γ-titanium aluminides. Acta Metallurgica et Materialia 41:6, pages 1721-1732.
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A. Bouzaher & R. Bonnet. (1993) Misfit dislocations arranged in a hexagonal network in anisotropic elasticity. Related displacement field and stored elastic energy. Acta Metallurgica et Materialia 41:5, pages 1595-1603.
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Fritz Appel, Ulrich Christoph & Richard Wagner. (2011) The Structure and Stress State of Lamellar Interfaces in Two-Phase Titanium Aluminides. MRS Proceedings 318.
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F Appel & R Wagner. (1993) Interface-related deformation phenomena in intermetallic γ-titanium aluminides. Physica Scripta T49B, pages 387-392.
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P. M. Hazzledine, B. K. Kad, H. L. Fraser & D. M. Dimiduk. (2011) Internal Stresses in TiAl Based Lamellar Composites. MRS Proceedings 273.
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David L. Davidson. (2011) Fatigue Crack Growth in a TiAl Alloy with Lamellar Microstructure. MRS Proceedings 273.
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J. M. Penisson, R. Bonnet, M. Loubradou & C. Derder. (2011) Atomic Structure of Internal Interfaces in A Ti 3 AI-TiAI Two-Phase Alloy . MRS Proceedings 238.
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