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Philosophical Magazine A Volume 61, 1990 - Issue 1
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Original Articles

Deformation mechanisms in the intermetallic compound TiAl

S. A. Court Department of Materials Science and Engineering, University of Illinois, 1304 West Green Street, Urbana, Illinois, 61801, U.S.A.; Alcan International Ltd., Banbury Laboratories, Banbury, England
,
V. K. Vasudevan Department of Materials Science and Engineering, University of Illinois, 1304 West Green Street, Urbana, Illinois, 61801, U.S.A.; Department of Materials Science and Engineering, University of Cincinnati, Cincinnati, Ohio, 45221, U.S.A.
&
H. L. Fraser Department of Materials Science and Engineering, University of Illinois, 1304 West Green Street, Urbana, Illinois, 61801, U.S.A.; Department of Materials Science and Engineering, The Ohio State University, 2041 College Road, Columbus, Ohio, 43210, U.S.A.
Pages 141-158 | Received 16 Jan 1989, Accepted 05 Apr 1989, Published online: 13 Sep 2006

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T. Nakano , K. Hayashi, Y. Umakoshi, Y.-L. Chiu & P. Veyssière. (2005) Effects of Al concentration and resulting long-period superstructures on the plastic properties at room temperature of Al-rich TiAl single crystals. Philosophical Magazine 85:22, pages 2527-2548.
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F. Appel . (2005) An electron microscope study of mechanical twinning and fracture in TiAl alloys. Philosophical Magazine 85:2-3, pages 205-231.
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Sung G. Pyo , Jin Keun Oh, M. S. Yoo, Nack J. Kim & M. Yamaguchi. (2004) Compositional dependence of the deformation behaviour of ultrahigh-purity Ti–Al alloys. Philosophical Magazine 84:28, pages 3001-3017.
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Fabienne Grégori & Patrick Veyssière. (2000) Properties of <011]{111} slip in Al-rich γ-TiAl I. Dissociation, locking and decomposition of <011] dislocations at room temperature. Philosophical Magazine A 80:12, pages 2913-2932.
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Ping Wang, Mukul Kumar & VijayK. Vasudevan. (2000) Geometrical and structural characteristics of stacking fault-antiphase-boundary interactions in the massive γm phase in a quenched Ti-46.5 at.% Al alloy. Philosophical Magazine A 80:1, pages 185-199.
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Zhe Jin, GeorgeT. Gray$suffix/text()$suffix/text() & Masaharu Yamaguchi. (2000) Deformation of a 45° 〈321〉 oriented polysynthetically twinned TiAl crystal at high strain rate and high temperature. Philosophical Magazine A 80:1, pages 49-68.
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Yi Liu, Dongliang Lin, Zhiguo Liu & Zhongguang Wang. (1999) Superlattice dislocations in Ti-rich polysynthetically twinned crystals of TiAl. Philosophical Magazine A 79:12, pages 2965-2978.
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W.J. Zhang, Z.C. Liu, G.L. Chen & Y.W. Kim. (1999) Dislocation structure in a Ti-45 at.% Al-10 at.% Nb alloy deformed at room temperature. Philosophical Magazine A 79:5, pages 1073-1078.
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D. Häussler, M. Bartsch, M. Aindow, I.P. Jones & U. Messerschmidt. (1999) Dislocation processes during the plastic deformation of γ-TiAl. Philosophical Magazine A 79:5, pages 1045-1071.
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G. Çam & M. Koçak. (1998) Progress in joining of advanced materials: Part 1: Solid state joining, fusion joining, and joining of intermetallics. Science and Technology of Welding and Joining 3:3, pages 105-126.
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J.M. K. Wiezorek & H.L. Fraser. (1998) Interaction of dislocations and interstitial solute in γ-TiAl. Philosophical Magazine A 77:3, pages 661-674.
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Min Lu & K.J. Hemker. (1998) The influence of pre-strain on the flow strength and microstructural evolution of polycrystalline γ-TiAl. Philosophical Magazine A 77:2, pages 325-339.
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G. Çam & M. Koçak. (1998) Progress in joining of advanced materials. International Materials Reviews 43:1, pages 1-44.
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Seshagiri Sriram, DennisM. Dimiduk, PeterM. Hazzledine & VijayK. Vasudevan. (1997) The geometry and nature of pinning points of ½ ⟨110] unit dislocations in binary TiAl alloys. Philosophical Magazine A 76:5, pages 965-993.
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J.P. Simmons, S.I. Rao & D.M. Dimiduk. (1997) Atomistics simulations of structures and properties of ½⟨110⟩ dislocations using three different embedded-atom method potentials fit to γ-TiAl. Philosophical Magazine A 75:5, pages 1299-1328.
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T. Nakano, K. Matsumoto, T. Seno, K. Oma & Y. Umakoshi. (1996) Effect of chemical ordering on the deformation mode of Al-rich Ti-Al single crystals. Philosophical Magazine A 74:1, pages 251-268.
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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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R. Holmestad, J.M. Zuo, J.C. H. Spence, R. Hoiert & Z. Horita. (1995) Effect of Mn doping on charge density in γ-TiAl by quantitative convergent beam electron diffraction. Philosophical Magazine A 72:3, pages 579-601.
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Bernard Viguier, KevinJ. Hemker, Joël Bonneville, Francois Louchet & Jean-Luc Martin. (1995) Modelling the flow stress anomaly in γ-TiAl I. Experimental observations of dislocation mechanisms. Philosophical Magazine A 71:6, pages 1295-1312.
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BimalK. Kad, Ming Dao & RobertJ. Asaro. (1995) Numerical simulations of plastic deformation and fracture effects in two phase γ-TiAl + α2-Ti3Al lamellar microstructures. Philosophical Magazine A 71:3, pages 567-604.
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BimalK. Kad & HamishL. Fraser. (1994) Effects of oxygen on the deformation behaviour in single-phase γ-TiAl alloys. Philosophical Magazine Letters 70:4, pages 211-220.
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T. Kawabata, T. Kanai & O. Izumi. (1994) Dislocation microstructures of a TiAl single crystal with the [110] orientation deformed at 1073 K. Philosophical Magazine A 70:1, pages 43-51.
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BimalK. Kad & HamishL. Fraser. (1994) On the contribution of climb to high-temperature deformation in single phase γ-TiAl. Philosophical Magazine A 69:4, pages 689-699.
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D.G. Morris, S. Günter & M. Leboeuf. (1994) Structure and deformation behaviour of Ti-Al alloys containing nearly 60at.% Al. Philosophical Magazine A 69:3, pages 527-550.
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Y.G. Zhang & M.C. Chaturvedi. (1993) Deformation twinning intersections in a γ-TiAl-based Ti-50 at.% Al-2 at.% Mn-1 at.% Nb alloy deformed at room temperature. Philosophical Magazine A 68:5, pages 915-937.
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Y.Q. Sun, P.M. Hazzledine & J.W. Christian. (1993) Intersections of deformation twins in TiAl II. Models and analyses. Philosophical Magazine A 68:3, pages 495-516.
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Y.Q. Sun, P.M. Hazzledine & J.W. Christian. (1993) Intersections of deformation twins in TiAl. Philosophical Magazine A 68:3, pages 471-494.
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MariaA. Morris. (1993) Dislocation configurations in two phase TiAl alloys. II. Structures after compression. Philosophical Magazine A 68:2, pages 259-278.
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MariaA. Morris. (1993) Dislocation configurations in two phase TiAl alloys. I. Annealed and indented structures. Philosophical Magazine A 68:2, pages 237-257.
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Y.G. Zhang, M.C. Chaturvedi & C.Q. Chen. (1993) Transmission electron microscopy observation of 〈101] superdislocation decomposition in Ti-Al deformed at −196°C. Philosophical Magazine A 67:4, pages 979-989.
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K. Chaudhuri & S. Das. (1993) Deformation microstructures of Ti-52 at.% Al-3 at.% V alloy. Philosophical Magazine Letters 67:3, pages 143-150.
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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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H. Inui, A. Nakamura, M.H. Oh & M. Yamaguchi. (1992) Deformation structures in ti-rich tial polysynthetically twinned crystals. Philosophical Magazine A 66:4, pages 557-573.
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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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C. A. Hippsley & M. Strangwood. (1992) Embrittlement and crack growth in high temperature intermetallics. Materials Science and Technology 8:4, pages 350-358.
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J.C. Beddoes, W. Wallace & M.C. de Malherbe. (1992) THE TECHNOLOGY OF TITANIUM ALUMINIDES FOR AEROSPACE APPLICATIONS. Materials and Manufacturing Processes 7:4, pages 527-559.
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Linruo Zhao & K. Tangri. (1991) Transmission electron microscopy characterization of interfacial boundaries in heat-treated Ti3Al + TiAl two-phase alloy. Philosophical Magazine A 64:2, pages 361-386.
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C.L. Fu & M.H. Yoo. (1990) Elastic constants, fault energies, and dislocation reactions in TiAl: A first-principles total-energy investigation. Philosophical Magazine Letters 62:3, pages 159-165.
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S.A. Court, J.P. A. Löfvander, M.H. Loretto & H.L. Fraser. (1990) The influence of temperature and alloying additions on the mechanisms of plastic deformation of Ti3Al. Philosophical Magazine A 61:1, pages 109-139.
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