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Philosophical Magazine A Volume 53, 1986 - Issue 2
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Original Articles

Computer simulation of dislocation cores in h.c.p. metals II. Core structure in unstressed crystals

M. H. Liang Department of Metallurgy and Materials Science, The University of Liverpool, P.O. Box 147, Liverpool, L69 3BX, England
&
D. J. Bacon Department of Metallurgy and Materials Science, The University of Liverpool, P.O. Box 147, Liverpool, L69 3BX, England
Pages 181-204 | Received 01 Apr 1985, Accepted 12 Jul 1985, Published online: 27 Sep 2006

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L. Liang & O. B. M. Hardouin Duparc. (2017) Ab initio reappraisal of the dislocation-associated stacking faults in hcp titanium: a new dissociation mechanism. Philosophical Magazine Letters 97:1, pages 19-26.
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J. Geng, M.F. Chisholm, R.K. Mishra & K.S. Kumar. (2015) An electron microscopy study of dislocation structures in Mg single crystals compressed along [0 0 0 1] at room temperature. Philosophical Magazine 95:35, pages 3910-3932.
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M. Legros, Y. Minonishi & D. Caillard. (1997) An in-situ transmission electron microscopy study of pyramidal slip in Ti3Al: II. Fine structure of dislocations and dislocation loops. Philosophical Magazine A 76:5, pages 1013-1032.
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G. Saada & J. Douin. (1991) On the stability of dissociated dislocations. Philosophical Magazine Letters 64:2, pages 67-70.
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V. Vitek & M. Igarashi. (1991) Core structure of ⅓〈1120〉 screw dislocations on basal and prismatic planes in h.c.p. metals: An atomistic study. Philosophical Magazine A 63:5, pages 1059-1075.
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M.S. Duesbery & G.Y. Richardson. (1991) The dislocation core in crystalline materials. Critical Reviews in Solid State and Materials Sciences 17:1, pages 1-46.
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H. Numakura, Y. Minonishi & M. Koiwa. (1990) Atomistic study of ⅓〈1 123〉{1011} dislocations in h.cp. crystals. II. Motion of the dislocations. Philosophical Magazine A 62:5, pages 545-556.
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H. Numakura, Y. Minonishi & M. Koiwa. (1990) Atomistic study of ⅓〈1 123〉{1011} dislocations in h.c.p. crystals. I. Structure of the dislocation cores. Philosophical Magazine A 62:5, pages 525-543.
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Bernard Legrand. (1986) Comment on ′Computer simulation of dislocation cores in h.c.p. metals′ by D. J. Bacon and M. H. Liang. Philosophical Magazine A 54:1, pages L43-L44.
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M.H. Liang & D.J. Bacon. (1986) Computer simulation of dislocation cores in h.c.p. metals III. The effect of applied shear strain. Philosophical Magazine A 53:2, pages 205-220.
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D.J. Bacon & M.H. Liang. (1986) Computer simulation of dislocation cores in h.c.p. metals I. Interatomic potentials and stacking-fault stability. Philosophical Magazine A 53:2, pages 163-179.
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Articles from other publishers (41)

Yang Yang, Fei Liu, Kefan Chen, Boyu Liu, Zhiwei Shan & Bin Li. (2023) Dissociation of edge and screw pyramidal I and II dislocations in magnesium. Journal of Magnesium and Alloys 11:12, pages 4498-4512.
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D. C. Chrzan, Max Poschmann, Ian S. Winter & Mark Asta. (2022) Thermodynamic model for polymorphic dislocation core spreading within hexagonal close packed metals. Physical Review Materials 6:1.
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Max Poschmann, Ian S. Winter, Mark Asta & D. C. Chrzan. (2022) Molecular dynamics studies of -type screw dislocation core structure polymorphism in titanium . Physical Review Materials 6:1.
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B. Li, Q. Sun & X.Y. Zhang. (2021) Lattice correspondence analysis on the formation mechanism for partial stacking faults in hexagonal close-packed metals. Computational Materials Science 198, pages 110684.
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Chao Fang, Jing Zhang, Ying Huang & Jianhao Chen. (2019) First-Principles Calculations of Oxygen-Dislocation Interaction in Magnesium. Materials 13:1, pages 116.
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Yidi Shen, Hongwei Wang, Bin Li & Qi An. (2019) First principles high-throughput screening to enhance the ductility of lightweight magnesium alloys. Physical Review Materials 3:5.
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A. M. Vlasova & A. Yu. Nikonov. (2018) Formation of Dislocations and Twins As a Result of Uniaxial Compression of Magnesium Single Crystals: Molecular Dynamics Simulation. Crystallography Reports 63:3, pages 331-338.
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B. Li, Q.W. Zhang & S.N. Mathaudhu. (2017) Basal-pyramidal dislocation lock in deformed magnesium. Scripta Materialia 134, pages 37-41.
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Andriy Ostapovets & Olena Vatazhuk. (2017) Peierls barriers of a -type edge and screw dislocations moving on basal and prismatic planes in magnesium . Low Temperature Physics 43:3, pages 421-427.
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S. Karewar, N. Gupta, S. Groh, E. Martinez, A. Caro & S.G. Srinivasan. (2017) Effect of Li on the deformation mechanisms of nanocrystalline hexagonal close packed magnesium. Computational Materials Science 126, pages 252-264.
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A. M. Vlasova, A. Yu. Nikonov, A. K. Zhuravlev & A. G. Kesarev. Dislocation structure of the magnesium nanocrystal in uniaxial loading. Dislocation structure of the magnesium nanocrystal in uniaxial loading.
Qun Zu, Ya-Fang Guo & Xiao-Zhi Tang. (2015) Analysis on Dissociation of Pyramidal I Dislocation in Magnesium by Generalized-Stacking-Fault Energy. Acta Metallurgica Sinica (English Letters) 28:7, pages 876-882.
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Yizhe Tang & Jaafar A. El-Awady. (2014) Formation and slip of pyramidal dislocations in hexagonal close-packed magnesium single crystals. Acta Materialia 71, pages 319-332.
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Stefanie Sandlöbes, Martin Friák, Jörg Neugebauer & Dierk Raabe. (2013) Basal and non-basal dislocation slip in Mg–Y. Materials Science and Engineering: A 576, pages 61-68.
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M Ghazisaeidi & W A Curtin. (2013) Analysis of dissociation of 〈 c 〉 and 〈 c + a 〉 dislocations to nucleate $(1\,0\,\bar{1}\,2)$ twins in Mg . Modelling and Simulation in Materials Science and Engineering 21:5, pages 055007.
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B. A. Greenberg, M. O. Ivanov, O. V. Antonova, A. M. Patselov, A. V. Plotnikov & A. M. Vlasova. (2013) Locking of Dislocations without the Application of an External Stress: Experiment and Theory. Uspehi Fiziki Metallov 14:2, pages 107-227.
Crossref
Magali Benoit, Nathalie Tarrat & Joseph Morillo. (2013) Density functional theory investigations of titanium γ -surfaces and stacking faults . Modelling and Simulation in Materials Science and Engineering 21:1, pages 015009.
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Emmanuel Clouet. (2012) Screw dislocation in zirconium: An ab initio study . Physical Review B 86:14.
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L E Karkina & L I Yakovenkova. (2012) Dislocation core structure and deformation behavior of Ti 3 Al . Modelling and Simulation in Materials Science and Engineering 20:6, pages 065003.
Crossref
M.C. Brandes, M. Baughman, M.J. Mills & J.C. Williams. (2012) The effect of oxygen and stress state on the yield behavior of commercially pure titanium. Materials Science and Engineering: A 551, pages 13-18.
Crossref
G.P.M. Leyson, L.G. HectorJr.Jr. & W.A. Curtin. (2012) First-principles prediction of yield stress for basal slip in Mg–Al alloys. Acta Materialia 60:13-14, pages 5197-5203.
Crossref
D.-H. Kim, F. Ebrahimi, M.V. Manuel, J.S. Tulenko & S.R. Phillpot. (2011) Grain-boundary activated pyramidal dislocations in nano-textured Mg by molecular dynamics simulation. Materials Science and Engineering: A 528:16-17, pages 5411-5420.
Crossref
T. Nogaret, W.A. Curtin, J.A. Yasi, L.G. HectorJrJr & D.R. Trinkle. (2010) Atomistic study of edge and screw 〈c+a〉 dislocations in magnesium. Acta Materialia 58:13, pages 4332-4343.
Crossref
Rui Wang, Shao Feng Wang, Xiao Zhi Wu & Qun Yi Wei. (2010) First-principles determination of dislocation properties in magnesium based on the improved Peierls–Nabarro equation. Physica Scripta 81:6, pages 065601.
Crossref
S Groh, E B Marin, M F Horstemeyer & D J Bammann. (2009) Dislocation motion in magnesium: a study by molecular statics and molecular dynamics. Modelling and Simulation in Materials Science and Engineering 17:7, pages 075009.
Crossref
J A Yasi, T Nogaret, D R Trinkle, Y Qi, L G HectorJrJr & W A Curtin. (2009) Basal and prism dislocation cores in magnesium: comparison of first-principles and embedded-atom-potential methods predictions. Modelling and Simulation in Materials Science and Engineering 17:5, pages 055012.
Crossref
V. Vitek & V. Paidar. 2008. A Tribute to F.R.N. Nabarro. A Tribute to F.R.N. Nabarro 439 514 .
J.R. Mayeur & D.L. McDowell. (2007) A three-dimensional crystal plasticity model for duplex Ti–6Al–4V. International Journal of Plasticity 23:9, pages 1457-1485.
Crossref
David J. Bacon. 2006. Materials Science and Technology. Materials Science and Technology.
Shinji Ando, Masayuki Tsushida & Hideki Tonda. (2005) Molecular Dynamics Simulation of Core Structure of (c+a) Edge Dislocations in Slip Deformation of hcp Metals. Journal of the Japan Institute of Metals 69:10, pages 855-858.
Crossref
S. R. Agnew, J. A. Horton & M. H. Yoo. (2002) Transmission electron microscopy investigation of 〈c+a〉 dislocations in Mg and α-solid solution Mg-Li alloys. Metallurgical and Materials Transactions A 33:3, pages 851-858.
Crossref
M. H. Yoo, J. R. Morris, K. M. Ho & S. R. Agnew. (2002) Nonbasal deformation modes of HCP metals and alloys: Role of dislocation source and mobility. Metallurgical and Materials Transactions A 33:3, pages 813-822.
Crossref
Yuan Niu, Shan-Ying Wang, Dong-Liang Zhao & Chong-Yu Wang. (2001) The electronic effect of N impurity in an edge dislocation core system in α-iron. Computational Materials Science 22:3-4, pages 144-150.
Crossref
Yuan Niu, Shan-Ying Wang, Dong-Liang Zhao & Chong-Yu Wang. (2001) Journal of Physics: Condensed Matter 13:19, pages 4267-4276.
Crossref
J R Morris, K M Ho, K Y Chen, G Rengarajan & M H Yoo. (2000) Large-scale atomistic study of core structures and energetics of (()) dislocations in hexagonal close packed metals. Modelling and Simulation in Materials Science and Engineering 8:1, pages 25-35.
Crossref
X. FEAUGAS & M. CLAVEL. (1997) CYCLIC DEFORMATION BEHAVIOUR OF AN α/β TITANIUM ALLOY—I. MICROMECHANISMS OF PLASTICITY UNDER VARIOUS LOADING PATHS. Acta Materialia 45:7, pages 2685-2701.
Crossref
A. Serra & D.J. Bacon. (1995) Computer simulation of screw dislocation interactions with twin boundaries in H.C.P. metals. Acta Metallurgica et Materialia 43:12, pages 4465-4481.
Crossref
H. Numakura, M. Koiwa, T. Ando & M. H. Yoo. (1992) Effects of Elastic Anisotropy on the Properties of <B>a+c</B> Dislocations in H.C.P. Metals. Materials Transactions, JIM 33:12, pages 1130-1137.
Crossref
V. Vitek. (1992) Structure of dislocation cores in metallic materials and its impact on their plastic behaviour. Progress in Materials Science 36, pages 1-27.
Crossref
D.J. Bacon. 1989. Strength of Metals and Alloys (ICSMA 8). Strength of Metals and Alloys (ICSMA 8) 3 12 .
A. Serra & N. de Diego. (1988) Characterization of defects in deformed titanium. Physica Status Solidi (a) 110:2, pages 409-414.
Crossref

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