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Philosophical Magazine A Volume 64, 1991 - Issue 3
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Original Articles

On the mechanism of shear of γ′ precipitates by single (a/2)⟨110⟩ dissociated matrix dislocations in Ni-based superalloys

Brigitte Décamps Commonwealth Scientific and Industrial Research Organization, Division of Materials Science and Technology, Locked Bag 33, Clayton, Victoria, 3168, Australia
,
Allan J. Morton Commonwealth Scientific and Industrial Research Organization, Division of Materials Science and Technology, Locked Bag 33, Clayton, Victoria, 3168, Australia
&
Marc Condat Laboratoire de Métallurgie Structurale, Unité associeé au CNRS 1107, Université Paris-Sud, Bǎtiment 413, 91405, Orsay, Cedex, France
Pages 641-668 | Received 25 Apr 1990, Accepted 04 Jul 1990, Published online: 20 Aug 2006

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Hongfei Zhang, Kai Chen, Sicong Lin, Rui Fu, Bozhao Zhang, Jun Ding, Zongqiang Feng, Xiaoxu Huang & Evan Ma. (2024) Recovery facilitated by interphase boundary motion circumvents recrystallization in superalloy single crystals. Materials Research Letters 12:3, pages 180-189.
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Pengfei Qu, Wenchao Yang, Chen Liu, Jiarun Qin, Qiang Wang, Jun Zhang & Lin Liu. (2024) Tensile deformation dominated by matrix dislocations at intermediate temperatures revealed using in-situ EBSD in superalloys. Materials Research Letters 12:2, pages 116-124.
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P. Zhang, Y. Yuan, Z.H. Gao, J. Li, Q. Niu, X.B. Shi, Y.L. Zhou & Y.F. Gu. (2022) Microtwinning in the nickel-based superalloy CM247LC during compression tests. Philosophical Magazine 102:22, pages 2235-2255.
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V.A. Vorontsov, R.E. Voskoboinikov & C.M.F. Rae. (2012) Shearing of γ′ precipitates in Ni-base superalloys: a phase field study incorporating the effective γ-surface. Philosophical Magazine 92:5, pages 608-634.
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G. B. Viswanathan, S. Karthikeyan, P. M. Sarosi, R. R. Unocic & M. J. Mills. (2006) Microtwinning during intermediate temperature creep of polycrystalline Ni-based superalloys: mechanisms and modelling. Philosophical Magazine 86:29-31, pages 4823-4840.
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Y. C. Wang, S. X. Li , L. Zhou, S. H. Ai, F. Liu, H. Zhang & Z. G. Wang. (2004) Microstructures of a single-crystal nickel-base superalloy after thermo-mechanical fatigue. Philosophical Magazine 84:31, pages 3335-3351.
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B. Décamps, S. Raujol, A. Coujou, F. Pettinari-Sturmel, N. Clément, D. Locq & P. Caron. (2004) On the shearing mechanism of γ′ precipitates by a single ( /6)⟨112⟩ Shockley partial in Ni-based superalloys. Philosophical Magazine 84:1, pages 91-107.
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Mustafa Benyoucef, Brigitte Décamps, Armand Coujou & Nicole Clément. (1995) Stacking‐fault energy at room temperature of the γ matrix of the MC2 Ni‐based superalloy. Philosophical Magazine A 71:4, pages 907-923.
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Brigitte Décamps & AllanJ. Morton. (1993) On the presence of fine matrix channels in Ni-based superalloys and their effect on shearing processes of ý precipitates. Philosophical Magazine A 68:6, pages 1129-1149.
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Vassili A. Vorontsov, Thomas P. McAuliffe, Mark C. Hardy, David Dye & Ioannis Bantounas. (2021) Precipitate Dissolution During Deformation Induced Twin Thickening in a Coni-Base Superalloy Subject to Creep. SSRN Electronic Journal.
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