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Philosophical Magazine Volume 86, 2006 - Issue 9
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Original Articles

Decorrelated movements of Shockley partial dislocations in the γ-phase channels of nickel-based superalloys at intermediate temperature

S. Raujol CEMES/CNRS, 29 rue J. Marvig, 31055 Toulouse Cedex, France
,
M. Benyoucef Faculté des Sciences et Techniques, Guéliz, Marrakech, Morocco
,
D. Locq ONERA, 29 Avenue de la Division Leclerc, B.P.72, F-92322 Châtillon, France
,
P. Caron ONERA, 29 Avenue de la Division Leclerc, B.P.72, F-92322 Châtillon, France
,
F. Pettinari CEMES/CNRS, 29 rue J. Marvig, 31055 Toulouse Cedex, FranceCorrespondence[email protected]
,
N. Clement CEMES/CNRS, 29 rue J. Marvig, 31055 Toulouse Cedex, France
&
A. Coujou CEMES/CNRS, 29 rue J. Marvig, 31055 Toulouse Cedex, France
 show all
Pages 1189-1200 | Received 18 May 2005, Accepted 28 Jun 2005, Published online: 21 Aug 2006

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Timothy M. Smith, Raymond R. Unocic, Hallee Deutchman & Michael J. Mills. (2016) Creep deformation mechanism mapping in nickel base disk superalloys. Materials at High Temperatures 33:4-5, pages 372-383.
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S. Raujol, F. Pettinari-Sturmel, J. Douin, N. Clément, A. Coujou, D. Locq & P. Caron. (2006) A new TEM method for the characterization of the tertiary γ′ nano-precipitates in a PM disk superalloy: influence of ageing. Philosophical Magazine 86:28, pages 4507-4518.
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Articles from other publishers (27)

N. Hasani, M.H. Ghoncheh, R.M. Kindermann, H. Pirgazi, M. Sanjari, S. Tamimi, S. Shakerin, L.A.I. Kestens, M.J. Roy & M. Mohammadi. (2022) Dislocations mobility in superalloy-steel hybrid components produced using wire arc additive manufacturing. Materials & Design 220, pages 110899.
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F.D. León-Cázares, F. Monni & C.M.F. Rae. (2020) Stress orientation dependence for the propagation of stacking faults and superlattice stacking faults in nickel-based superalloys. Acta Materialia 199, pages 209-224.
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Wanshun Xia, Xinbao Zhao, Liang Yue & Ze Zhang. (2020) A review of composition evolution in Ni-based single crystal superalloys. Journal of Materials Science & Technology 44, pages 76-95.
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J.Y. Shen, L.X. Hu, Y. Sun, X.Y. Feng, A.W. Fang & Z.P. Wan. (2020) Hot deformation behaviors and three-dimensional processing map of a nickel-based superalloy with initial dendrite microstructure. Journal of Alloys and Compounds 822, pages 153735.
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Wanshun Xia, Xinbao Zhao, Liang Yue & Ze Zhang. (2020) Microstructural evolution and creep mechanisms in Ni-based single crystal superalloys: A review. Journal of Alloys and Compounds 819, pages 152954.
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Jinghao Xu, Hans Gruber, Dunyong Deng, Ru Lin Peng & Johan J. Moverare. (2019) Short-term creep behavior of an additive manufactured non-weldable Nickel-base superalloy evaluated by slow strain rate testing. Acta Materialia 179, pages 142-157.
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Hui Liu, Xiao Zhou, Dianyin Hu, Jun Song, Rongqiao Wang & Jianxing Mao. (2019) A new variational line tension model for accurate evaluation of the stress effect on cross-slip energy barrier in face-centered cubic metals. Scripta Materialia 166, pages 24-28.
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Pengyang Zhao, Chen Shen, Michael F. Savage, Ju Li, Stephen R. Niezgoda, Michael J. Mills & Yunzhi Wang. (2019) Slip transmission assisted by Shockley partials across interfaces in Ti-alloys . Acta Materialia 171, pages 291-305.
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J.C. Stinville, Eric R. Yao, Patrick G. Callahan, Jungho Shin, Fulin Wang, McLean P. Echlin, Tresa M. Pollock & Daniel S. Gianola. (2019) Dislocation dynamics in a nickel-based superalloy via in-situ transmission scanning electron microscopy. Acta Materialia 168, pages 152-166.
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Yifei Zeng, Xiaorong Cai & Marisol Koslowski. (2019) Effects of the stacking fault energy fluctuations on the strengthening of alloys. Acta Materialia 164, pages 1-11.
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Siwen Gao, Philip Wollgramm, Gunther Eggeler, Anxin Ma, Jürgen Schreuer & Alexander Hartmaier. (2018) A phenomenological creep model for nickel-base single crystal superalloys at intermediate temperatures. Modelling and Simulation in Materials Science and Engineering 26:5, pages 055001.
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Yuzhi Li, Florian Pyczak, Jonathan Paul, Michael Oehring, Uwe Lorenz, Zekun Yao & Yongquan Ning. (2018) Rafting of γ′ precipitates in a Co-9Al-9W superalloy during compressive creep. Materials Science and Engineering: A 719, pages 43-48.
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P. ZHANG, Y. YUAN, Z. GAO, B. LI, G. YANG & X. SONG. (2017) Plastic deformation mechanisms in a new Ni-base single crystal superalloy at room temperature. Journal of Microscopy 268:2, pages 186-192.
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H. Xu, Z. J. Zhang, P. Zhang, C. Y. Cui, T. Jin & Z. F. Zhang. (2017) The synchronous improvement of strength and plasticity (SISP) in new Ni-Co based disc superalloys by controling stacking fault energy. Scientific Reports 7:1.
Crossref
Siwen Gao, Marc Fivel, Anxin Ma & Alexander Hartmaier. (2017) 3D discrete dislocation dynamics study of creep behavior in Ni-base single crystal superalloys by a combined dislocation climb and vacancy diffusion model. Journal of the Mechanics and Physics of Solids 102, pages 209-223.
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D.C. Lv, D. McAllister, M.J. Mills & Y. Wang. (2016) Deformation mechanisms of D022 ordered intermetallic phase in superalloys. Acta Materialia 118, pages 350-361.
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T.M. Smith, T.M. Smith, L.V. Duchao, T. Hanlon, A. Wessman, Y. Wang, M.J. Mills & M.J. Mills. 2016. Superalloys 2016. Superalloys 2016 579 588 .
Chenggang Tian, Ling Xu, Chuanyong Cui & Xiaofeng Sun. (2015) Creep Mechanisms of a Ni-Co-Based-Wrought Superalloy with Low Stacking Fault Energy. Metallurgical and Materials Transactions A 46:10, pages 4601-4609.
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Y. Yuan, Z. H. Zhong, Z. S. Yu, H. F. Yin, Y. Y. Dang, X. B. Zhao, Z. Yang, J. T. Lu, J. B. Yan & Y. Gu. (2015) Tensile and creep deformation of a newly developed Ni-Fe-based superalloy for 700 °C advanced ultra-supercritical boiler applications. Metals and Materials International 21:4, pages 659-665.
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Siwen Gao, Marc Fivel, Anxin Ma & Alexander Hartmaier. (2015) Influence of misfit stresses on dislocation glide in single crystal superalloys: A three-dimensional discrete dislocation dynamics study. Journal of the Mechanics and Physics of Solids 76, pages 276-290.
Crossref
Minsheng Huang & Zhenhuan Li. (2013) The key role of dislocation dissociation in the plastic behaviour of single crystal nickel-based superalloy with low stacking fault energy: Three-dimensional discrete dislocation dynamics modelling. Journal of the Mechanics and Physics of Solids 61:12, pages 2454-2472.
Crossref
S.M. Hafez Haghighat, G. Eggeler & D. Raabe. (2013) Effect of climb on dislocation mechanisms and creep rates in γ′-strengthened Ni base superalloy single crystals: A discrete dislocation dynamics study. Acta Materialia 61:10, pages 3709-3723.
Crossref
R.R. Unocic, N. Zhou, L. Kovarik, C. Shen, Y. Wang & M.J. Mills. (2011) Dislocation decorrelation and relationship to deformation microtwins during creep of a γ′ precipitate strengthened Ni-based superalloy. Acta Materialia 59:19, pages 7325-7339.
Crossref
Florence Pettinari-Sturmel, Mustafa Benyoucef, Joël Douin, Pierre Caron, Didier Locq, Nicole Clément & Armand Coujou. (2011) Some Deformation Micromechanisms in Ni-Based Superalloys Evidenced Using TEM <i>In Situ</i> Experiments. Advanced Materials Research 278, pages 90-95.
Crossref
Florence Pettinari-Sturmel, Joël Douin, Didier Locq, Pierre Caron & Armand Coujou. (2011) Decorrelated Dislocation Movement in the γ-Matrix Channels of a Ni-Based Superalloy: Experiment and Dislocation Dynamics Simulation. Advanced Materials Research 278, pages 13-18.
Crossref
Raymond R. Unocic, Kinga A. Unocic, Robert W. Hayes, Glenn S. Daehn & Michael J. Mills. 2010. Superalloy 718 and Derivatives. Superalloy 718 and Derivatives 607 615 .
J. Douin, F. Pettinari-Sturmel & A. Coujou. (2007) Dissociated dislocations in confined plasticity. Acta Materialia 55:19, pages 6453-6458.
Crossref

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