Enhanced creep performance in a polycrystalline superalloy driven by atomic-scale phase transformation along planar faults

[1]  Yufeng Zheng,et al.  Plasticity assisted redistribution of solutes leading to topological inversion during creep of superalloys , 2020 .

[2]  Yufeng Zheng,et al.  Atomic structure and elemental segregation behavior of creep defects in a Co-Al-W-based single crystal superalloys under high temperature and low stress , 2020 .

[3]  B. Gault,et al.  Crack initiation mechanisms during very high cycle fatigue of Ni-based single crystal superalloys at high temperature , 2020 .

[4]  D. Raabe,et al.  On the atomic solute diffusional mechanisms during compressive creep deformation of a Co-Al-W-Ta single crystal superalloy , 2020 .

[5]  G. Eggeler,et al.  Unveiling the Re effect in Ni-based single crystal superalloys , 2020, Nature Communications.

[6]  J. Moverare,et al.  Segregation of Solutes at Dislocations: A New Alloy Design Parameter for Advanced Superalloys , 2020 .

[7]  M. Mills,et al.  Effect of Stacking Fault Segregation and Local Phase Transformations on Creep Strength in Ni-Base Superalloys , 2019, Acta Materialia.

[8]  R. Drautz,et al.  Stress-Induced Formation of TCP Phases During High Temperature Low Cycle Fatigue Loading of the Single-Crystal Ni-Base Superalloy ERBO/1 , 2018, Acta Materialia.

[9]  D. Raabe,et al.  Elemental segregation to antiphase boundaries in a crept CoNi-based single crystal superalloy , 2018, Scripta Materialia.

[10]  G. Eggeler,et al.  On the segregation of Re at dislocations in the γ' phase of Ni-based single crystal superalloys , 2018, Materialia.

[11]  Dierk Raabe,et al.  On the diffusive phase transformation mechanism assisted by extended dislocations during creep of a single crystal CoNi-based superalloy , 2018, Acta Materialia.

[12]  S. Utada,et al.  Consequences of a Room-Temperature Plastic Deformation During Processing on Creep Durability of a Ni-Based SX Superalloy , 2018, Metallurgical and Materials Transactions A.

[13]  M. Mills,et al.  Segregation and Phase Transformations Along Superlattice Intrinsic Stacking Faults in Ni-Based Superalloys , 2018, Metallurgical and Materials Transactions A.

[14]  M. Mills,et al.  Segregation of alloying elements to planar faults in γ'-Ni3Al , 2018 .

[15]  A. Wilkinson,et al.  Microstructural degradation of polycrystalline superalloys from oxidized carbides and implications on crack initiation , 2018 .

[16]  T. M. Smith,et al.  Segregation-Assisted Plasticity in Ni-Based Superalloys , 2018, Metallurgical and Materials Transactions A.

[17]  M. Herbig,et al.  Correlative Microscopy—Novel Methods and Their Applications to Explore 3D Chemistry and Structure of Nanoscale Lattice Defects: A Case Study in Superalloys , 2018 .

[18]  P. Bagot,et al.  Characterization of Phase Chemistry and Partitioning in a Family of High-Strength Nickel-Based Superalloys , 2018, Metallurgical and Materials Transactions A.

[19]  Dierk Raabe,et al.  The effect of chromium and cobalt segregation at dislocations on nickel-based superalloys , 2018 .

[20]  D. Seidman,et al.  Comparison of Thermodynamic Predictions and Experimental Observations on B Additions in Powder-Processed Ni-Based Superalloys Containing Elevated Concentrations of Nb , 2018, Metallurgical and Materials Transactions A.

[21]  Yunzhi Wang,et al.  Diffusion processes during creep at intermediate temperatures in a Ni-based superalloy , 2017 .

[22]  D. Seidman,et al.  The effect of Nb on grain boundary segregation of B in high refractory Ni-based superalloys , 2017 .

[23]  A. Wilkinson,et al.  On the microtwinning mechanism in a single crystal superalloy , 2017 .

[24]  A. Wilkinson,et al.  On the composition of microtwins in a single crystal nickel-based superalloy , 2017 .

[25]  H. Fraser,et al.  Phase transformation strengthening of high-temperature superalloys , 2016, Nature Communications.

[26]  C. Sudbrack,et al.  Characterization of Grain Boundaries and Associated Minor Phases in Disk Alloy ME3 Exposed At 815 °C , 2016 .

[27]  T. Pollock,et al.  Planar defect formation in the γ′ phase during high temperature creep in single crystal CoNi-base superalloys , 2016 .

[28]  Ryan B. Sills,et al.  Solute drag on perfect and extended dislocations , 2016 .

[29]  M. Mills,et al.  Segregation and η phase formation along stacking faults during creep at intermediate temperatures in a Ni-based superalloy , 2015 .

[30]  S. Sandlöbes,et al.  Linear complexions: Confined chemical and structural states at dislocations , 2015, Science.

[31]  M. Mills,et al.  High resolution energy dispersive spectroscopy mapping of planar defects in L12-containing Co-base superalloys , 2015 .

[32]  S. Tin,et al.  Precipitate phase stability and compositional dependence on alloying additions in γ–γ′–δ–η Ni-base superalloys , 2015 .

[33]  L. Kovarik,et al.  Segregation at stacking faults within the γ′ phase of two Ni-base superalloys following intermediate temperature creep , 2015 .

[34]  S. Zaefferer,et al.  Theory and application of electron channelling contrast imaging under controlled diffraction conditions , 2014 .

[35]  L. Kovarik,et al.  High-resolution electron microscopy of dislocation ribbons in a CMSX-4 superalloy single crystal , 2012 .

[36]  Yunzhi Wang,et al.  Microtwinning and other shearing mechanisms at intermediate temperatures in Ni-based superalloys , 2009 .

[37]  Roger C. Reed,et al.  A model for the creep deformation behaviour of single-crystal superalloy CMSX-4 , 2008 .

[38]  R. Reed,et al.  Primary creep in single crystal superalloys: Origins, mechanisms and effects , 2007 .

[39]  D Lawrence,et al.  In situ site-specific specimen preparation for atom probe tomography. , 2007, Ultramicroscopy.

[40]  T. Pollock,et al.  Nickel-Based Superalloys for Advanced Turbine Engines: Chemistry, Microstructure and Properties , 2006 .

[41]  W. W. Milligan,et al.  Investigation of creep deformation mechanisms at intermediate temperatures in René 88 DT , 2005 .

[42]  S. Babu,et al.  Identification of the partitioning characteristics of ruthenium in single crystal superalloys using atom probe tomography , 2004 .

[43]  B. Décamps,et al.  On the shearing mechanism of γ′ precipitates by a single ( a /6)⟨112⟩ Shockley partial in Ni-based superalloys , 2004 .

[44]  D. Knowles,et al.  Mechanism of 〈112〉/3 slip initiation and anisotropy of γ′ phase in CMSX-4 during creep at 750°C and 750 MPa , 2003 .

[45]  D. Knowles,et al.  The role of 〈112〉{111} slip in the asymmetric nature of creep of single crystal superalloy CMSX-4 , 2002 .

[46]  T. Pollock,et al.  Chapter 63 Dislocations and high-temperature plastic deformation of superalloy single crystals , 2002 .

[47]  M. Kolbe.  The high temperature decrease of the critical resolved shear stress in nickel-base superalloys , 2001 .

[48]  R. Reed,et al.  The role of stacking fault shear in the primary creep of [001]-oriented single crystal superalloys at 750°C and 750 MPa , 2001 .

[49]  Blavette,et al.  Three-dimensional atomic-scale imaging of impurity segregation to line defects , 1999, Science.