A review of composition evolution in Ni-based single crystal superalloys

W Xia, X Zhao, L Yue, Z Zhang - Journal of Materials Science & Technology, 2020 - Elsevier
Due to the outstanding creep performance, nickel-based single crystal superalloys (Ni-SXs)
are extensively applied in modern aero-engine and industrial gas turbine. Apart from the …

Ab initio modeling of dislocation core properties in metals and semiconductors

D Rodney, L Ventelon, E Clouet, L Pizzagalli… - Acta Materialia, 2017 - Elsevier
Dislocation cores, the regions in the immediate vicinity of dislocation lines, control a number
of properties such as dislocation mobility, cross-slip and short-range interactions with other …

Stacking fault energies of face-centered cubic concentrated solid solution alloys

S Zhao, GM Stocks, Y Zhang - Acta Materialia, 2017 - Elsevier
We report the stacking fault energy (SFE) for a series of face-centered cubic (fcc) equiatomic
concentrated solid solution alloys (CSAs) derived as subsystems from the NiCoFeCrMn and …

Effect of Sn addition on the deformation behavior and microstructural evolution of Mg-Gd-Y-Zr alloy during hot compression

Q Zhang, Q Li, X Chen, J Bao, Z Chen - Materials Science and Engineering …, 2021 - Elsevier
We have studied the microstructure evolution and deformation behavior of Mg-5Gd-3Y-(1Sn)-
0.5 Zr alloys during hot compression (T= 350° C, 400° C, 450° C and 500° C, ε˙= 0.002 s− 1 …

Generalized stacking fault energy, ideal strength and twinnability of dilute Mg-based alloys: A first-principles study of shear deformation

SL Shang, WY Wang, BC Zhou, Y Wang, KA Darling… - Acta materialia, 2014 - Elsevier
In an effort to establish a scientific foundation for the computational development of
advanced Mg-based alloys, a systematic study of the generalized stacking fault (GSF) …

Anisotropic polycrystal plasticity due to microstructural heterogeneity: A multi-scale experimental and numerical study on additively manufactured metallic materials

SAH Motaman, F Roters, C Haase - Acta Materialia, 2020 - Elsevier
Additively manufactured (AM) metallic parts exhibit substantially different microstructures
compared to those that are conventionally produced. Characterization studies have …

Mesoscopic chemical heterogeneities in laser powder bed fused CoCrMo and Ni mixed powders and their effect on the mechanical properties

S Wei, Y Zhao, B Zhang, P Wang… - Materials Science and …, 2023 - Elsevier
Microstructural heterogeneity is a feature of common occurrence in alloys additively
manufactured using techniques such as laser powder bed fusion (LPBF). Additionally …

Revisiting stacking fault energy of steels

A Das - Metallurgical and materials transactions A, 2016 - Springer
The stacking fault energy plays an important role in the transition of deformation
microstructure. This energy is strongly dependent on the concentration of alloying elements …

Effects of alloying element and temperature on the stacking fault energies of dilute Ni-base superalloys

SL Shang, CL Zacherl, HZ Fang, Y Wang… - Journal of Physics …, 2012 - iopscience.iop.org
A systematic study of stacking fault energy (γ SF) resulting from induced alias shear
deformation has been performed by means of first-principles calculations for dilute Ni-base …

Ab initio calculations of mechanical properties: Methods and applications

J Pokluda, M Černý, M Šob, Y Umeno - Progress in Materials Science, 2015 - Elsevier
This article attempts to critically review a rather extended field of ab initio calculations of
mechanical properties of materials. After a brief description of the density functional theory …