[HTML][HTML] Making sustainable aluminum by recycling scrap: The science of “dirty” alloys

D Raabe, D Ponge, PJ Uggowitzer, M Roscher… - Progress in materials …, 2022 - Elsevier
There are several facets of aluminum when it comes to sustainability. While it helps to save
fuel due to its low density, producing it from ores is very energy-intensive. Recycling it shifts …

Towards high-temperature applications of aluminium alloys enabled by additive manufacturing

RA Michi, A Plotkowski, A Shyam… - International …, 2022 - Taylor & Francis
Research on powder-based additive manufacturing of aluminium alloys is rapidly
increasing, and recent breakthroughs in printing of defect-free parts promise substantial …

Unveiling the Re effect on long-term coarsening behaviors of γ′ precipitates in Ni-based single crystal superalloys

F Lu, S Antonov, S Lu, J Zhang, L Li, D Wang, J Zhang… - Acta Materialia, 2022 - Elsevier
In response to the increased demand for very long-term service reliability of industrial gas
turbine (IGT) blades, the microstructural stability of two single crystal (SX) superalloys with …

Effects of Ti addition on the microstructure and mechanical properties of Al–Zn–Mg–Cu–Zr alloy

SH Lee, JG Jung, SI Baik, SH Park, MS Kim… - Materials Science and …, 2021 - Elsevier
The effects of Ti addition (0.1 wt%) on the microstructure evolution and mechanical
properties of an Al–7.6 Zn–2.6 Mg–2.0 Cu–0.1 Zr alloy were investigated during …

Unveiling the Co effect on the temporal evolution kinetics of γ′ phase in Ni–Al–Co model superalloys via CALPHAD–informed phase field simulations

Z Wang, C Liang, D Wang, X Yue, J Li, X Ding - Acta Materialia, 2023 - Elsevier
Co is a valuable γ solid solution strengthening element in nickel-based superalloys that
improves their microstructure and creep resistance. However, the impact of Co additions on …

Investigation of microstructural stability and tensile deformation behavior of a novel PM Ni-based superalloy during long-term thermal exposure

L Zhu, H Pan, B Wei, L Xiao, J Guo, H Ji - Materials Science and …, 2024 - Elsevier
Thermal stability of powder metallurgy (PM) superalloys has a critical impact on their service
life. In this study, the microstructure, tensile properties, and fracture mechanism of a novel Ni …

Microstructural evolution and high-temperature strength of a γ (fcc)/γ'(L12) Co–Al–W–Ti–B superalloy

DJ Sauza, DC Dunand, DN Seidman - Acta Materialia, 2019 - Elsevier
We characterized the microstructural features and mechanical performance of a model Co-
5.6 Al-5.8 W-6.6 Ti-0.12 B (at.%) alloy consisting of γ (L1 2)-precipitates in a γ (fcc)-matrix …

Crystal plasticity phase-field simulation of slip system anisotropy during creep of Co-Al-V monocrystal alloy under multidirectional strain

S Shi, Y Li, Z Yan, S Yang, Y Ju - International Journal of Mechanical …, 2022 - Elsevier
The preferable thermodynamic stability of L1 2 γ'-Co 3 (Al, V) phase and wide γ+ γ'two-
phase region endow the Co-Al-V alloy with great application potential. By introducing the …

Influence of ruthenium on microstructural evolution in a model CoAlW superalloy

DJ Sauza, PJ Bocchini, DC Dunand, DN Seidman - Acta Materialia, 2016 - Elsevier
The effect of 2 at.% Ru addition on the elemental partitioning and microstructural evolution of
a base Co-8.8 Al-7.3 W at.% superalloy, consisting of a γ-(fcc) matrix with γ'-(L1 2 structure) …

Molecular dynamics based kinetic Monte Carlo simulation for accelerated diffusion

JP Tavenner, MI Mendelev, JW Lawson - Computational Materials Science, 2023 - Elsevier
Molecular dynamics (MD) simulations have long been unable to provide significant insights
into large-scale processes involving diffusion. Here, we implement a kinetic Monte Carlo …