Design of refractory compositionally complex alloys with optimal mechanical properties

A Ferrari, Y Lysogorskiy, R Drautz - Physical Review Materials, 2021 - APS
We use an analytical model to propose candidate compositionally complex alloys of the Mo-
Nb-Ta-W family with optimal yield stress. We then introduce a computationally tractable …

Phase stability and mechanical properties of Ta enriched TiTaNbZrMo refractory high entropy alloys

I Avula, A Chavan, S Mukherjee, M Roy - Journal of Alloys and Compounds, 2024 - Elsevier
Herein, extensive computational modelling and experimental measurements to explore the
effects of partial substitution of Ta with Ti in a series of Ti x Ta 2-x NbZrMo (x= 0.25, 0.5, 0.75 …

[HTML][HTML] First-principles calculations of lattice dynamics and thermodynamic properties for Yb14MnSb11

Y Wang, YJ Hu, SA Firdosy, KE Star… - Journal of Applied …, 2018 - pubs.aip.org
Systematic first-principles calculations were performed to study the lattice dynamics of Yb 14
MnSb 11 and hence to obtain a wide range of its thermodynamic properties at high …

Influence of group IV element on basic mechanical properties of BCC medium-entropy alloys using machine-learning potentials

I Lobzenko, Y Shiihara, H Mori, T Tsuru - Computational Materials Science, 2023 - Elsevier
In order to elucidate the origin of excellent mechanical properties of high-entropy alloys
(HEA), it is essential to develop the atomic-level depiction of defect structures, taking into …

First-principles lattice dynamics and thermodynamic properties of pre-perovskite PbTiO3

MJ Zhou, Y Wang, Y Ji, ZK Liu, LQ Chen, CW Nan - Acta Materialia, 2019 - Elsevier
It was recently found that nanowires of PbTiO 3 synthesized through an intermediate pre-
perovskite phase exhibit enhanced spontaneous polarization. Here we investigated the pre …

Exploring the stability, thermodynamic and mechanical properties of zirconium oxides and suboxides under temperature and pressure: A first-principles predictions

H Zhou, B Luan, L Chen, X Yang, C Liu, X Liu… - Journal of Nuclear …, 2024 - Elsevier
This study investigates the temperature-and pressure-dependent thermodynamic and
mechanical properties of zirconium oxides and suboxides, which is critical for understanding …

Preparation, characterization, and phase evolution of nanocrystalline Cu/Ti doped MoNbTa-based multi-principal element alloys

SO Agbedor, H Wu, Y Ren, J Liu, L Liang… - Materials …, 2023 - Elsevier
As multi-principal element alloys (MPEAs) continue to draw attention from researchers, there
is a growing demand for MPEAs with a combination of body-centered cubic (BCC) and face …

First-principles investigation on structural, thermodynamic, and elastic properties of suboxide Zr3O phase

H ZHOU, L CHEN, X YANG, X LIU, SUN Chao… - … of Nonferrous Metals …, 2024 - Elsevier
The lattice dynamics and finite-temperature thermodynamic and mechanical properties of
three Zr 3 O polymorphs, including rhombohedral (R3− c), rhombohedral (R32), and …

First-principles study of phase stability, elastic and thermodynamic properties of AlCrFeNi medium-entropy alloys

Z Wen, Z Zou, S Zhang, Y Zhao - International Journal of Modern …, 2020 - World Scientific
We have applied the first-principles method to predict the phase stability, elastic and
thermodynamic properties of ternary (AlCrFe, AlCrNi, CrFeNi and AlFeNi) and quaternary …

First-principles study of structural, mechanical, and thermodynamic properties of refractory metals (Rh, Ir, W, Ta, Nb, Mo, Re, and Os)

YJ Sun, K Xiong, ZB Li, SM Zhang… - Materials Science Forum, 2020 - Trans Tech Publ
The structural, mechanical, and thermodynamic properties of refractory metals Rh, Ir, W, Ta,
Nb, Mo, Re, and Os have been systematically investigated by first-principles calculations …