Thermodynamics of vacancies and clusters in high-entropy alloys

Z Wang, CT Liu, P Dou - Physical Review Materials, 2017 - APS
By means of thermodynamic analyses, we provide the intriguing evidence that the
equilibrium vacancy concentrations and their clusters in high entropy alloys (HEAs) are …

Chemical-affinity disparity and exclusivity drive atomic segregation, short-range ordering, and cluster formation in high-entropy alloys

S Chen, ZH Aitken, S Pattamatta, Z Wu, ZG Yu… - Acta Materialia, 2021 - Elsevier
Recently, atomic segregation, short-range ordering, and cluster formation have been
observed experimentally in high-entropy alloys (HEAs). Differences in the atomic size and …

Irradiation resistance of multicomponent alloys

T Egami, W Guo, PD Rack, T Nagase - Metallurgical and Materials …, 2014 - Springer
High-entropy alloys (HEAs) are characterized not only by high values of entropy but also by
high atomic-level stresses originating from mixing of elements with different atomic sizes …

Mechanisms of radiation-induced segregation in CrFeCoNi-based single-phase concentrated solid solution alloys

MR He, S Wang, S Shi, K Jin, H Bei, K Yasuda… - Acta Materialia, 2017 - Elsevier
Single-phase concentrated solid solution alloys have attracted wide interest due to their
superior mechanical properties and enhanced radiation tolerance, which make them …

Unusual dislocation behavior in high-entropy alloys

E Ma - Scripta Materialia, 2020 - Elsevier
This Viewpoint article articulates ten unusual features associated with dislocations and their
slip processes in high-entropy alloys (HEAs). Attention will be directed towards the …

Exploring additive manufacturing as a high-throughput screening tool for multiphase high entropy alloys

JW Pegues, MA Melia, R Puckett, SR Whetten… - Additive …, 2021 - Elsevier
High entropy alloys (HEA) exhibit exceptional and sometimes record-setting physical,
thermal and mechanical properties. However, the vast composition space presents a …

[HTML][HTML] High entropy alloys–Tunability of deformation mechanisms through integration of compositional and microstructural domains

RS Mishra, RS Haridas, P Agrawal - Materials Science and Engineering: A, 2021 - Elsevier
The paradigm shift of alloying approach that led to high entropy alloys (HEAs) is now well
established. Although the initial years were dominated by equiatomic approach, recent …

Semi-ordered high entropy materials: The case of high entropy intermetallic compounds

AO Moghaddam, R Fereidonnejad, A Cabot - Journal of Alloys and …, 2023 - Elsevier
Intermetallic compounds (ICs) have been actively investigated since the early twentieth
century due to their high strength, especially at high temperatures, as well as a variety of …

High‐entropy oxides: Harnessing crystalline disorder for emergent functionality

GN Kotsonis, SSI Almishal… - Journal of the …, 2023 - Wiley Online Library
High‐entropy materials defy historical materials design paradigms by leveraging chemical
disorder to kinetically stabilize novel crystalline solid solutions comprised of many end …

Understanding chemical short-range ordering/demixing coupled with lattice distortion in solid solution high entropy alloys

QF He, PH Tang, HA Chen, S Lan, JG Wang, JH Luan… - Acta Materialia, 2021 - Elsevier
Chemical short-range ordering (CSRO) or demixing in solid solution high entropy alloys
(HEAs) is a fundamental issue yet to be fully understood. In this work, we first developed a …