Focus review on γ′ coarsening in theorical development and application in Ni-base superalloys and high/medium-entropy alloys

Y Chen, D Li, Z Yan, S Bai, R **e, J Sheng - Materials Today Nano, 2024 - Elsevier
Long-term thermal exposure-induced γ′ coarsening strongly influences the mechanical
properties of Ni-base superalloys and high/medium entropy alloys (H/MEAs), which has long …

Advanced high-entropy alloys: a next generation materials

M Nagini, BS Murty - Transactions of the Indian National Academy of …, 2024 - Springer
Research in high-entropy alloys (HEAs) has emerged as a burgeoning field in the past few
years. Due to their unique design approach involving multiple principal elements, HEAs …

Optimising the Al and Ti compositional window for the design of γ'(L12)-strengthened Al–Co–Cr–Fe–Ni–Ti high entropy alloys

J Joseph, M Annasamy, SR Kada, PD Hodgson… - Materials Science and …, 2022 - Elsevier
The effect of the relative contents of Al and Ti on the equilibrium phase formation in a novel
Ni 51 Co 18 Fe 5 Cr 10 Al 16-X Ti X high entropy superalloy (HESA) system was analysed …

Effect of WC content on the microstructure and wear resistance of laser cladding AlCoCrFeNiTi0. 5 high-entropy alloy coatings

K Yue, L Wang, Z Xu, C Cheng, Y Wang, Y Fan… - Ceramics …, 2024 - Elsevier
Abstract AlCoCrFeNiTi 0.5+ x (WC) high-entropy alloy (HEA) coatings with varying WC
content (x= 0, 10, 20, and 30 wt%) were prepared by laser cladding. The results of the …

Effect of Ti addition on the microstructure and corrosion behavior of laser cladding AlCoCrFeNi high-entropy alloy coatings

K Yue, L Wang, Z Xu, C Cheng, Y Wang, Y Fan, J Xu… - Vacuum, 2024 - Elsevier
AlCoCrFeNi high-entropy alloys (HEAs) has higher strength and wear resistance but poorer
corrosion resistance. In the present investigation, the AlCoCrFeNi HEAs containing titanium …

Computational design of thermally stable and precipitation-hardened Al-Co-Cr-Fe-Ni-Ti high entropy alloys

J Joseph, M Senadeera, Q Chao, KF Shamlaye… - Journal of Alloys and …, 2021 - Elsevier
A multi-dimensional Al-Co-Cr-Fe-Ni-Ti alloy space with a Ni 3 (Al, Ti)-type ordered (γ') phase
in a disordered face‐centered cubic matrix phase (γ) without detrimental intermetallic …

Design of precipitation (γ') strengthened Fe-rich medium entropy alloys

J Joseph, M Annasamy, P Cizek, A Vahid, PD Hodgson… - Scripta Materialia, 2023 - Elsevier
A novel Fe-rich medium entropy alloy (MEA) space with a γ+ γ'-only phase field at 800° C is
proposed where the volume fraction and dissolution temperature of γ'-phase can be tuned …

Influence of chemical composition on coarsening kinetics of coherent L12 precipitates in FCC complex concentrated alloys

T Rieger, JM Joubert, R Poulain, X Sauvage… - Journal of Alloys and …, 2023 - Elsevier
In this study, we report the experimental coarsening kinetics at 850, 900 and 950° C of four
complex concentrated alloys in the Al–Ti–Cr–Fe–Co–Ni senary system with different …

Simultaneously improving mechanical and magnetic properties through heterogeneous lamella structures in a superalloy-like, soft magnetic complex concentrated …

X Liu, K Vecchio - Materials Research Letters, 2023 - Taylor & Francis
Heterogeneous lamella (HL) structures were produced via simple processing steps in a
FeCoNi-based complex concentrated alloy (CCA) with superalloy-like FCC/L12 …

[HTML][HTML] Effect of Ti content on achieving development of mechanical properties and wear resistance of CoCrFeNiMoTix high entropy alloy

HR Ezatpour, M Torabi-Parizi - Journal of Materials Research and …, 2024 - Elsevier
To achieve the synergy among density, strength, ductility, wear performance and thermal
stability, a series of newly developed CoCrFeNiMoTix (x= 2 and 16.666 at.%) high entropy …