In-situ study of damage mechanisms in Mg–6Li dual-phase alloy

J Li, L Jin, S Yi, X Zhang, J Dong, M Luo - Journal of Materials Science & …, 2024 - Elsevier
Interfaces play a crucial role in influencing the mechanical properties of Mg alloys. For Mg–
Li dual-phase alloy, the type of interfaces is complex, which includes both grain boundary …

Boron microalloying for high-temperature eutectic high-entropy alloys

Y Jia, Z Wang, Q Wu, Y Wei, X Bai, L Liu, J Wang, X Liu… - Acta Materialia, 2024 - Elsevier
The eutectic high-entropy alloys have shown promising mechanical behaviors while their
softening at elevated temperatures is still a challenge. Generally, the boundaries are the …

Unraveling hot deformation behavior and microstructure evolution, flow stress prediction of powder metallurgy BCC/B2 Al1. 8CrCuFeNi2 HEA

M Huang, J Jiang, Y Wang, Y Liu, Y Zhang… - Journal of Alloys and …, 2024 - Elsevier
In this work, hot compress tests were conducted at the strain rate range of 1–0.001 s− 1 and
the temperature range of 900–1050° C to unravel the hot deformation behavior of a powder …

[HTML][HTML] Hot compressive deformation behavior and microstructural evolution of the spray-formed 1420 Al–Li alloy

Z Meng, C Zhang, G Zhang, K Wang, Z Wang… - Journal of Materials …, 2023 - Elsevier
Abstract The 1420 Al–Li alloy has been widely used in the aerospace field. To investigate
the hot workability of the alloy, a series of hot compression tests were carried out on the …

Unveiling yield strength of metallic materials using physics-enhanced machine learning under diverse experimental conditions

JA Lee, RB Figueiredo, H Park, JH Kim, HS Kim - Acta Materialia, 2024 - Elsevier
In the materials science domain, the accurate prediction of the yield strength of metallic
compositions has often resulted in extensive experimental endeavors, leading to …

Multi-scale dispersion strengthening for high-temperature titanium alloys: Strength preservation and softening mechanisms

X Chen, L Huang, S Ma, F Sun, S Wang… - Journal of Materials …, 2025 - Elsevier
The long-lasting expectation “the hotter the engine, the better” calls for the development of
high-temperature metallic alloys. Although the high specific strengths of titanium alloys are …

Dual-scale clusters enabling exceptional mechanical properties of a CoNiCr-based MP159 superalloy at 650° C

Z Xiao, J Gu, L Wang, J He, B Gan, H Yu, Z Bi, M Song - Vacuum, 2024 - Elsevier
Prior or early-stage precipitation products, eg, GP zones and chemical short-range ordering,
attract tons of interests recently due to their extremely small size and notable hardening …

On the substructure evolution and its distinct role on dynamic strain aging in a multi-component cobalt base alloy at intermediate temperatures (300 to 700° C)

AK Karnati, N Koundinya, AN Majila, RS Kottada - Scripta Materialia, 2023 - Elsevier
Manifestations of dynamic strain aging (DSA) in a solid-solution multi-component cobalt-
base alloy was evaluated over wide temperature [25–1000° C] and strain rate range [10− 4 …

Microstructural evolution and duplex structure-enhanced high-temperature mechanical properties of Al-doped VCoNi medium entropy alloy

J Tian, B Chen, Y Wu, J Pang, T Cao, F Jiang - Journal of Alloys and …, 2023 - Elsevier
The microstructures and mechanical properties of 7 at% Al-added VCoNi medium entropy
alloy are studied and compared with those of the undoped alloy at various temperatures …

Mechanical Characteristics of Architected Polycrystal Lattice Affected by the Orientation of Metagrain Boundary

L Chen, C Cui, X Cui, J Lu - Advanced Engineering Materials, 2023 - Wiley Online Library
The orientation of internal metagrain boundary shows an important influence on shearing
behaviors and mechanical performance of architected polycrystal lattice. This study designs …