Laser powder bed fused 304L steel shot-peened with various ceramic shot sizes: surface/subsurface characteristics, tensile behavior, and fatigue behavior

H Zhang, S Cao, C Li, B Li, G Qian - International Journal of Plasticity, 2023 - Elsevier
Shot peening is an efficient post-processing technique for eliminating surface manufacturing
defects, inducing compressive residual stress, and improving the mechanical properties of …

Optimized bilateral ultrasonic surface rolling process assisting directed energy deposition of thin-walled medium-entropy alloy with high mechanical performance

Y Chen, T Lu, X Chen, B Sun, N Yao, K Li, J Qiu… - Additive …, 2023 - Elsevier
Laser directed energy deposition (DED) offers significant advantages for the integral
manufacturing of large-scaled thin-walled workpieces. Nevertheless, how to improve the …

Creep-fatigue life prediction of notched structure after an advanced surface strengthening treatment in a nickel-based superalloy at 650° C

KS Li, SL Yao, LY Cheng, RZ Wang, L Sun… - International Journal of …, 2024 - Elsevier
The elucidation of creep-fatigue damage mechanisms is still controversial for high-
temperature structures after surface strengthening treatments, which serves as a critical …

Extensive phase transformation in an equiatomic CrCoNi medium entropy alloy under extreme uniaxial tension

K Jiang, J Li, T Suo - International Journal of Plasticity, 2024 - Elsevier
The dynamic tension behavior of an equiatomic CrCoNi medium entropy alloy (MEA) has
been studied at both room temperature (RT, 298 K) and liquid nitrogen temperature (LNT, 77 …

The origin of good mechanical and soft magnetic properties in a CoFeNi-based high-entropy alloy with hierarchical structure

T Lu, T He, AF Andreoli, N Yao, B Wan… - Materials …, 2024 - Elsevier
With the industry development, materials that combine good mechanical properties with new
functional applications are in high demand. Here, a solution was provided to overcome low …

[HTML][HTML] Review on numerical simulation of ultrasonic impact treatment (UIT): Present situation and prospect

Y Yuan, R Li, X Bi, M Yan, J Cheng, J Gu - Journal of Materials Research …, 2024 - Elsevier
Abstract Ultrasonic Impact Treatment (UIT) is a surface treatment method that uses
ultrasound to create high-frequency, high-intensity impact loads on the surface of metallic …

Multi-scale annealing twins generate superior ductility in an additively manufactured high-strength medium entropy alloy

B Guo, Z Yang, Q Wu, C Xu, D Cui, Y Jia… - International Journal of …, 2024 - Elsevier
Coherent twin boundaries (CTBs) are internal planar defects that offer a promising pathway
for designing advanced metallic materials with superior strength-ductility synergy. However …

Gradient nanostructure induces exceptional cryogenic mechanical properties in an additively manufactured medium entropy alloy

N Yao, T Lu, B Sun, X Chen, W Cheng, C Yang, Y Xie… - Scripta Materialia, 2024 - Elsevier
Developing additively manufactured alloys with high cryogenic performance can facilitate
the development of geometrically complex components for cryogenic applications. In this …

Chromium gradient stainless steels with simultaneous high strength, ductility, and corrosion-resistant: In-depth study of continuous hardening mechanisms

H Yang, Z Xu, L Peng, X Lai, M Fu - International Journal of Plasticity, 2024 - Elsevier
Cr-rich stainless steel sheets exhibit superior corrosion resistance but low ductility, which
presents a trade-off between fabrication complexity and performance of the materials in …

Revealing the fatigue strengthening and damage mechanisms of surface-nanolaminated gradient structure

Y Zhang, CY He, X Wang, H Takayuki, B Sun… - International Journal of …, 2024 - Elsevier
Extending the fatigue life of metals is a critical concern for maintaining material and
component integrity in engineering systems. The integration of gradient structures within …