Multi-scale defects in powder-based additively manufactured metals and alloys
Defect formation is a critical challenge for powder-based metal additive manufacturing (AM).
Current understanding on the three important issues including formation mechanism …
Current understanding on the three important issues including formation mechanism …
[HTML][HTML] Revealing relationships between microstructure and hardening nature of additively manufactured 316L stainless steel
Relationships between microstructures and hardening nature of laser powder bed fused (L-
PBF) 316 L stainless steel have been studied. Using integrated experimental efforts and …
PBF) 316 L stainless steel have been studied. Using integrated experimental efforts and …
Enhanced fatigue resistance and fatigue-induced substructures in an additively manufactured CoCrNi medium-entropy alloy treated by ultrasonic surface rolling …
There is a significant need to elucidate the underlying mechanisms of cyclic plastic damage
mechanism for additively manufactured materials and develop effective surface modification …
mechanism for additively manufactured materials and develop effective surface modification …
Comparison of the microstructure, mechanical properties and distortion of stainless steel 316 L fabricated by micro and conventional laser powder bed fusion
Micro laser powder bed fusion (μLPBF) technology offers great benefits to industries as it
enables fabrication of complicated metallic components with greater accuracy and minimum …
enables fabrication of complicated metallic components with greater accuracy and minimum …
Competitive strengthening between dislocation slip and twinning in cast-wrought and additively manufactured CrCoNi medium entropy alloys
In situ neutron diffraction experiments have been performed under loading in cast-wrought
(CW) and additively manufactured (AM) equiatomic CoCrNi medium-entropy alloys. The …
(CW) and additively manufactured (AM) equiatomic CoCrNi medium-entropy alloys. The …
[HTML][HTML] Recent progress in analysis of strain-induced phenomena in irradiated metallic materials and advanced alloys using SEM-EBSD in-situ tensile testing
In-situ mechanical testing in a scanning electron microscope (SEM) equipped with an
electron backscatter diffraction (EBSD) system has quickly gained popularity, particularly …
electron backscatter diffraction (EBSD) system has quickly gained popularity, particularly …
Overcoming the strength–ductility trade-off by tailoring grain-boundary metastable Si-containing phase in β-type titanium alloy
It is well accepted that grain-boundary phases in metallic alloys greatly deteriorate the
mechanical properties. In our work, we report on a novel strategy to prepare high strength …
mechanical properties. In our work, we report on a novel strategy to prepare high strength …
Investigations of dislocation-type evolution and strain hardening during mechanical twinning in Fe-22Mn-0.6 C twinning-induced plasticity steel
In this study, for the first time, the evolution of geometrically necessary dislocation (GND) and
statistically stored dislocation (SSD) densities, as well as their roles in strain hardening …
statistically stored dislocation (SSD) densities, as well as their roles in strain hardening …
Mechanisms of hydrogen embrittlement in high-strength aluminum alloys containing coherent or incoherent dispersoids
This study investigated the hydrogen embrittlement of a high strength Zr or Cr-added
aluminum alloy specimens containing coherent Al 3 Zr or incoherent Al 18 Mg 2 Cr 3 …
aluminum alloy specimens containing coherent Al 3 Zr or incoherent Al 18 Mg 2 Cr 3 …
The interface effect on crack nucleation under dwell fatigue loading in dual-phase Ti alloy
L Zhang, B Jiang, J Qiu, X Cao, J Lei, R Yang… - International Journal of …, 2023 - Elsevier
The microstructure of dual-phase Ti alloys crucially influences the nucleation of dwell fatigue
cracks, which is of significance in determining the dwell fatigue life of Ti alloys. However, the …
cracks, which is of significance in determining the dwell fatigue life of Ti alloys. However, the …