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Precipitation kinetics in metallic alloys: Experiments and modeling
A Deschamps, CR Hutchinson - Acta Materialia, 2021 - Elsevier
Nanoscale precipitation is one of the most widely used microstructural tools to manipulate
the properties of metallic alloys, and especially to reach high strength. Optimal …
the properties of metallic alloys, and especially to reach high strength. Optimal …
A brief survey of principles of co-deposition method as a convenient procedure for preparation of metallic nanomaterials
R Taheri-Ledari, MM Salehi, F Esmailzadeh… - Journal of Alloys and …, 2024 - Elsevier
Among all types of nanomaterials, metal-metal and metal-oxide species have been diversely
utilized in different applications because of their unique physicochemical properties and …
utilized in different applications because of their unique physicochemical properties and …
Dissolution of the Laves phase and δ-precipitate formation mechanism in additively manufactured Inconel 718 during post printing heat treatments
VK Singh, D Sahoo, M Amirthalingam… - Additive …, 2024 - Elsevier
The microstructures of additively manufactured Inconel 718 consist of the primary phase
(dendritic) and the secondary phases (Laves and carbides). Among the secondary phases …
(dendritic) and the secondary phases (Laves and carbides). Among the secondary phases …
[HTML][HTML] Study of pre-precipitated δ phase promoting deformation twinning and recrystallization behavior of Inconel 718 superalloy during hot compression
W Jiang, J Lu, H Guan, M Wang, X Cheng, L Liu, X Liu… - Materials & Design, 2023 - Elsevier
The delta (δ) processing strategy is an efficient heat treatment to refine and homogenize the
grain microstructure of Inconel 718 superalloy (IN718). However, the microstructure …
grain microstructure of Inconel 718 superalloy (IN718). However, the microstructure …
Control of dislocation density maximizing precipitation strengthening effect
C Xu, WJ Dai, Y Chen, ZX Qi, G Zheng, YD Cao… - Journal of Materials …, 2022 - Elsevier
The strength-ductility trade-off has been the most challenging problem for structural metals
for centuries. Nanoprecipitation strengthening is an ideal approach to enhance the strength …
for centuries. Nanoprecipitation strengthening is an ideal approach to enhance the strength …
[HTML][HTML] Toward a better understanding of phase transformations in additive manufacturing of Alloy 718
C Kumara, AR Balachandramurthi, S Goel, F Hanning… - Materialia, 2020 - Elsevier
This paper presents a discussion on the phase-transformation aspects of additively
manufactured Alloy 718 during the additive manufacturing (AM) process and subsequent …
manufactured Alloy 718 during the additive manufacturing (AM) process and subsequent …
Effect of micro-segregation of alloying elements on the precipitation behaviour in laser surface engineered Alloy 718
SA Mantri, S Dasari, A Sharma, T Alam, MV Pantawane… - Acta Materialia, 2021 - Elsevier
Laser surface engineering has been employed to mimic the microstructural evolution during
laser-based additive manufacturing of Alloy 718, specifically when the layers are …
laser-based additive manufacturing of Alloy 718, specifically when the layers are …
[HTML][HTML] On the detailed morphological and chemical evolution of phases during laser powder bed fusion and common post-processing heat treatments of IN718
IN718 is the most common Ni-based superalloy for manufacturing aircraft engine parts via
thermo-mechanical treatments. The evolution of nanoscale strengthening phases is well …
thermo-mechanical treatments. The evolution of nanoscale strengthening phases is well …
[HTML][HTML] γʹ and γ ″co-precipitation phenomena in directly aged Alloy 718 with high δ-phase fractions
Co-precipitation of γ′ and γ′′ is the main strengthening mechanism that provides
superior high-temperature strength in directly aged Alloy 718 aerospace parts. Control of …
superior high-temperature strength in directly aged Alloy 718 aerospace parts. Control of …
Microstructural evolution and formation of fine grains during fatigue crack initiation process of laser powder bed fusion Ni-based superalloy
This study reports the fatigue failure mechanism at very-high-cycle fatigue (VHCF) regime of
laser powder bed fusion (LPBF) GH4169 superalloy through a series of detailed …
laser powder bed fusion (LPBF) GH4169 superalloy through a series of detailed …