[PDF][PDF] Processing and characterization of crack-free 7075 aluminum alloys with elemental Zr modification by laser powder bed fusion

W Yu, Z Xiao, X Zhang, Y Sun, P Xue… - Materials Science in …, 2022 - scholar.archive.org
High-performance engineering alloys, such as 7000 series aluminum alloys, suffer poor
printability in laser powder bed fusion (LPBF) additive manufacturing. An enormous …

High strength aluminum alloys design via explainable artificial intelligence

S Park, SH Kayani, K Euh, E Seo, H Kim, S Park… - Journal of Alloys and …, 2022 - Elsevier
Here, we have approached to discover new aluminum (Al) alloys with the assistance of
artificial intelligence (AI) for the enhanced mechanical property. A high prediction rate of …

Microstructure, mechanical properties, and damping capacity of high-Zn-content Al–Zn–Mg alloys with Sc and Zr additions

K Cao, CY Liu, ZL Li, LY Wang - Vacuum, 2023 - Elsevier
Abstract In this study, Al–15Zn–0.5 Mg–Sc–Zr alloys with different Sc and Zr contents were
fabricated by casting, rolling, solution treatment, and aging at low and high temperatures …

Mechanism of ultrasound-induced microstructure modification in Al–Zr alloys

JG Jung, YH Cho, SD Kim, SB Kim, SH Lee, K Song… - Acta Materialia, 2020 - Elsevier
This work probes the effect of ultrasonic melt treatment (UST) on primary intermetallic
particles and α-Al using pure Al and Al–Zr alloys (Al–0.3 Zr–0.1 Ti, Al–0.5 Zr, Al–0.5 Zr–0.5 …

Revealing the Al/L12-Al3Zr inter-facial properties: Insights from first-principles calculations

D Wang, Z Xiao - Vacuum, 2022 - Elsevier
To uncover the mechanical performance and micro-structure of Al/L1 2-Al 3 Zr interface
through density functional theory, four interface models are investigated considering two …

Effects of W and Si microadditions on microstructure and the strength of dilute precipitation-strengthened Al–Zr–Er alloys

AR Farkoosh, DC Dunand, DN Seidman - Materials Science and …, 2020 - Elsevier
The effect of single or combined micro-additions of tungsten (0.03 at.%) and silicon (0.02–
0.40 at.%) on the evolution of Al 3 (Zr, Er)(L1 2) nanoprecipitates in a cast Al-0.11 Zr-0.005 …

Influence mechanisms of Zr and Fe particle additions on the microstructure and mechanical behavior of squeeze-cast 7075Al hybrid composites

T Lu, W Chen, B Li, M Mao, Z Li, Y Liu… - Journal of Alloys and …, 2019 - Elsevier
The different influence of Zr and Fe particle additions on the microstructure and mechanical
behavior of 7075Al matrix composites reinforced with 40 vol% SiC p has been systematically …

Effects of Si and Fe micro-additions on the aging response of a dilute Al-0.08 Zr-0.08 Hf-0.045 Er at.% alloy

RA Michi, A De Luca, DN Seidman… - Materials Characterization, 2019 - Elsevier
The precipitation behavior of an Al-0.08 Zr-0.08 Hf-0.045 Er at.% alloy with micro-additions
of Si and/or Fe was investigated using microhardness and electrical conductivity …

Tungsten solubility in L12-ordered Al3Er and Al3Zr nanoprecipitates formed by aging in an aluminum matrix

AR Farkoosh, DC Dunand, DN Seidman - Journal of Alloys and …, 2020 - Elsevier
The partitioning behavior of tungsten is studied in two dilute Al-Er-W and Al-Zr-W alloys
aged isochronally up to 400 and 475° C, to form L1 2-structured Al 3 Er and Al 3 Zr …

Thermodynamic assessment of the Ti–Al–Zr system and atomic mobility of its bcc phase

J Wang, W Zheng, G Xu, X Zeng, Y Cui - Calphad, 2020 - Elsevier
In the present work, the thermodynamic description of the Ti–Al–Zr ternary system was
assessed by taking into account the ab initio data on the formation enthalpies of end …