Interactive effects of interfacial energy anisotropy and solute transport on solidification patterns of Al-Cu alloys

G Azizi, S Kavousi, MA Zaeem - Acta Materialia, 2022 - Elsevier
Combined effects of the cooling rate, alloy composition, and crystal-melt (CM) interfacial
anisotropy on solidification of Al-Cu alloys are studied by integrating molecular dynamics …

[PDF][PDF] A review of meso-micro modeling and simulation methods of selective laser melting process

敖晓辉, 刘检华, 夏焕雄, 何奇阳… - Journal of Mechanical …, 2022 - qikan.cmes.org
The selective laser melting (SLM) process is a complex physical and chemical metallurgical
process, which not only involves multi-scale issues such as macro part-scale, meso molten …

[HTML][HTML] Experimental study of the evolution of tertiary dendritic arms and microsegregation in directionally solidified Al–Si–Cu alloys castings

LA de Souza Baptista, KG Paradela, IL Ferreira… - Journal of Materials …, 2019 - Elsevier
It is widely recognized that moderate addition of copper to aluminum, especially when
added together with silicon, significantly improves the resulting mechanical properties …

[HTML][HTML] Simulations of microstructure coupling with moving molten pool by selective laser melting using a cellular automaton

X Ao, H Xia, J Liu, Q He - Materials & Design, 2020 - Elsevier
Alloys produced by the selective-laser-melting process have excellent mechanical
properties and their microstructures are significantly different from conventional cast alloys …

[PDF][PDF] 选择性激光熔化工艺的介-微观建模与仿真方法综述

敖晓辉, 刘检华, 夏焕雄, 何奇阳, 任策 - 机械工程学报, 2022 - qikan.cmes.org
选择性激光熔化(Selective laser melting, SLM) 工艺是一个复杂的物理化学冶金过程,
既涉及宏观零件尺度, 介观熔池尺度和微观金相尺度等多尺度问题, 又包含相变, 流动, 传热 …

[HTML][HTML] The effects of Cr addition on microstructure, hardness and tensile properties of as-cast Al–3.8 wt.% Cu–(Cr) alloys

TM Ribeiro, E Catellan, A Garcia… - Journal of Materials …, 2020 - Elsevier
An investigation is made on the effects of Cr addition (0.25 and 0.50 wt%) on the
solidification evolution, microstructure formation, hardness and tensile properties of Al–3.8 …

Centerline segregation mechanism of twin-roll cast A3003 strip

Z Lv, F Du, Z An, H Huang, Z Xu, J Sun - Journal of Alloys and Compounds, 2015 - Elsevier
The centerline segregation mechanism of twin-roll cast A3003 strip was analyzed from the
perspective of macro and micro, and a mathematical model considering flow field, solute …

Improving mechanical properties of a cast Al–Mg alloy with high Mg content by rapid solidification

X Wang, Y Lin, Z Liu, S Liu - Materials Science and Engineering: A, 2022 - Elsevier
Abstract Cast Al–Mg alloys with high Mg contents (> 10 wt%) have received particular
attention due to much lower density than those of other cast Al alloys. However, high …

[HTML][HTML] Microstructural characterization and formation mechanism of abnormal segregation band of hot rolled ferrite/pearlite steel

R Feng, S Li, X Zhu, Q Ao - Journal of Alloys and Compounds, 2015 - Elsevier
In order to further reveal the microstructural characterization and formation mechanism of
abnormal segregation band of hot rolled ferrite/pearlite steel, the microstructure of this type …

Microstructural evolution and microsegregation in directional solidification of hypoeutectic Al− Cu alloy: a comparison between experimental data and numerical …

AF Ferreira, IL Ferreira, RP Almeida, JA Castro… - … of Nonferrous Metals …, 2021 - Elsevier
The objective of the work is focused on predictions of microsegregation, solidification speed,
dendritic arm spacings and dendrite morphology by phase-field model. The numerical …