High cooling rate cells, dendrites, microstructural spacings and microhardness in a directionally solidified Al–Mg–Si alloy

C Brito, G Reinhart, H Nguyen-Thi… - Journal of Alloys and …, 2015 - Elsevier
Transient unidirectional solidification experiments have been carried out with an Al–3 wt%
Mg–1 wt% Si alloy under cooling rates (T ̇) in the range 0.2–45 K/s. A reverse cells> …

The effects of microstructure and intermetallic phases of directionally solidified Al–Fe alloys on microhardness

BL Silva, A Garcia, JE Spinelli - Materials Letters, 2012 - Elsevier
Iron is the dominant impurity in Al of commercial grade purity and is also added deliberately
in some Al alloys compositions to improve the high temperature strength. Al–Fe castings …

Microstructural development of hypoeutectic Zn–(10–40) wt% Sn solder alloys and impacts of interphase spacing and macrosegregation pattern on hardness

WLR Santos, C Brito, F Bertelli, JE Spinelli… - Journal of Alloys and …, 2015 - Elsevier
The most relevant range of compositions of Zn–Sn high-temperature solder alloys remains
between 10 and 40 wt% Sn. Hence, transient directional solidification experiments have …

Evaluation of solder/substrate thermal conductance and wetting angle of Sn–0.7 wt% Cu–(0–0.1 wt% Ni) solder alloys

BL Silva, N Cheung, A Garcia, JE Spinelli - Materials Letters, 2015 - Elsevier
Wettability is defined as the tendency of a liquid metal to spread on a solid surface. The
solder/substrate thermal conductance represented by a heat transfer coefficient, hi, states …

Interrelation of cell spacing, intermetallic compounds and hardness on a directionally solidified Al–1.0 Fe–1.0 Ni alloy

MV Canté, C Brito, JE Spinelli, A Garcia - Materials & Design, 2013 - Elsevier
Abstract Al–Fe–Ni alloys show very promising properties for applications in industrial
furnaces and petrochemical plants. Mechanical strength and corrosion resistance are …

Inter-relation of microstructural features and dry sliding wear behavior of monotectic Al–Bi and Al–Pb alloys

ES Freitas, AP Silva, JE Spinelli, LC Casteletti… - Tribology Letters, 2014 - Springer
Immiscible Al-based alloys of monotectic composition have a particular feature of minority
phases embedded into the Al-rich matrix. The disseminated particles may act as in situ self …

Microstructure–wear behavior correlation on a directionally solidified Al–In monotectic alloy

ES Freitas, JE Spinelli, LC Casteletti, A Garcia - Tribology International, 2013 - Elsevier
Al–In monotectic alloys are potential alternatives for application in the manufacture of wear-
resistant automotive components, such as cylinder liners and journal bearings. The …

Effect of solidification parameters on microstructural characteristics and mechanical properties of directionally solidified binary TiAl alloy

J Fan, J Liu, S Tian, S Wu, S Wang, H Gao… - Journal of alloys and …, 2015 - Elsevier
Microstructural characteristics and mechanical properties of Ti–49Al (at.%) alloy was
investigated by directional solidification technology under different solidification parameters …

Thermal parameters and microstructural development in directionally solidified Zn-rich Zn-Mg alloys

TA Vida, ES Freitas, C Brito, N Cheung… - … Materials Transactions A, 2016 - Springer
Transient directional solidification experiments have been carried out with Zn-Mg
hypoeutectic alloys under an extensive range of cooling rates with a view to analyzing the …

Plate-like cell growth during directional solidification of a Zn–20wt% Sn high-temperature lead-free solder alloy

WLR Santos, C Brito, JMV Quaresma… - Materials Science and …, 2014 - Elsevier
Abstract Although Zn–Sn alloys have suitable features for high temperature solders, as for
example the absence of intermetallic compounds (IMCs) and relatively high melting …