Tailoring the hydrogen production behavior of Al-Zn-Sn alloys through their as-solidified microstructures

A Barros, C Cruz, C Konno, A Conde, H Henein… - International Journal of …, 2024 - Elsevier
An advantageous approach for hydrogen production, without greenhouse gas emissions,
consists of the reaction of Al alloys with water in alkaline media. This study investigates the …

[HTML][HTML] Corrosion behavior of an Al–Sn–Zn alloy: Effects of solidification microstructure characteristics

A Barros, C Cruz, A Garcia, N Cheung - Journal of Materials Research and …, 2021 - Elsevier
Due to its strong influence on service life of manufactured parts, corrosion resistance is an
important factor to consider when designing Al alloys for engineering applications. With this …

Tailoring microstructure and microhardness of Zn− 1wt.% Mg−(0.5 wt.% Mn, 0.5 wt.% Ca) alloys by solidification cooling rate

CAP SILVA, N CHEUNG, C BRITO, A GARCIA - … of Nonferrous Metals …, 2021 - Elsevier
Biodegradable Zn-based alloys, particularly Zn− Mg alloys with the addition of alloying
elements, have been intensively investigated aiming to improve both mechanical properties …

Thermal conductance at Sn-0.5 mass% Al solder alloy/substrate interface as a factor for tailoring cellular/dendritic growth

R Oliveira, C Cruz, A Barros, F Bertelli… - Journal of Thermal …, 2022 - Springer
The use of Al for replacing high-cost alloying metals, like Ag, Bi, and Cu, as the second
major element in Sn-based alloys, arises as a promising alternative for the development of …

Morphology of intermetallics tailoring tensile properties and quality index of a eutectic Al–Si–Ni alloy

R Kakitani, A Garcia, N Cheung - Advanced Engineering …, 2020 - Wiley Online Library
Herein, the eutectic Al–11 wt% Si–5 wt% Ni alloy, directionally solidified under transient heat‐
flow conditions, is comparatively evaluated in relation to the binary Al–11 wt% Si and Al–5 …

Two-phase dendrite and bimodal structure in an Al-Cu-Ni alloy: their roles in hardness

AV Rodrigues, R Kakitani, R Oliveira, A Barros… - Journal of Materials …, 2022 - Springer
With the increasing interest in developing Al-Cu-Ni alloys for use as structural material
comes the need to understand more about their processing–microstructure–properties …

Study of electrochemical corrosion in samples of a horizontally solidified AlCuSi alloy

TC Silva, AS Barros, JC Filho, AL Moreira… - International Journal of …, 2022 - Springer
Potentiodynamic polarization, electrochemical impedance spectroscopy (EIS), and
microstructure characterization were performed on directionally solidified samples of the Al …

The effects of cooling rate on microstructure formation during solidification of 319 alloy

I da Penha Gomes, A Barros, GL Brollo… - International Journal of …, 2024 - Springer
This work assesses the effect of cooling rate (T˙) on the solidification kinetics and
microstructural evolution of a 319 aluminum alloy with and without the addition of Al–5 wt …

Alloy decomposition under pressure: Bi–Sb incommensurate phase as a case study

M Emuna, SB Shalom, Y Greenberg, E Yahel… - Journal of Alloys and …, 2021 - Elsevier
The high-pressure phase behavior of the Bi–Sb system was investigated experimentally and
modeled thermodynamically to study the effect of the transition to the incommensurate Bi-III …

Interfacial heat transfer and microstructural analyses of a Bi-5% Sb lead-free alloy solidified against Cu, Ni and low-C steel substrates

T Soares, C Cruz, M Xavier, RV Reyes, F Bertelli… - Journal of Alloys and …, 2021 - Elsevier
Bi-Sb system alloys demonstrate high corrosion resistance and good wettability, becoming
promising for use as lead-free solder alloys. The simplicity of the phase diagram is also a …