[HTML][HTML] Making sustainable aluminum by recycling scrap: The science of “dirty” alloys

D Raabe, D Ponge, PJ Uggowitzer, M Roscher… - Progress in materials …, 2022 - Elsevier
There are several facets of aluminum when it comes to sustainability. While it helps to save
fuel due to its low density, producing it from ores is very energy-intensive. Recycling it shifts …

Circular steel: how information and actor incentives impact the recyclability of scrap

RJ Compañero, A Feldmann, A Tilliander - Journal of Sustainable …, 2021 - Springer
Recycling plays a vital role in preserving resources like steel and consequently in a circular
economy. Scrap dealers and steel mills, the main business units in this system, often …

Microstructure and tensile strength of an Al-Si-Fe-V alloy: vanadium and solidification thermal parameters as recycling strategies

C Silva, A Barros, AV Rodrigues, R Kakitani, T Soares… - Sustainability, 2022 - mdpi.com
One of the greatest challenges facing the recycling of Al-based alloys is handling Fe
incorporation. The formation of Fe-rich phases has negative impacts on the mechanical …

The Roles of Ni and Co in Dendritic Growth and Tensile Properties of Fe‐Containing Al–Si–Cu–Zn Scraps under Slow and Fast Solidification Cooling

MGC Xavier, BJM Freitas, GL Gouveia… - Advanced …, 2022 - Wiley Online Library
Studies of Fe‐contaminated Al‐based scraps have drawn attention for years. However, little
has been researched about the effects of cobalt (Co) and nickel (Ni) additions to …

[HTML][HTML] The roles of solidification cooling rate and (Mn, Cr) alloying elements in the modification of β-AlFeSi and hardness evolvements in near-eutectic Al-Si alloys

R Kakitani, AV Rodrigues, C Silva, A Garcia… - Journal of Alloys and …, 2023 - Elsevier
High recycling rates worldwide underline the economic and environmental value of
aluminum scrap. However, several alloying elements in recycled Al negatively affect the final …

Assessing Microstructure Tensile Properties Relationships in Al-7Si-Mg Alloys via Multiple Regression

C Silva, A Barros, T Vida, A Garcia, N Cheung… - Metals, 2022 - mdpi.com
The development of Al-based alloys presumes a detailed understanding of the
microstructure evolution during solidification since the as-solidified microstructure also has …

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 …

Nature inspired algorithms for the solution of inverse heat transfer problems applied to distinct unsteady heat flux orientations in cylindrical castings

CH da Silva-Santos, PR Goulart, F Bertelli… - Journal of Intelligent …, 2023 - Springer
One of the most important parameters in the foundry design of castings is the heat transfer
coefficient at the casting/mold surface (h), which significantly affects the solidification cooling …

Microstructure growth morphologies, macrosegregation, and microhardness in Bi–Sb thermal interface alloys

T Soares, C Cruz, A Barros, A Garcia… - Advanced Engineering …, 2020 - Wiley Online Library
Due to the rising demand for thermal management technologies within the electronics
industry, there has been an increased emphasis on developing new thermal interface …

The roles of Mn and Ni additions to Fe-contaminated Al in neutralizing Fe and stabilizing the cellular α-Al microstructure

R Oliveira, R Kakitani, LR Ramos… - Journal of Sustainable …, 2019 - Springer
The development of new Al-based alloys has included the addition of transition alloying
elements in order to produce phases that are stable at high temperatures. Elements such as …