Alkali-activated materials for catalytic applications: a state-of-the-art review

RV Eleutério, L Simão, D Hotza - Materials Science and Engineering: B, 2024 - Elsevier
Alkali-activated materials, including geopolymers, have been appointed for decades as
ideal green substitutes for cement and concrete in civil engineering due to their potential to …

A comprehensive review of stone dust in concrete: Mechanical behavior, durability, and environmental performance

LS Silva, M Amario, CM Stolz, KV Figueiredo… - Buildings, 2023 - mdpi.com
The escalating demand for natural resources within the construction industry is progressing
upward. At the same time, however, there is a great concern regarding the depletion of these …

Waste valorization of iron ore tailings in Brazil: Assessment metrics from a circular economy perspective

ASI Vilaça, L Simão, ORK Montedo, APN de Oliveira… - Resources Policy, 2022 - Elsevier
The use of iron ore tailings (IoT) as an alternative mineral source can improve the
sustainability of the mining process. Therefore, this study was conducted to describe the …

Waste valorization of coal mining waste from a circular economy perspective: A Brazilian case study based on environmental and physicochemical features

J Acordi, L Simão, MNS Faraco, CH Borgert, E Olivo… - Resources Policy, 2023 - Elsevier
Mineral coal reserves are distributed across all continents in more than 70 countries. The
extraction and industrial processing of these reserves generate large amounts of tailings …

Controlling efflorescence in geopolymers: A new approach

L Simão, E Fernandes, D Hotza, MJ Ribeiro… - Case Studies in …, 2021 - Elsevier
Excessive efflorescence in geopolymers can reduce their durability due to reduced
compressive and tensile strength, in addition to an aesthetic problem. In this work, a new …

Harmless and resourceful utilization of solid waste: Multi physical field regulation in the microbiological treatment process of solid waste treatment

M He, F Wu, G Qu, X Liu - Environmental Research, 2023 - Elsevier
Solid waste (SW) treatment methods mainly include physical, chemical, and biological
methods, while physical and chemical methods have advantages such as fast effectiveness …

Ceramic shell waste valorization: A new approach to increase the sustainability of the precision casting industry from a circular economy perspective

KA Oliveira, L Simão, LB Rebouças, D Hotza… - Waste Management, 2023 - Elsevier
The problem of waste generation has grown because of the need to extract natural
resources, obtain materials, and consume energy to meet current societal needs. Many …

[HTML][HTML] Characterization of artificial stone developed with granite waste and glass waste in epoxy matrix

TLDC Silva, EAS Carvalho, GNS Barreto… - journal of materials …, 2023 - Elsevier
The production of artificial stone through the incorporation of granite and glass waste into an
epoxy resin matrix is not only an ecological alternative capable of reducing the …

Valorization of Brazilian waste foundry sand from circular economy perspective

DM Machado, BG Júnior, L Simão, MJ Ribeiro… - Journal of Cleaner …, 2023 - Elsevier
The manufacturing and processing industries play a vital role in the Brazilian economy.
However, they also produce significant waste from natural resources, much of which is …

Sustainable glass foams produced with stone waste as a pore-forming agent: assessing the role of heating rate in foamability and glass foams recyclability

MT Souza, L Onghero, AB Passos, L Simão… - Journal of Cleaner …, 2022 - Elsevier
This work provides insights into the role of heating rate in the foaming ability of glass foams
produced from discarded glass bottles. The pore-forming agents used were calcium …