Abstract 2021 marks the 40 th year since polycarboxylate superplasticizers (PCEs) have
been invented by Nippon Shokubai company in Japan. This invention clearly represents a …

Digital fabrication techniques with concrete and cementitious materials have seen a large
amount of research and industrial activity recently, with industrialization of techniques such …

Alkali-activated materials (AAM) are recognized as potential alternatives to ordinary Portland
cement (OPC) in order to limit CO 2 emissions as well as beneficiate several wastes into …

To future-proof alkali-activation technology, there is a need to look beyond well-established
precursors such as fly ash and blast furnace slag, due to resource competition, geographical …

This paper, which is a contribution to the UNEP series on Eco-Efficient Cements, examines
the role of material-based solutions to reducing CO 2 emissions from cement production …

Nanostructures of diverse chemical nature are used as biomarkers, therapeutics, catalysts,
and structural reinforcements. The decoration with surfactants has a long history and is …

Progress in understanding hydration is summarized. Evidence supports the geochemistry
dissolution theory as an explanation for the induction period, in preference to the inhibiting …

This paper summarizes the grand societal, economic, technological, and educational
challenges related to corrosion of steel in concrete, and presents the state-of-the-art of the …

Concrete is flying off, but it is simultaneously facing tremendous challenges in terms of
environmental impact, financial needs, societal acceptance and image. Based on an …

A full understanding of the workability and unconfined compressive strength (UCS) of
cemented paste backfill (CPB), made of alkali-activated slag (AAS) as an alternative binder …