Dirt stabilizers have emerged as vital devices in civil design and facilities growth, supplying a scientifically ...

Baquerizo describes a closed-loop system in which demolished concrete is reclaimed for its aggregates. “It’s already a cement-rich material. When that hydrated cement is exposed to CO2, it becomes a ...

Bacterial concrete offers a novel approach to self-healing concrete buildings since it continuously precipitates calcite. Numerous bacterial strains, including as Pseudomonas, Bacillus subtilis, and ...

This has been observed in concrete from another 2,000-year-old site, the Tomb of Caecilia Metella, where cracks in the concrete have been filled with calcite. It could also explain why Roman concrete ...

Keywords: fungal calcite precipitation, urease-positive fungi, bio-cement production, environmental mineralization, fungal bio-mineralization Citation: Devgon I, Kumar Sachan RS, Rajput K, Kumar M, ...

The first mechanism — calcite cement precipitation — dominated on the top surface of slag and on the sea-facing side above the average water level. In this process, ...

It is also the primary mineral in metamorphic marble. Calcite also occurs as a vein mineral in deposits from hot springs, and also occurs in caverns as stalactites and stalagmites. Calcite is often ...

Studying calcite is important as it has broad relevance in several ways. When calcium carbonate is synthesized, it transforms carbon dioxide (CO 2) into solid carbonate, the final reaction product ...

12. Expansive Cement. Expansive cement expands slightly with time and does not shrink during and after the time of hardening. This cement is mainly used for grouting anchor bolts and prestressed ...