A game-changing method could cut cement production’s carbon emissions by up to 80 %: By using steel waste and methane in a novel catalytic process, researchers rethink calcium carbonate decomposition ...

Even after two centuries of technological progress, from early vertical kilns to today’s advanced dry-process systems, the core challenge remains: the high-temperature decomposition of calcium ...

Nevertheless, these strategies do not fundamentally reconfigure the calcium carbonate decomposition mechanism at the heart of cement chemistry, leaving the industry's substantial carbon footprint ...

School of Chemical Engineering, University of Science and Technology Liaoning, Anshan 114051, P. R. China School of Chemistry and Life Science, Anshan Normal University, Anshan 114007, P. R. China ...

Sister Wilhelmina Lancaster's body, exhumed in April 2023 after her 2019 death, was found remarkably well-preserved, showing no signs of decomposition. Despite being buried in an unsealed wooden ...

Because the study uses bags that are made of nylon, the mass loss of the bag after being in the soil for a while equals decomposition of plant material, mainly driven by microbes. In a united ...

Researchers have now unraveled the history of the mill complex using calcium carbonate deposits that are now stored in the Archaeological Museum of Arles. These deposits had formed towards the end ...

Understanding Singular Value Decomposition If you have a matrix A with dim = n, it is possible to compute n eigenvalues (ordinary numbers like 1.234) and n associated eigenvectors, each with n values.

Calcium carbonate is a common supplement for people with low calcium levels. It’s also useful as an antacid to manage uncomfortable digestive symptoms. Calcium carbonate (CaCO3) is a compound ...

Tropical waters, such as the Arabian sea, affect the decomposition of the body differently, meaning a weighted body will normally float to the surface after three or four days, exposing it to sea ...

"We propose that, within the dune, portions of the decayed trees progressively collapse and infill, and open holes are temporarily stabilized by the calcium-carbonate-rich cement. Further ...