ScienceDaily: Top Technology News |
Engineers design autonomous robot that can open doors, find wall outlet to recharge Posted: 09 Nov 2021 04:32 PM PST |
Global river database documents 40 years of change Posted: 09 Nov 2021 10:54 AM PST |
Hidden behavior of supercapacitor materials Posted: 09 Nov 2021 09:05 AM PST |
AI behind deepfakes may power materials design innovations Posted: 09 Nov 2021 09:05 AM PST |
Scientists invent ‘smart’ window material that blocks rays without blocking views Posted: 09 Nov 2021 09:03 AM PST |
Long-term carbon dioxide emissions from cement production can be drastically reduced Posted: 09 Nov 2021 09:03 AM PST Concrete is very versatile, inexpensive, literally hard, and can be cast into almost any shape. It consists, in principle, only of sand, gravel, water, and the binder cement. The latter is made by the calcination of lime, clay, and some other components, and forms stable calcium silicate hydrates during hardening, which are responsible for the properties of concrete. However, the problem lies precisely in the calcination of lime, because for every molecule of calcium oxide produced, the so-called 'burnt lime' or 'quicklime', one molecule of the greenhouse gas carbon dioxide is released. For an annual world production of around 4.5 billion tons of cement, this is translated into 2.7 billion tons of carbon dioxide. |
Biodiversity ‘time machine’ uses artificial intelligence to learn from the past Posted: 09 Nov 2021 09:03 AM PST |
How monitoring quantum Otto engine affects its performance Posted: 09 Nov 2021 09:03 AM PST |
Posted: 09 Nov 2021 09:03 AM PST |
New method to predict stress at atomic scale Posted: 09 Nov 2021 09:03 AM PST |
An innovative imaging technique for dynamic optical nanothermometry Posted: 09 Nov 2021 05:50 AM PST |
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