The low emission zone in Leipzig was established in March 2011, allowing only diesel vehicles of Euro4 and higher with few exceptions. The ban of older vehicles and subsequent modernization of the car fleet resulted in slightly ...
Environment
Dec 21, 2017
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14
Jon Thompson seeks to discover how the composition and morphology of particles affects their ability to absorb or reflect light, thus warming or cooling the climate.
Earth Sciences
Dec 15, 2017
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7
(Phys.org)—An international team of researchers has conducted an experiment that shows that the arrow of time is a relative concept, not an absolute one. In a paper uploaded to the arXiv server, the team describe their ...
For the first time in the U.S., time-resolved small-angle x-ray scattering (TRSAXS) is used to observe ultra-fast carbon clustering and graphite and nanodiamond production in the insensitive explosive Plastic Bonded Explosive ...
Materials Science
Nov 6, 2017
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3
Animal excrements and parts of dead organisms constantly sink from the surface of the oceans towards the deep sea. This particle flow plays an important role in the global carbon cycle and consequently for the climate. Little ...
Earth Sciences
Oct 11, 2017
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8
When ethanol prices at the pump rise for whatever reason, it becomes economically advantageous for drivers of dual-fuel vehicles to fill up with gasoline. However, the health of the entire population pays a high price. Substitution ...
Environment
Aug 29, 2017
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12
Fuels that are produced from nonpetroleum-based biological sources may become greener and more affordable, thanks to research performed at the University of Illinois' Prairie Research Institute that examines the use of a ...
Materials Science
Aug 25, 2017
3
173
Phase transitions include common phenomena like water freezing or boiling. Similarly, quantum systems at a temperature of absolute zero also experience phase transitions. The pressure or magnetic field applied to such systems ...
Quantum Physics
May 29, 2017
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19
Coating chimney flues and diesel exhaust pipes, black carbon leaves a sooty footprint on Earth. But how to track its travel through the atmosphere?
Earth Sciences
May 17, 2017
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6
New laser technology is allowing MBARI scientists to look into the structure of giant larvaceans-tadpole-like marine animals that are important players in ocean ecosystems. In a recent paper in Science Advances, MBARI researchers ...
Earth Sciences
May 3, 2017
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