When a piece of metal is cooled down, it becomes easier for electrons to move through the material. Therefore, the electrical resistance of a metal normally decreases with lower temperatures. However, in the presence of magnetic ...
General Physics
Jan 25, 2013
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(Phys.org)—Using ultrafast X-rays, scientists for the first time have watched how quickly electrons hop their way through rust nanoparticles.
Condensed Matter
Dec 24, 2012
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(Phys.org)—Humans venturing beyond Earth orbit deeper into space face increased exposure to cosmic radiation, so ESA has teamed with Germany's GSI particle accelerator to test potential shielding for astronauts, including ...
Space Exploration
Oct 10, 2012
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Scientists from the Faculty of Biology and Biotechnology at the RUB have published a report in the Journal of Biological Chemistry explaining why enzymes used for the production of hydrogen are so sensitive to oxygen. In ...
Biochemistry
Oct 12, 2011
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(Phys.org)—Supernovae, the explosive deaths of massive stars, are among the most momentous events in the cosmos because they disburse into space all of the chemical elements that were produced inside their progenitor stars, ...
Astronomy
Sep 18, 2012
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