High-power white LEDs face the same problem that Michigan Stadium faces on game day—too many people in too small of a space. Of course, there are no people inside of an LED. But there are many electrons that need to avoid ...
Nanophysics
Nov 28, 2017
0
221
Russian scientists have discovered that the proportion of unstable particles in the composition of dark matter in the days immediately following the Big Bang was no more than 2 percent to 5 percent. Their study has been published ...
Astronomy
Dec 28, 2016
91
2101
Mathematical models are used to predict just about everything from traffic and weather to plant metabolism and industrial biotechnology.
Mathematics
Feb 22, 2016
0
20
Honeybees have been dying in record numbers, threatening the continued production of nutritious foods such as apples, nuts, blueberries, broccoli, and onions. Without bees to pollinate these crops, the environmental ecosystem—and ...
General Physics
Feb 17, 2016
5
744
When crunched, climate model numbers can fluctuate depending on which climate components are examined. To quantify this uncertainty, researchers at Pacific Northwest National Laboratory systematically identified six modeling ...
Earth Sciences
Aug 11, 2015
2
80
No one knows for sure, but it is not unlikely that the universe is constructed in a completely different way than the usual theories and models of today predict. The most widely used model today cannot explain everything ...
General Physics
Sep 4, 2013
25
2
EU-funded researchers applied nano-engineering to the creation and control of biological interfaces with natural and novel synthetic functionalities. The ultimate goal is the steering of cell function for use in stem cell-related ...
Bio & Medicine
Aug 14, 2012
0
0
Modeling biological systems can provide key insights for scientists and medical researchers, but periodic cycles that repeat themselves – so-called oscillatory systems – pose some key challenges. Researchers at ...
Computer Sciences
Mar 6, 2012
0
0
(PhysOrg.com) -- It's no surprise that humans the world over use more water, by volume, than any other material. But in second place, at over 17 billion tons consumed each year, comes concrete made with Portland cement. Portland ...
Materials Science
Dec 12, 2011
1
0
(PhysOrg.com) -- When squeezed, electrons increase their ability to move around. In compounds such as semiconductors and electrical insulators, such squeezing can dramatically change the electrical- and magnetic- properties.
General Physics
Feb 25, 2009
0
3
