Physics
- Coherent Radiation Laser Modifies Optical Shutter- Without Heat
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It’s a rare case of all light and no heat: A new study reports that a laser can be used to switch a film of vanadium dioxide back and forth between reflective and transparent states without heating or cooling it. It is one of the first cases that scientist ...
Article - News Staff - Dec 6 2007 - 10:27pm
- Laser Light Experiment May Help Make Cleaner Diesel
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Measuring soot formation in a diesel engine is far from easy because the turbulent environment in the combustion cylinder means no two combustion cycles are the same. Furthermore, the measurements are difficult to reproduce as the pressure at which fuel is ...
Article - News Staff - Dec 7 2007 - 11:24am
- The Mystery Of Our Sun's Heat
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Imagine you are sitting around a campfire. If you move closer to the fire you get hotter. If you move awayy ou get cooler. Pretty basic, right? Our closest star, the sun, doesn't follow those rules. As you move away from the solar surface, into the su ...
Article - News Staff - Dec 10 2007 - 1:09pm
- Protecting Astronauts On The Moon With Earth's Magnetic Shield
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It has been 35 years since humans last walked on the moon, but there has been much recent discussion about returning, either for exploration or to stage a mission to Mars. ...
Article - News Staff - Dec 11 2007 - 10:39am
- Fibrils: Maybe Nature's Super-Strong Plastic Replacement?
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Their day job is to keep trees upright but the forest's tiniest building blocks could soon be on their way into future products. Imagine a packaging material that also kills bacteria. Or a disposable duvet cover that keeps infection away when you are ...
Article - News Staff - Dec 13 2007 - 6:30am
- Physics: Accurately Defining The Ampere
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Researchers at Low Temperature Laboratory and Laboratory of Physics (TKK) and at University of Stony Brook (New York) have potentially solved the problem of accurately defining the ampere. The group has developed a frequency to current converter, the accur ...
Article - News Staff - Dec 13 2007 - 9:30am
- CERN Press Release Discusses LHC, Mentions Delays Way Down At The Bottom
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If you do a search here on the LHC, you find all kinds of news articles. The LHC was completed in April, except it wasn't, and parts broke, or were still being designed and testing will be delayed, except it's unimportant and it will still be the ...
Article - News Staff - Mar 29 2008 - 11:58am
- Invisibility Advance- 3D Cloaking Metamaterial In Optical Range Created
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Researchers stunned the world when they announced a cloaking device for the microwave range. This device made use of metamaterials that had a negative refractive index for electromagnetic radiation. The metamaterials were carefully designed split-ring reso ...
Article - News Staff - Dec 17 2007 - 12:37pm
- Metal Memory Foam Can Deform 10 Percent And Remembers Its Shape
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In the world of commercial materials, lighter and cheaper is better- especially when coupled with superior strength and special properties such as a material's ability to remember its original shape after it's been deformed by a physical or magne ...
Article - News Staff - Dec 18 2007 - 7:10pm
- Next Generation RAM: Remembering The Future
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As electronics designers cram more and more components onto each chip, current technologies for making random-access memory (RAM) are running out of room. European researchers have a strong position in a new technology known as resistive RAM (RRAM) that co ...
Article - News Staff - Dec 29 2007 - 10:19am