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Scientific American
April 18, 2005
Charles Q. Choi |
Qubit Twist Bending nanotubes as mechanical quantum bits.   |
Science News
April 9, 2005
Ivars Peterson |
Sosa's Corked Bat How does a corked bat help a hitter? Actually, there's little scientific evidence that corking a bat actually makes much of a difference. But that didn't stop the rousing controversy that surrounded Major League Baseball's Sammy Sosa in June, 2003. |
Technology Research News
April 6, 2005
Eric Smalley |
Scheme Reverses Light Pulses Researchers have developed a method for accurately time-reversing electromagnetic pulses, making it possible to receive a light pulse and return a replica of exactly the same size, shape and wavelength. |
Technology Research News
April 6, 2005 |
Water Shifts Rubber's Shape Researchers have developed a material that can be shaped, but changes back to a permanent shape when immersed in water. |
Technology Research News
April 6, 2005 |
Interference Scheme Sharpens Focus Researchers have found a way to improve the resolution of lithographic systems that could extend the lifetime of the manufacturing technique. Their proof-of-principal experiments show that the technique improves resolution by three times. |
Technology Research News
April 6, 2005 |
System Forms Light Necklace Researchers who are working with soliton clusters have come a step closer to all-optical computing. They have showed that it is possible to contain a lightwave as a soliton necklace -- a standing wave of light arranged as a ring of bright spots. |
Technology Research News
April 6, 2005 |
Trapped Light Pulses Interact Researchers at Harvard University have showed that light pulses can be trapped and held in a rubidium vapor and made to interact with one another. The method could eventually be used in quantum cryptographic and quantum computing schemes. |
Technology Research News
April 6, 2005 |
Optics Demo Does Quantum Logic Researchers from the University of Science and Technology of China and the University of Heidelberg in Germany have demonstrated a method of using four photons to form a logic gate that can be used for quantum computing. |
Technology Research News
March 23, 2005 |
Tiny crystals adjust laser colors It is possible to use a relatively inexpensive material to split and combine lightwaves to change the color of a light signal. |
Technology Research News
March 9, 2005 |
Material Promises Denser DVDs Researchers have found a way to use electron beams to read, write and erase bits. The technology could lead to high-speed, ultrahigh density storage media; the material at the heart of the technology could also be used in solar cells. |
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