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Content by R_Colin_Johnson
Member Since: June 18, 2009
Blog Posts: 1997
Posts: 1034

posted in April 2005

10 items
Quantum encryption enters product phase
News & Analysis  
4/28/2005   Post a comment
Network security systems that rely on the laws of quantum mechanics to create hack-proof networks are arriving in the form of practical products that are easily integrated into optical networks.
Nanoscience makes this chemist see green
News & Analysis  
4/25/2005   Post a comment
A pioneer in green nanotechnology, University of Oregon professor James Hutchison proposes creating safety-approved nanoscale building blocks - nanoparticle lines and arrays - that would integrate smoothly with existing silicon chip-processing steps. Hutchison is the director of the Materials Science Institute on the university's Eugene campus. Brooks-Cole last year published his book Green Organic Chemistry: Strategies, Tools and Laboratory Experiments.
Wireless captions empower the deaf
News & Analysis  
4/25/2005   Post a comment
For more than a quarter-billion of the world's people-including upward of 28 million in the United States-sporting events lack an announcer's commentary and modern multiplexes show only silent movies.
Researchers grow self-aligned nanotubes
News & Analysis  
4/21/2005   Post a comment
Engineers at Case Western Reserve University have demonstrated how to grow carbon nanotubes exactly where designers want them -- self-aligned across a wafer.
Self-assembling organic semiconductors reported
News & Analysis  
4/11/2005   Post a comment
Israeli researchers have taken a page from nature's book to create self-assembling organic semiconductors.
For high-tech control, the eyes (and hands) have it
News & Analysis  
4/11/2005   Post a comment
Safety, security and ease of use were on the minds of the more than 1,900 engineers and scientists who gathered here last week at CHI 2005, the computer-human interfaces conference, to review progress in such technologies as eye-tracking interfaces and simplified manual controls for handhelds.
Bomb sniffers sharpen nose
News & Analysis  
4/4/2005   Post a comment
A modified capacitive transimpedance amplifier promises to increase the sensitivity of airport explosives detectors one thousandfold, making it possible for handheld devices to sniff the air around baggage and passengers without delaying departures.
Team's vision: robotic carts to aid blind shoppers
News & Analysis  
4/4/2005   Post a comment
Robotic carts may soon be available to assist the visually impaired in stores and other public venues, such as airports, by reading RF identification tags to guide users to products or service counters.
EEs take optical aim at ultrawideband RF
News & Analysis  
4/4/2005   Post a comment
An electrical engineer from Purdue University claims that his team has developed the first all-optical method of generating ultrawideband signals.
Nanotech sparks fuel research
News & Analysis  
4/4/2005   Post a comment
Using the National Synchrotron Light Source at Brookhaven National Laboratory, researchers have characterized cerium oxide (ceria) nanoparticles to reveal how the particles might more efficiently clean emissions from fossil-fuel exhaust as well as efficiently produce hydrogen for use as a zero-emission fuel.

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