News articles tagged with 'optical'
Small optical force can budge nanoscale objects
— 18 Nov 2009 12:20 | TechnologyWith a bit of leverage, Cornell researchers have used a very tiny beam of light with as little as 1 milliwatt of power to move a silicon structure up to 12 nanometres. That's enough... — full story
Pushing light beyond its known limits
— 15 Nov 2009 16:16 | TechnologyScientists at the University of Adelaide have made a breakthrough that could change the world's thinking on what light is capable of... — full story
Quantum gas microscope offers glimpse of quirky ultracold atoms
— 5 Nov 2009 12:08 | TechnologyPhysicists at Harvard University have created a quantum gas microscope that can be used to observe single atoms at temperatures so low the particles follow the rules of quantum mechanics,... — full story
3-D system based on optical fibre could provide new options for photovoltaics
— 3 Nov 2009 11:08 | TechnologyConverting sunlight to electricity might no longer mean large panels of photovoltaic cells atop flat surfaces like roofs... — full story
Scientists build first 'frequency comb' to display visible 'teeth'
— 30 Oct 2009 10:24 | TechnologyFinally, an optical frequency comb that visibly lives up to its name. Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology (NIST)... — full story
Concurrent imaging of metabolic and electric signals in the heart
— 26 Oct 2009 15:58 | HealthCardiac rhythm disorders can result from disturbances in cardiac metabolism. These metabolic changes are tightly linked with specific cardiac electrophysiology (CEP) abnormalities,... — full story
Smallest nanoantennas for high-speed data networks
— 21 Oct 2009 11:23 | TechnologyMore than 120 years after the discovery of the electromagnetic character of radio waves by Heinrich Hertz, wireless data transmission dominates information technology. Higher and higher... — full story
ORMatE returns to NRL after nearly 2 years in Earth orbit
— 30 Sep 2009 14:59 | TechnologyCompleting an 18-month mission orbiting the Earth more than 6,000 times on-orbit the International Space Station (ISS), the Optical Reflector Material Experiment (ORMatE-1) returns... — full story
Diamonds are a laser's best friend
— 19 Sep 2009 11:30 | TechnologyTomorrow's lasers may come with a bit of bling, thanks to a new technology that uses man-made diamonds to enhance the power and capabilities of lasers. Researchers in Australia have... — full story
Graphene and gallium arsenide: Two perfect partners find each other
— 16 Sep 2009 14:31 | TechnologyIt is the marriage of two top candidates for the electronics of the future, both eccentric and extremely interesting: Graphene, one of the partners, is an extremely thin fellow and... — full story