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Tuesday, June 21, 2011

ScienceDaily: Top Technology News

ScienceDaily: Top Technology News


Genius of Einstein, Fourier key to new computer vision that mimics how humans perceive 3-D shapes

Posted: 20 Jun 2011 01:13 PM PDT

Two new techniques for computer-vision technology mimic how humans perceive three-dimensional shapes by instantly recognizing objects no matter how they are twisted or bent, an advance that could help machines see more like people.

Scientists find simple way to produce graphene

Posted: 20 Jun 2011 01:13 PM PDT

Scientists say they have discovered a simple method for producing high yields of graphene, a highly touted carbon nanostructure that some believe could replace silicon as the technological fabric of the future. The researchers report on a new method that converts carbon dioxide directly into few-layer graphene (less than 10 atoms in thickness) by burning pure magnesium metal in dry ice.

Nanoparticles disguised as red blood cells will deliver cancer-fighting drugs

Posted: 20 Jun 2011 01:13 PM PDT

Researchers have developed a novel method of disguising nanoparticles as red blood cells, which will enable them to evade the body's immune system and deliver cancer-fighting drugs straight to a tumor.

'Smart materials' that make proteins form crystals to boost research into new drugs

Posted: 20 Jun 2011 01:12 PM PDT

Scientists have developed a new method to make proteins form crystals using "smart materials" that remember the shape and characteristics of the molecule.

Improving LED lighting

Posted: 20 Jun 2011 08:21 AM PDT

A new light-emitting diode (LED) light uses an array of LEDs 100 times smaller than conventional LEDs. The new device has flexibility, maintains lower temperature and has an increased life-span over existing LEDs.

Lab-on-chip sensing: New compact microspectrometer design achieves high resolution and wide bandwidth

Posted: 20 Jun 2011 07:38 AM PDT

Engineers have designed a new microspectrometer architecture using compact doughnut-shaped resonators. An 81-channel instrument achieved 0.6-nanometer resolution over a spectral range of more than 50 nanometers with a footprint less than one square millimeter.

Self-assembling electronic nano-components

Posted: 20 Jun 2011 06:49 AM PDT

Magnetic storage media such as hard drives have revolutionized the handling of information: huge quantities of data are magnetically stored while relying on highly sensitive electronic components. And data capacities are expected to increase further through ever smaller components. Researchers have now developed a nano-component based on a mechanism observed in nature.

Nearer to using methane as a raw material

Posted: 20 Jun 2011 06:48 AM PDT

Researchers have developed a methodology for transforming the simplest hydrocarbon, methane, into more complex organic molecules. The importance of the finding lies in the need to employ in the near future methane as a raw material in the chemical industry.

Mimicking nature at the nanoscale: Selective transport across a biomimetic nanopore

Posted: 20 Jun 2011 06:45 AM PDT

Researchers have established a biomimetic nanopore that provides a unique test and measurement platform for the way that proteins move into a cell's nucleus. In a new study, they report an artificial nanopore that is functionalized with key proteins which mimics the natural nuclear pore.

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