Search results for SoC

Nanomaterials Dec 7, 2010

Researchers improve efficiency of low-cost solar cells

(PhysOrg.com) -- As part of the recent progress in improving solar cells for widespread use, researchers from Purdue University have designed solar cells made of low-cost, abundant materials that are easily scalable and very ...

Materials Science Nov 5, 2010

Engineered yeast could produce low-cost plastics from renewable resources

(PhysOrg.com) -- With the goal to reduce our dependence on fossil fuels, scientists are looking for alternative methods to produce plastics that are based on renewable oils. In a new study, scientists have developed a method ...

Materials Science Oct 1, 2010

Crystal cantilever lifts objects 600 times its own weight (w/ Video)

(PhysOrg.com) -- For a long time, scientists have been trying to transform the collective movements of tiny molecules into useful mechanical work. With this goal in mind, a team of researchers from Japan has developed a crystal ...

Nanomaterials May 7, 2010

Silicon nanohole solar cells aim to make photovoltaics cost-competitive

(PhysOrg.com) -- Due to the increasing demand for renewable energy sources, photovoltaic solar cells have advanced significantly over the past decade. Since 2002, photovoltaic production worldwide has been doubling every ...

Biochemistry May 6, 2010

'Smart' wound dressings could identify and destroy infection-causing bacteria

(PhysOrg.com) -- Although bacterial infection as a clinical problem was reportedly defeated with the widespread use of antibiotics in the 1950s, its re-emergence over the last few decades has persuaded researchers to develop ...

Nanomaterials Mar 25, 2010

Conical nanocarbon structures could lead to flexible, transparent field emission displays

(PhysOrg.com) -- During the past several years, researchers have used carbon nanotubes and nanofibers to fabricate a variety of transparent, flexible devices, such as OLEDs, transistors, and solar cells. But the development ...

Materials Science Jan 7, 2010

Scientists Investigate How Fireflies Emit Different Colors of Light

(PhysOrg.com) -- There are more than 2,000 species of fireflies around the world, many of which are best known for their bioluminescence. Fireflies, which are not flies but beetles, produce flashes of light in order to communicate ...

Materials Science Oct 30, 2009

Porphyrin Dimers Increase Efficiency of Dye-Sensitized Solar Cells

(PhysOrg.com) -- Porphyrins are most commonly thought of as the pigment in red blood cells, but now scientists have found that porphyrins can also be used to increase the efficiency of an inexpensive type of solar cell. In ...

Bio & Medicine Sep 8, 2009

Scientists Build Nanostructures out of Single DNA Strands

(PhysOrg.com) -- With its unique double-helical structure, DNA has the ability to be used as a programmable building material to construct designer nanoscale architectures. Complex DNA architectures could have a variety of ...

General Physics Nov 20, 2008

How Time-Traveling Could Affect Quantum Computing

(PhysOrg.com) -- If space-time were constructed in such a way that you could travel back in time, it would create some pretty strange effects. One of these oddities, as many people know, is the “grandfather paradox.” ...

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