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News articles about "Spectrum"

Dual-color lasers could lead to cheap and efficient LED lighting

A new semiconductor device capable of emitting two distinct colours has been created by a group of researchers in the US potentially opening up the possibility of using light emitting diodes LEDs universally for cheap ... - Read More

Researchers design nanometer-scale material that can speed up, squeeze light

Nanometer, Nanometer, Nanometer
In a process one researcher compares to squeezing an elephant through a pinhole researchers at Missouri University of Science and Technology have designed a way to engineer atoms capable of funneling light through ultra small ... - Read More

Researchers devise method for enhancing CEST MRI

Researchers at New York University and NYU Langone Medical Center have created a novel way to enhance MRI by reducing interference from large macromolecules that can often obscure images generated by current chemical exchange saturation ... - Read More

New material approach should increase solar cell efficiency

New material
When designing next generation solar energy conversion systems we must first develop ways to more efficiently utilize the solar spectrum explained Lane Martin whose research group has done just that Share This See Also Materials ... - Read More

Nanowires grown on graphene have surprising structure

Structure, Structure
When a team of University of Illinois engineers set out to grow nanowires of a compound semiconductor on top of a sheet of graphene they did not expect to discover a new paradigm of epitaxy ... - Read More

The Human Immune System in Space

When the space shuttle Atlantis touched down in the summer of 2011 at Cape Canaveral closing the book on the U S shuttle program a team of U S Army researchers stood at the ready ... - Read More

Revolutionary new device joins world of smart electronics: New flexible, transparent, photosensitive device

Smart electronics are taking the world by storm From techno textiles to transparent electronic displays the world of intelligent technology is growing fast and a revolutionary new device has just been added to its ranks ... - Read More

Technique unlocks design principles of quantum biology

Quantum, Quantum
University of Chicago researchers have created a synthetic compound that mimics the complex quantum dynamics observed in photosynthesis and may enable fundamentally new routes to creating solar energy technologies Engineering quantum effects into synthetic light ... - Read More

Molecular rings mystery solved after 20 years

Molecular, molecular
Although the double benzene molecule tried to reveal its structure in experiments in 1993 chemists at the time were unable to find an explanation for the spectral peaks they saw Now 20 years later Nijmegen ... - Read More

Diamond as a building material for optical circuits

Building, Diamond
The application of light for information processing opens up a multitude of possibilities However to be able to adequately use photons in circuits and sensors materials need to have particular optical and mechanical properties Researchers ... - Read More

Major Symposium on Arsenic Contamination in Food and Water Supplies

manufacturers stopped adding it to common household products ” Other speakers in the symposium focused on the ongoing problem of arsenic contamination in the 21st century Arsenic occurs naturally in elevated concentrations in the soil ... - Read More

American Chemical Society's Highest Honor Goes to Pioneer of "Lego-Like" Molecules

Peter J Stang Ph D distinguished professor of chemistry at the University of Utah and editor of the Journal of the American Chemical Society JACS has been named winner of the 2013 Priestley Medal by ... - Read More

Engineers enable 'bulk' silicon to emit visible light for the first time

Time, Silicon
Electronic computing speeds are brushing up against limits imposed by the laws of physics Photonic computing where photons replace comparatively slow electrons in representing information could surpass those limitations but the components of such computers ... - Read More

Breakthrough could lead to cheaper, more sustainable chemical production

Chemical, Chemical, chemical, chemical
A key advance newly reported by chemists from Brown and Yale Universities could lead to a cheaper and more sustainable way to make acrylate an important commodity chemical used to make materials from polyester fabrics ... - Read More

Los Alamos science sleuth on the trail of a Martian mystery

Science, Science
When it comes to examining the surface of rocks on Mars with a high powered laser five is a magic number for Los Alamos National Laboratory postdoctoral researcher Nina Lanza Share This See Also Nature ... - Read More

Molecular geometry, new field in the making

Molecular, molecular
Professor Deok Soo Kim of Hanyang University is working towards creating a new field called Molecular Geometry which provides geometrical solutions within the study of molecules Share This See Also Biochemistry Organic Chemistry Nanotechnology Mathematics ... - Read More

Cell on a chip reveals protein behavior: In the future, artifical cells may produce complex protein structures on demand

Protein, Protein, protein
For years scientists around the world have dreamed of building a complete functional artificial cell Though this vision is still a distant blur on the horizon many are making progress on various fronts Prof Roy ... - Read More

Intense terahertz pulses cause DNA damage but also induce DNA repair

Terahertz THz radiation a slice of the electromagnetic spectrum that occupies the middle ground between microwaves and infrared light is rapidly finding important uses in medical diagnostics security and scientific research As scientists and engineers ... - Read More

'Metasurfaces' to usher in new optical technologies

Optical, Optical
New optical technologies using metasurfaces capable of the ultra efficient control of light are nearing commercialization with potential applications including advanced solar cells computers telecommunications sensors and microscopes Share This See Also Optics Materials Science ... - Read More

Open software platform to bring down energy costs

Energy, Energy, Energy, energy, energy
Energy is getting more and more expensive and experts are predicting record electricity and heating prices A software platform promises to lighten the load for households and businesses by making it easier for consumers to ... - Read More
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