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Key: Meeting
Showing releases 651-675 out of 762. << < 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 > >>
Public Release: 7-Feb-2012
A bronze matryoshka doll: The metal in the metal in the metal Just like in the Russian wooden toy, a hull of 12 copper atoms encases a single tin atom. This hull is, in turn, enveloped by 20 further tin atoms. Professor Faessler's work group at the Technische Universitaet Muenchen was the first to generate these spatial structures built up in three layers as isolated metal clusters in alloys. With their large surfaces these structures can serve as highly efficient catalysts. Contact: Dr. Andreas Battenberg Public Release: 7-Feb-2012
First industrial-scale foam forming research environment for forest sector Foam-forming technology gives exciting opportunities to develop new recyclable and lightweight wood fiber products. It also gives a possibility to decrease raw material and production costs remarkably compared to recent technology. VTT Technical Research Centre of Finland, together with industry, has started setting up a new pilot scale technology platform for foam-forming applications. Contact: Janne Poranen Public Release: 7-Feb-2012
Nanoshell whispering galleries improve thin solar panels Engineers at Stanford have created photovoltaic nanoshells that harness a peculiar physical phenomenon to better trap light in the solar materials. The results could dramatically improve the efficiency of thin-film solar cells while reducing their weight and cost. Contact: Andrew Myers Public Release: 6-Feb-2012
The right recipe: Engineering research improves laser detectors, batteries A Kansas State University researcher is developing new ways to create and work with carbon nanotubes -- ultrasmall tubes that look like pieces of spaghetti or string. These carbon nanotubes have the perfect ingredients for improving laser detectors and rechargeable batteries. Contact: Gurpreet Singh Public Release: 6-Feb-2012
Nanorod-assembled order affects diffusion rate and direction Georgia Tech professor Rigoberto Hernandez studied the movements of a spherical probe amongst static nanorods. He found that the particles sometimes diffused faster in a nematic environment than in a disordered environment. That is, the channels left open between the ordered nanorods don't just steer nanoparticles along a direction, they also enable them to speed right through. Contact: Jason Maderer Public Release: 6-Feb-2012
The butterfly effect in nanotech medical diagnostics Tiny metallic nanoparticles that shimmer in the light like the scales on a butterfly's wing are set to become the color-change components of a revolutionary new approach to point-of-care medical diagnostics, according to a study published in International Journal of Design Engineering. Contact: Thomas Schalkhammer Public Release: 5-Feb-2012
Stanford engineers weld nanowires with light At the nano level, researchers at Stanford have discovered a new way to weld together meshes of tiny wires. Their work could lead to exciting new electronics and solar applications. To succeed, they called upon plasmonics. Contact: Andrew Myers Public Release: 2-Feb-2012
UT biosolar breakthrough promises cheap, easy green electricity A professor of biochemistry, cellular and molecular biology, at the University of Tennessee, Knoxville, and a team of researchers have developed a system that taps into photosynthetic processes to produce efficient and inexpensive energy. Contact: Whitney Heins Public Release: 2-Feb-2012
New investment aims to establish the UK as a global graphene research hub Today sees the announcement of full details of how an additional £50 million will be spent to keep the UK at the forefront of research into 'wonder material' graphene. 200 times stronger than steel yet less than an atom thick, graphene is the strongest and thinnest material ever measured, and also the world's most conductive material. It has a wide range of potential uses, including electronics, flexible touch screens, sensors and in composite materials. Contact: EPSRC Press Office Public Release: 2-Feb-2012
Graphene electronics moves into a third dimension Wonder material graphene has been touted as the next silicon, with one major problem – it is too conductive to be used in computer chips. Now scientists from the University of Manchester have given its prospects a new lifeline. Contact: Daniel Cochlin Public Release: 1-Feb-2012
Self-assembling nanorods: Berkeley Lab researchers obtain 1-, 2- and 3-D nanorod arrays and networks Berkeley Lab researchers have developed a relatively fast, easy and inexpensive technique for inducing nanorods to self-assemble into aligned and ordered macroscopic structures. This technique should enable more effective use of nanorods in solar cells, magnetic storage devices and sensors, and boost the electrical and mechanical properties of nanorod-polymer composites. Contact: Lynn Yarris Public Release: 1-Feb-2012
Nano-oils keep their cool Rice University scientists have created a nano-infused oil that could greatly enhance the ability of devices as large as electrical transformers and as small as microelectronic components to shed excess heat. Contact: David Ruth Public Release: 31-Jan-2012
Ultra-fast photodetector and terahertz generator Photodetectors made from graphene can process and conduct light signals as well as electric signals extremely fast. Within picoseconds the optical stimulation of graphene generates a photocurrent. Until now, none of the available methods were fast enough to measure these processes in graphene. Scientists at the Technische Universitaet Muenchen now developed a method to measure the temporal dynamics of this photo current. Furthermore they discovered that graphene can emit terahertz radiation. Contact: Dr. Andreas Battenberg Public Release: 31-Jan-2012
ORNL microscopy reveals 'atomic antenna' behavior in graphene Atomic-level defects in graphene could be a path forward to smaller and faster electronic devices. Contact: Morgan McCorkle Public Release: 31-Jan-2012
Perfect nanotubes shine brightest A painstaking study by Rice University has brought a wealth of new information about single-walled carbon nanotubes through analysis of their fluorescence. The researchers found that the brightest nanotubes of the same length show consistent fluorescence intensity, and the longer the tube, the brighter. Contact: David Ruth Public Release: 30-Jan-2012
Research at Rice University leads to nanotube-based device for communication, security, sensing Researchers at Rice University are using carbon nanotubes as the critical component of a robust terahertz polarizer that could accelerate the development of new security and communication devices, sensors and noninvasive medical imaging systems as well as fundamental studies of low-dimensional condensed matter systems. Contact: David Ruth Public Release: 30-Jan-2012
Reducing ion exchange particles to nano-size shows big potential Researchers at the US Department of Energy's Savannah River National Laboratory have successfully shown that they can replace useful little particles of an ion exchange material with even tinier nano-sized particles, making them even more useful for a variety of applications. Contact: Angeline French Public Release: 30-Jan-2012
Bright lights of purity Berkeley Lab researchers have discovered why a promising technique for making quantum dots and nanorods has so far been a disappointment. Better still, they've also discovered how to correct the problem. Contact: Lynn Yarris Public Release: 30-Jan-2012
Rice professor's nanotube theory confirmed The Air Force Research Laboratory in Dayton, Ohio, has experimentally confirmed a theory by Rice University Professor Boris Yakobson that foretold a pair of interesting properties about nanotube growth: That the chirality of a nanotube controls the speed of its growth, and that armchair nanotubes should grow the fastest. Contact: David Ruth Public Release: 27-Jan-2012
UT researchers' innovation addresses major challenge of drug delivery A new physical form of proteins developed by researchers at the University of Texas at Austin could drastically improve treatments for cancer and other diseases, as well as overcome some of the largest challenges in therapeutics: Delivering drugs to patients safely, easily and more effectively. Contact: Melissa Mixon Public Release: 27-Jan-2012
MSU technology spin-out company to market portable biohazard detection A new company formed around Michigan State University nanotechnology promises to move speedy detection of deadly pathogens and toxins from the laboratory directly to the field. Food contamination and other biohazards present a growing public health concern, but laboratory analysis consumes precious time. The company, nanoRETE, will develop and commercialize an inexpensive test for handheld biosensors to detect a broad range of threats such as E. coli, Salmonella, anthrax and tuberculosis. Contact: Sandy Cameron Public Release: 26-Jan-2012
Rap music powers rhythmic action of medical sensor The driving bass rhythm of rap music can be harnessed to power a new type of miniature medical sensor designed to be implanted in the body. Contact: Emil Venere Public Release: 26-Jan-2012
Supermaterial goes superpermeable Wonder material graphene has revealed another of its extraordinary properties -- University of Manchester researchers have found that it is superpermeable with respect to water. Contact: Daniel Cochlin Public Release: 24-Jan-2012
Bilayer graphene works as an insulator A research team led by physicists at the University of California, Riverside has identified a property of "bilayer graphene" that the researchers say is analogous to finding the Higgs boson in particle physics. The physicists found that when the number of electrons on the BLG sheet is close to 0, the material becomes insulating – a finding that has implications for the use of graphene as an electronic material in the semiconductor and electronics industries. Contact: Iqbal Pittalwala Public Release: 23-Jan-2012
Water sees right through graphene A new study by scientists at Rice University and Rensselaer Polytechnic Institute has determined that gold, copper and silicon get just as wet when clad by a single continuous layer of graphene as they would without. Contact: David Ruth
Showing releases 651-675 out of 762. << < 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 > >>
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