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Jet Engine Tech Used in LED Bulb Prototype
NISKAYUNA, N.Y., Nov. 1, 2010 — Novel cooling technologies used to improve the power and efficiency of jet engines has been used to reduce the heat transfer rate and the number of chips in an LED bulb. A 1500-lumen LED bulb was successfully demonstrated using the technique, addressing one of the key barriers to more widespread adoption of such bulbs for general lighting.
Multiwavelength spectroscopy improves semiconductor quality
BOULDER, Colo. – A highly sensitive spectral measurement technique has been extended from biomedical breath analysis to industrial detection of impurities in semiconductor gases, according to a group from JILA, a joint institute of the National Institute of...
Nanosight Used to Study DNA
SALISBURY, England, Nov. 1, 2010 — The Department of Biomedical Engineering at Johns Hopkins University School of Medicine is using the NanoSight LM10-HS, a nanoparticle tracking analysis technique, to study self-assembled polymer/DNA particles for drug delivery. The main...
New color filter could spell “grate” success for future displays
ANN ARBOR, Mich. – Scientists are seeking to commercialize a new type of color filter that they claim could be a step toward more efficient, smaller and higher definition display screens. The filter can be integrated into current LCD technologies to increase...
Tiny antennas squeeze light for better biosensors
EVANSTON, Ill. – A new class of biosensors could be at hand, according to Northwestern University researchers. They constructed composite metal-dielectric-metal nanoantennas on the facet of a quantum cascade laser, thereby boosting the incident optical field...
Tiny laser: Big challenge
CAMBRIDGE, Mass. – Since the invention of lasers 50 years ago, some scientists have worked to make the new versions bigger and more powerful, while others have been in pursuit of smaller and more efficient models. Now, a group of scientists at Harvard University and...
H2O May Hold Answer to Graphene Nanoelectronics
TROY, N.Y., Oct. 29, 2010 — Researchers at Rensselaer Polytechnic Institute developed a new method for using water to tune the band gap of the nanomaterial graphene, opening the door to new graphene-based transistors, nanoelectronics, nanophotonics and other applications. ...
IR Telescope Images Buckyballs in Space
WASHINGTON, Oct. 28 , 2010 — Using NASA’s Spitzer Space Telescope, astronomers have discovered an enormous amount of buckyballs in space. They used the infrared observatory to find the little carbon spheres throughout the Milky Way galaxy — in the space between...
NIST Sensor Detects Heartbeat
GAITHERSBURG, Md., Oct. 28, 2010 — Researchers from the National Institute of Standards and Technology (NIST) and the German national metrology institute have used NIST’s miniature atom-based magnetic sensor to successfully track a human heartbeat, confirming the device’s...
Research Bridges Light and Smell
COLD SPRING HARBOR, N.Y., Oct. 28, 2010 — Research Bridges Light and Smell COLD SPRING HARBOR, N.Y., Oct. 28, 2010 — A team co-led by neuroscientists at Cold Spring Harbor Laboratory (CSHL) has shed light — literally — on circuitry underlying the olfactory system in...
Sterilizing with Fluorescent Light
WASHINGTON, Oct. 28, 2010 — The prevalence of methicillin-resistant Staphylococcus aureus (MRSA) infections is well-known, causing an estimated 19,000 deaths yearly in the US and $3 billion to $4 billion in health care costs. What is less well-known is that this increased...
Leti Advance Enables More Efficient Optoelectronics
GRENOBLE, France, Oct. 27, 2010 — CEA-Leti, a European research and development institute in the field of silicon photonics technology, announced that it has demonstrated the efficient integration of silicon photonic devices with fully complementary metal-oxide semiconductor...
Online Atlas Shows Brain in Sharp Detail
DURHAM, N.C., Oct. 27, 2010 — Highly detailed magnetic resonance images (MRI) of a mammalian brain are now available to researchers in a free, online atlas of an ultra-high-resolution mouse brain, thanks to work at the Duke Center for In Vivo Microscopy. The image on the...
Trapping Charged Particles with Laser Light
GARCHING, Germany, Oct. 27, 2010 — In the past decades, setups for trapping single particles have played a key role in high precision quantum measurements because they allow for an ultimate control of all important experimental parameters. However, until now scientists had to choose...
Copernicus Project Developing Photonic Crystal Technology
NEUILLY-SUR-SEINE, France, Oct. 26, 2010 — European scientists and engineers have joined forces to pursue a visionary concept to employ photonic crystals for ultrafast signal processing with integrated optical circuits. The Copernicus project, which runs until the end of 2012, has...
IR Tech Displayed in IFV Systems
PARIS and VEUREY-VOROIZE, France, Oct. 26, 2010 — Sofradir and its subsidiary, ULIS, announced that IR technologies from both firms will be on display on a Nexter VBCI, a French infantry fighting vehicle (IFV), at AUSA, in Washington, DC, today through Wednesday, October 27. Sofradir is a maker of...
Surprising Gases in Moon Impact Plume
GREENBELT, Md, Oct. 26, 2010 — NASA's Lunar Reconnaissance Orbiter (LRO) and its sophisticated suite of instruments have determined that hydrogen, mercury and other volatile substances are present in permanently shaded soils on the Moon, according to a paper published in the Oct....
Tabletop Source of High Power Coherent X-rays
LONDON, Oct. 26, 2010 — A tabletop instrument that produces synchrotron X-rays, whose energy and quality rivals that produced by some of the largest X-ray facilities in the world, has been created by researchers from Imperial College London, the University of Michigan and...
1st Successful Ignition Experiment at NIF
WASHINGTON, Oct. 25, 2010 — The National Nuclear Security Administration (NNSA) and Lawrence Livermore National Laboratory (LLNL) announced that the National Ignition Facility (NIF) recently completed its first integrated ignition experiment. In the test, the 192-beam laser...
Faster, Less Damaging Cell Imaging
GAITHERSBURG, Md., Oct. 25, 2010 — Recently published research performed at the National Institute of Standards and Technology (NIST) may breathe new life into the use of a powerful, if tricky, diagnostic technique for cell biology. The paper, which is to be presented in the...
Hybrid Halogen-CFL Light Bulb Unveiled
CLEVELAND, Oct. 25, 2010 — A new hybrid incandescent-shaped light bulb that combines the instant brightness of halogen technology with the energy efficiency and longer rated life of compact fluorescent (CFL) technology, will be hitting the market in 2011, said GE Lighting. ...
Spectra-Physics Veteran Joins Heason Technology
BROADBRIDGE HEATH, England, Oct. 25, 2010 — Heason Technology, a motion control and systems specialist, announced the appointment of Jason Breslin to head up its technical sales teams as part of the company’s continued strategy to strengthen its applications engineering capability for...
The Science of Lasers and Skin Rejuvenation
EINDHOVEN, The Netherlands, Oct. 25, 2010 — Laser treatment has become common practice for beauticians and dermatologists who use laser pulses to introduce heat into the skin, which promotes skin cells to produce more collagen – the protein that gives skin its firmness and elasticity....
Birth and Growth of Nanocrystals Observed
ARGONNE, Ill., Oct. 22, 2010 — For the first time scientists have been able to watch nanoparticles grow from the earliest stages of their formation. Nanoparticles’ performance depends on their structure, composition and size, which is why researchers aim to develop ways to...
Tracking Device Fits on the Head of a Pin
TEL AVIV, Oct 22, 2010 — Optical gyroscopes, also known as rotation sensors, are widely used as navigational tools in vehicles from ships to airplanes, measuring the rotation rates of a vehicle on three axes to evaluate its exact position and orientation. Koby Scheuer of...

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