'Guide Star' Enables Sodium Measurements
Researchers at Imperial College in London are employing adaptive optics technology to measure...
Mobile System Features Three Mass Spectrometry Techniques
There are few chemical species that cannot be identified through one or another of mass...
Machine Vision Has Eyes for Foul Fowl
With the rising concern over cholesterol, the demand for chicken now outpaces the demand for beef...
Engineering Emmys Presented
The National Academy of Television Arts and Sciences of New York recognized scientific...
Lidar Demonstrates Feature Discrimination
Scientists use remote-sensing techniques to characterize landform variation, to evaluate the health...
Spectra Determine Fruit Ripeness
If you have ever bought the "perfect" piece of fruit from the grocery store only to have it rot the...
FTIR Spectroscopy Detects Biohazards
With the recent anthrax attacks in the US, finding a means of detecting airborne biological agents...
Researchers Demonstrate Macroscopic Entanglement
With one experiment, researchers have heartened Star Trek fans and quantum computing enthusiasts. A...
Multispectral Imaging Monitors Coral
A study appearing in the Sept. 6 issue of Nature concludes that airborne multispectral imaging may...
Light-Reactive Coating Cleans Surfaces
If you shine ultraviolet light on a surface coated with titanium dioxide, a common white pigment in...
Recordable CDs Are Source of Gold Substrates
Hua-Zhong Yu isn't burning mixes of MP3s from Napster with his stacks of recordable CDs. An...
Optical Digital Signal Processor Boosts Speeds
A new approach to signal processing promises to reduce bottlenecks in telecommunications networks....
Bolometer Array Suitable for 350-µm Astronomy
Researchers at the Jet Propulsion Laboratory and California Institute of Technology in Pasadena,...
Nd:YAG Produces 53-mJ Green Light
It may not be easy being green, but researchers at Mitsubishi Electric Corp.'s Advanced Technology...
Xenon Source Offers Hemispheric Emission
A team at the University of Central Florida in Orlando has demonstrated a differential-pumping...
Unmanned Vehicles Fly by Light
By exploiting quantum mechanics, researchers at the Naval Research Laboratory in Washington have...
Ultrafast Setup Machines and Measures
Researchers at the University of Aarhus in Denmark have developed laser techniques for...
Quantum-Dot Detector Spots Submillimeter-Wave Photons
Doubling up can single out photons. A new submillimeter-wave detector promises the sensitivity to...
Simple Bulk Optic Offers Simple Beam Control
Bulk solid optics have helped circumvent the need to align multiple free-space optics within...
AlGaN/GaN Deposited on Silicon
Aixtron AG of Aachen, Germany, has announced that a research group has deposited III-V...
Laser Spectroscopy Refines Antiparticle Measurement
The existence of the antiproton was predicted in 1930 and confirmed experimentally in 1955. These...
Plasma Displays 0.12% Conversion Efficiency
Laser-induced plasmas have emerged as potential sources of soft x-rays and extreme-UV light for...
Photoinduced Reflectivity Creates Near-Field Probes
Transient-aperture probes generated with light promise high resolutions and near-video rates for...
Optical System Enables 2-D Scanning
In pursuit of new e-book technology, researchers have designed a novel optical system that scans in...
Nd:LuYLF Generates 4.5-ps Pulses
Solid-state lasers based on Nd:LuLF offer a wider spectral emission than those based on Nd:YLF,...