Quantum-Dot Lasers Produce >5 mW
Researchers at Universitat Wurzburg in Germany have demonstrated InAs/GaInAs quantum-dot lasers...
Laser Deposits ITO on Flexible Substrate
A team of researchers at the Naval Research Laboratory in Washington has grown thin films of indium...
Motorola Grows GaAs on Silicon
TEMPE, Ariz. -- While III-V semiconductors have revolutionized electronics and photonics, the...
Single-Photon Detector Flashes Faster
ROCHESTER, N.Y. -- Photodetectors typically require high gain to respond to the energy of a single...
Fine Structure Constant, Speed of Light Varied with Time
In 1937, physicist Paul A.M. Dirac suggested that the fine structure constant, which defines the...
Laser Enables Precision Arc Welding
COLUMBUS, Ohio -- Welding is big business. Approximately $2 billion and $600 million are spent...
Double the Light, Double the Spectra
BURGOS, Spain -- Spectroelectrochemistry offers researchers a peek into numerous material...
Quantum Dots Optically Code Biomolecules
A fluorescence micrograph of quantum dots emitting single-color signals at 484, 508, 575 and 611 nm...
Autofocus Glasses Under Development
ROANOKE, Va. -- As we age, the lenses in our eyes lose their flexibility. Eventually, most of us...
Lasers Deposit MgB2
COLLEGE PARK, Md. -- High-temperature superconductors have been around for 15 years, but the...
Dash Lasers Exhibit Room-Temperature Operation
Researchers at the University of New Mexico in Albuquerque have fabricated quantum-dash lasers of...
Corning, Xanoptix Display 3.125-Gb/s-Per-Channel Transceiver
Corning Inc. of Corning, N.Y., and Xanoptix Inc. of Merrimack, N.H., have achieved data rates of...
Laser Yields Tiny Bubbles of Boron
IBARAKI, Japan -- Don Ho is known for his "Tiny Bubbles in the Wine," but a research group is...
Light Fields Act as Atom Optics
Atom optics are essential to realize the potential of coherent matter waves in applications such as...
Laser Writes Microlenses on Polyethylene
LEON, Mexico -- Electronics isn't the only technology where smaller is better. The same is true for...
Nanoparticles Stabilize Colloidal Crystals
URBANA, Ill. -- Ask those who have tried to produce photonic bandgap materials in the lab with...
Smart Sweeper Sorts Trash with Laser Light
GUILDFORD, UK -- The next time a street sweeper finishes its run, take a look at the litter it left...
Screen Printing Creates LED Display
ERLANGEN, Germany -- Organic LED displays offer better contrast, wider viewing angles and lower...
Organic Salt Displays Laserlike Emission
Researchers have ascribed the laserlike emission from organic dye molecules and conjugated polymers...
Lasers Replace Magnet Trap for Condensates
ATLANTA -- Bose-Einstein condensates are unique phases of matter in which particles share the same...
Antimissile System's Functionality Questioned
Lt. Gen. Ronald Kadish, director of the Ballistic Missile Defense Organization, has announced that...
Solid Electrolysis Offers <50-nm Near-Field Probes
A team of researchers from the University of Basel in Switzerland and from Karl-Franzens University...
Polymer Optical Amplifiers Are on the Way
AMSTERDAM, Netherlands -- Optical polymers are attractive candidates for composing future...
Solar Plane Sets Altitude Record
Helios, a solar-powered aircraft developed by NASA's Dryden Flight Research Center in Edwards,...
512-Pixel Detector Goes Organic
PALO ALTO, Calif. -- Soon man-made detectors may take their cue from nature and do their work...
UV Water Treatment for NYC?
NEW YORK -- To ensure the quality of the nation's drinking water, the Environmental Protection...