Microfacet Laser Displays 0.3-mW, 401-nm Operation
Group III nitrides such as AlN, GaN and InN feature wide, direct bandgaps that make them...
Laser Cooling Crystallizes Ion Beams
Beams of accelerated ions are important tools in the investigation of atomic structures. The...
Photonic Gauge Has 0.03 °C Resolution
Researchers have developed a way to take the temperature of a fluid on a tiny scale and with a...
Spectrometry Identifies Fungi
The emerging field of phyloproteomics seeks to categorize the relationships between microorganisms...
Fast Protons Generated with Double-Layer Foil Targets
Using 1-ps pulses from an Nd:glass laser, researchers have shown that double-layer thin foils...
Microstructured Fibers Reviewed
Microstructured optical fibers are not new, but interest has revived because of their potential...
Reagents Crafted to Detect Chemical Properties
A reagent containing intelligent polymerized crystalline colloidal arrays that colorimetrically...
Interference Photolithography Produces Photonic Crystals
A team from Pennsylvania State University in University Park has developed an...
Infiltrated Crystal Offers Tunable Bandgap
Researchers in Katsumi Yoshino's group at Osaka University in Suita, Japan, have demonstrated...
Laser Assesses Particle Charge in Plasma
Understanding the charge carried by particles in plasma is of keen interest to those investigating...
Researchers Spectrally Model Butterfly Wings
In the past, researchers have tried to model butterfly wings as simple, planar thin-film structures...
Thin Film Blows Hot and Cold
Some like it hot, some like it cold, but everybody likes it efficient. That's why a new thin-film...
Function Designed to Authenticate Name Seals
In China, a person must have a name seal to perform everyday functions such as withdrawing money...
InP Nanowires Act as Detectors
They have been shown to work as LEDs, but indium-phosphide nanowires may also find a place in...
Vibrometer Makes Waves in Testing
When it comes to making optical fiber for use in sensors that measure vibration and acoustic...
'Bar Code' Tags Aid Bioanalysis
Biochemical reactions involve hundreds, sometimes thousands, of unique molecules. Fluorescent...
Polymer May Offer Switching Solutions
An organic polymer and liquid crystal waveguide device under development by a team of researchers...
Laser Controls Surface Reactions
The ability to manage the location and timing of chemical reactions is key to advanced industrial...
Quantum Dot Lasers Remain Stable
Quantum dot lasers are, by nature, more thermally stable than quantum well lasers. Their...
Polymer Coating Protects Immersed Fiber Optic Oxygen Sensors
Pesky protein and microorganism buildup can foul up fiber optic oxygen sensors during long-term,...
Spectrometer Enables Better Plasma Displays
Until now, the study of suitable phosphors for plasma display panels has been trial and error...
Pathogen Detector Employs Photoacoustics
Two universities and two firms in Washington state are developing equipment that uses...
Modeling Optimizes MOEMS Production
Miniaturized optoelectronic systems are an attractive choice for applications from...
MEMS Adaptive Optics Offer 11,000 Iterations per Second
Mirrors based on microelectromechanical systems (MEMS) promise to meet the requirements of adaptive...