GaSe Yields High-Output IR Beyond 20 µm
Using a GaSe nonlinear optical crystal, researchers at Lehigh University in Bethlehem, Pa., and the...
Blue LED and Phosphor System Yield White Light
By combining a blue organic LED with a down-conversion phosphor system, researchers at General...
Waveguides Provide Multichannel Routing
Researchers from Friedrich Schiller Universität and Fraunhofer Institut für Angewandte...
Semiconductors Stick Through a Cool Marriage
The ubiquitous semiconductor silicon is electronically powerful, but optically weak. It is blind,...
Laser Technique Aids Spintronics
A research group at Eindhoven University of Technology in Eindhoven, the Netherlands, and at IMEC...
Semiconductor Amplifier May Pose Alternative for DWDM
The output power and emission wavelengths of most of today's dense wavelength division multiplexing...
Optical System Simulates PMD
Polarization mode dispersion (PMD) in legacy fiber is one of the greatest obstacles to upgrading...
Planar Designs Produce Compact Devices
A team from the Weizmann Institute of Science in Rehovot, Israel, has created a set of compact...
MIT Designs High-Brightness Laser Diode
Researchers at Massachusetts Institute of Technology's Lincoln Laboratory in Lexington have...
Air Force Measures Refractive Index of BGG
Barium gallogermanate glasses are extraordinarily strong yet still exhibit a transmission region...
Laser Induces Conformational Changes
Since Louis Pasteur's investigations into the optical activity of fermentation compounds in 1848,...
Space Electrons Dig Pits in Coatings
One may not think that space-borne telescopes would need much protection from outside elements, but...
Photonic Crystals Integrated into VCSELs
Single-fundamental-mode vertical-cavity surface-emitting lasers (VCSELs) could benefit data...
Multilayer Coating Shows Atomic Precision
Extreme-ultraviolet wavelengths don't transmit well, even through gaseous materials like air....
Lasers Grown from Solid Arsenic
Using gas-source molecular-beam epitaxy and a solid arsenic source, a team from Princeton...