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(38,322 articles)
Popular News
Taliescent Moves to Technology Park
Jul 1, 2003 — Taliescent Corp. has relocated to the University of Arizona Science and Technology Park in Tucson. The 2 million-sq-ft facility includes such companies as IBM and Raytheon and numerous high-technology start-ups. Taliescent expects to benefit by interaction with the optics and optical-based technology firms in the area and from the supply of optical engineering graduates from the university.
Physik Instrumente Buys Electronics Firm
Jul 1, 2003 — Nanopositioning equipment manufacturer Physik Instrumente of Karlsruhe, has secured GSG Electronics GmbH of Stephanskirchen, both in Germany, to expand its knowledge base, manufacturing capabilities and share of the US market for custom...
Three Professors Win Laser Science Awards
Jul 1, 2003 — For their contributions to the physics of fundamental and applied quantum electronics, Leon Cohen at City College of New York, Michael S. Feld at Massachusetts Institute of Technology in Cambridge and Herschel A. Rabitz at Princeton University in...
Industrial Laser Shipments Remain Steady
Jul 1, 2003 — First-quarter 2003 shipments of industrial laser equipment and systems within North America and exported from the US were down just 2 percent compared with last year's levels, according to a report from the Laser Systems Product Group of the...
UK's Exitech Opens Facility in US
Jul 1, 2003 — Exitech Ltd., a laser micromachining systems integrator based in Oxford, UK, has opened a micromachining facility in Foster City, Calif., that is equipped with systems based on excimer and 355-nm Nd:YAG lasers for processing a variety of materials....
Elbit Systems Subsidiary Wins Boeing Contract
Jul 1, 2003 — Vision Systems International LLC (VSI) of San Jose, Calif., has been awarded a $60.1 million contract from Boeing Co. for the supply of more than 300 joint helmet-mounted cueing systems for fighter planes within 18 months. VSI, which had developed...
Cancer Research Funded at St. Andrews
Jul 1, 2003 — Scientists at the University of St. Andrews in the UK have received a grant of more than $80,000 to investigate the differences between normal and cancerous cells using optical methods. The Medical Research Council, the Engineering & Physical...
Polaroid Sells Commercial Optics Div.
Jul 1, 2003 — Polaroid Corp. of Waltham, Mass., has sold its Commercial Optics Div. in Norwood, Mass., to Precision Optical Systems Inc. As part of the transaction, Polaroid will maintain a minority equity interest in the privately held Precision Optical, which...
Veeco Opens Process-Integration Center
Jul 1, 2003 — Veeco Instruments Inc. of Woodbury, N.Y., has opened a 15,000-sq-ft epitaxial process-integration center in St. Paul, Minn., adjacent to its molecular beam epitaxy facility. The center, which is equipped with the company's research and development...
Company to Enhance Manufacture of IR Sensors
Jul 1, 2003 — To improve manufacturing technology for third-generation IR sensors under the Dual-Band Focal Plane Array Manufacturing program, Rockwell Scientific Co. LLC of Thousand Oaks, Calif., has received a $15.5 million contract from the US Army. The...
Avanex Buys Corning, Alcatel Photonics Technologies
Jul 1, 2003 — Corning Inc. will essentially be out of the photonic components manufacturing business with the news that it is selling a large share of its photonics technologies group to Avanex Corp. of Hudson, Mass. Assets involved in the transaction include...
Collaboration Results in Eye-Safe Microlaser
Jul 1, 2003 — Quantum Group Inc. of San Diego has announced an eye-safe microlaser that can be used in rangefinders for up to 2 km. The US Army's CECOM RDEC Night Vision and Electronic Sensors Directorate in Fort Belvoir, Va., had originally developed the...
NIR Diode Lasers Measure Coal-Fire Emissions
Jul 1, 2003 — Coal-fired power plants have been in operation for nearly a century; nevertheless, some of the processes that occur in their combustion chambers are still not completely understood. In a typical system, gas is siphoned from the furnace into a...
Ritchey-Common Test Analyzes Uncoated Optics
Jul 1, 2003 — When it comes to measuring large uncoated glass components, the Ritchey-Common test has yet to find acceptance, although it is a well-established interferometric technique for determining the surface shape of large (up to 1 m) reflective flats. This...
CO2 Lasers Expose Hypersonic Flow
Jul 1, 2003 — A two-hour flight from New York to Tokyo could someday be a reality with the development of a hypersonic transatmospheric vehicle. Such aircraft, though, would routinely face aerodynamic drag and heating on a par with conventional spacecraft...
High-Speed Thermal Imaging Captures Stills of Turbines
Jul 1, 2003 — Siemens Westinghouse makes land-based steam and combustion turbine engines for plant applications such as the production of nuclear power, conventional coal power and natural gas power that burns gas directly. For combustion turbines, very high...
Acoustic Waves Characterize Surfaces
Jul 1, 2003 — Surface characterization of the mechanical parameters of thin films, which are used in applications from optical to wear coatings, is typically performed by using a diamond tip to make an indentation in the material. Indentations can be performed...
Laser Diodes Look for Long Life
Jul 1, 2003 — How long is long enough for a laser diode to last? The answer essentially depends on the application. According to engineers at Newport Inc. in Irvine, Calif., telecom applications in the metro space will often work fine with lower-cost, lower-life...
Reliability Counts for Laser Diodes
Jul 1, 2003 — What does a simple $10 laser pointer have in common with a space-qualified optical transmitter link? In each case, the reliability of the semiconductor laser diode used is a key concern. The commercial success of a laser supplier thus rests largely...
Exploring Failure Probability of High-Power Laser Diodes
Jul 1, 2003 — For industrial applications, high-power laser diodes must last at least 10,000 hours. This will increase the maintenance-free operation time and thus reduce the total costs of ownership of diode-pumped solid-state lasers compared with...
Standardization of Laser Diode Lifetime Testing
Jul 1, 2003 — Laser diodes are well-established in both telecom and commercial applications. Semiconductor laser sources emitting power in the milliwatt range are produced in millions. Besides other specific attributes, they are characterized by high efficiency,...
Electro-Optical Characterization of Organic LEDs
Jul 1, 2003 — Organic LED displays employ an emerging light-emissive technology for efficiently converting electrons into visible light spectrum photons. Such devices have multiple layers composed of a wide variety of organic materials. In a typical display,...
Laser-Based Micromachining Gets Practical
Jul 1, 2003 — According to professor Y. Lawrence Yao and colleagues at Columbia University in New York, laser-based micromachining has advantages in micron- and millimeter-scale processing of high-strength materials where mechanical methods are not strong enough...
Micromachining Lends Flexibility to Display Applications
Jul 1, 2003 — Fully integrated laser-based micromachining systems are gaining acceptance in several areas of display manufacturing. These include processing of a broad range of materials that compose the display itself and large-area micropatterning of polymers...
Lasers Target Glass Marking
Jul 1, 2003 — As do many materials suppliers, manufacturers of glass products stand to benefit from two-dimensional bar codes inscribed on their products. These marks provide a means to determine a product’s revision level, to deter counterfeiting or to track its...
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August 2024
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