Optics & Photonics News

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First Nonpolar Blue-Violet Nitride Laser Diodes Were Reported by Rohm and UCSB

Last week¡¦s 7th International Congress of Nitride Semiconductors (ICNS-7) in Las Vegas, NV, USA saw reports of the latest progress in nonpolar laser diodes from the likes of University of California Santa Barbara and Japan¡¦s Rohm Co Ltd.

13 Oct 2007

Breakthrough in High-Power LED Efficacy Achieved by Cree

Researchers at Cree have posted another breakthrough in high-brightness LED performance - marking the best efficacy yet seen from white chips operating at 350 mA.

13 Oct 2007

Blue LED Offers Stronger Light Emission

Optical components could benefit from a blue LED which offers enhanced coupling efficiency, stronger light emission, and a more uniform optical power output.

12 Oct 2007

Patented Laser Protocol for Gum Disease Available Now Market

Those who are afraid of the dentist or suffering from life long dental issues caused by bad genetics or problems in the past, there’s hope. The new FDA approved, patented laser protocol for gum disease is now on the market for the first time in South Florida and readily available in Pompano Beach.

12 Oct 2007

Giant Volcano on Mars Discovered Using Heat-Sensitive Camera

A heat-sensitive camera designed at Arizona State University and flying on NASA's Mars Odyssey orbiter has led a team of Mars geologists to find seven small, deep holes on the flanks of Arsia Mons, a giant volcano on Mars. The holes may be openings, called skylights, in the ceilings of underground caves.

12 Oct 2007

Light Source to Monitor Experimental Fusion Reactor

Using a device that can turn a tiny piece of laboratory space into an ion cloud as hot as those found in a nuclear fusion reactor, physicists at the National Institute of Standards and Technology (NIST) are helping to develop one of the most exotic ¡§yardsticks¡¨ on earth, an instrument to monitor conditions in the plasma of an experimental fusion reactor.

12 Oct 2007

State-Of-The-Art Laser Peening Technology Improves Fatigue Strength of Titanium Blades

Curtiss-Wright Corporation announced today that Siemens Power Generation has begun utilizing its laser peening technology to improve the fatigue strength of titanium last row blades on certain of their advanced steam turbines. The last row blades extract energy from the steam to drive electrical generators. Although laser peening technology has been utilized for several years to strengthen critical titanium components in commercial and military turbine engines, this application represents its first production use in power generation steam turbines.

12 Oct 2007

Spartanics Announces Introduction of Laser Cutting Control Relying on Smart Sensing Mechanisms

Spartanics announces the introduction of the Spartanics Laser-Smart?Control System, an integrated system for laser cutting control that relies on smart sensing mechanisms. The Spartanics Laser-Smart Control System allows single operators to manage all laser cutting related operations simultaneously.

12 Oct 2007

CO2 Laser Coding Systems for Harsh Environments

ID Technology today announced the availability of its Series KIP-1000 CO2 Laser Coding Systems with IP65 rating for harsh environments. The laser components and touchscreen controller are enclosed in an airtight casing which protects them from dust and water. The IP65 rating is a significant step for laser coding technology, and means customers can now deploy IDT Laser Coding Systems in harsh production environments where dust and frequent wash downs are the norm.

12 Oct 2007

Laser Efficiency Increased Using Ceramic in Optical Pumping Cavities

Lasers have been used in medicine for many years, mostly as minimally invasive surgical cutting tools. However, in recent years there have been many advances in the market, and the range of applications for lasers and light-based systems continues to expand across several specialities, especially in ophthalmology and cosmetic treatments. This has created a demand for increased efficiency of lasers and high intensity pulsed lamps, while creating new systems that are more compact, gentler, quicker and more cost-effective.

12 Oct 2007

Solid-State Illuminator Laser Succeeds in In-Flight Test

A solid-state illuminator laser developed by Raytheon Company for the Missile Defense Agency has been fired successfully more than 50 times for periods of up to 90 seconds since in-flight tests began in January.

12 Oct 2007

Spectroscopy in a Suitcase

The University of Leicester and the East Midlands Region are leading a national programme aimed at providing schools and colleges with hands-on access to state of the art scientific instrumentation in the study of chemistry.

11 Oct 2007

New Type of Electronic Ink Based on Photonic Crystals Under Development

The Toronto based Start-Up Company Opalux has developed a new type of electronic ink, based on photonic crystals called P-ink. The new crystal-based e-paper can display colors in a way that current technology has not enabled until now. This promising technology, which is just taking its first steps, could become commercial within the next two years, promising low power consuming, low cost, color rich, electronic paper displays.

11 Oct 2007

Fiber-optic Maker Received Research Grant to Develop Fiber That Can Transmit One terabit of Data per Second

An Upper Macungie Township maker of fiber-optic components is one of 69 companies to receive research grants from the National Institute of Standards and Technology.

11 Oct 2007

KU and K-State Will Use Dark Fiber For Expansion of Network Systems

A new agreement between the University of Kansas and Kansas State University provides researchers, students and faculty access to an unused fiber optic cable that runs alongside Interstate 70 in northeast Kansas.

11 Oct 2007