Products: Photonics/Optics
2011 Products of the Year

For each of the eight issues of PTB, the editors chose a Product of the Month. That product exhibits exceptional technical merit and practical value for our readers. At the end of the year those eight products were...

Sam Ortega, manager of the NASA Centennial Challenges Program, leads progressive aerospace initiatives, encouraging the participation of...

Podcasts
Sam Ortega, Program Manager, NASA Centennial Challenges, Marshall Space Flight Center, Huntsville, AL

Sam Ortega, manager of the NASA Centennial Challenges Program, leads progressive aerospace initiatives, encouraging the participation of independent teams, individual inventors, student groups, and private companies. Most recently, the...

Zinc oxide microwires were used by Georgia Tech researchers to improve the efficiency at which gallium nitride light-emitting diodes (LEDs) convert electricity to...

Research News: Lighting
High-Efficiency OLEDs on Plastic

Researchers in the University of Toronto's Department of Materials Science & Engineering have developed what they say are the world’s most efficient organic light-emitting diodes (OLEDs) on plastic....

As lighting technologies transition from power-hungry incandescents to coldcathode fluorescent lamps (CCFLs), and now to light-emitting diodes (LEDs), it is clear that while end-users are...

Articles: Lighting Technology
The Cold Hard Facts

Highly regarded for their maintenance-free, energy-efficient operation, and environmental friendliness in a wide range of industrial applications, light-emitting diode (LED) lighting solutions are quickly becoming a...

Acost-competitive solution for increasing the light extraction efficiency of organic light-emitting diodes (OLEDs) with efficient and stable color rendering index (CRI) for solid-state lighting (SSL)...

The use of a material development method known as high-throughput experimentation (HTE), which allows for the screening of large composition areas of complex material systems, has led to the discovery...

Waste Connections, Inc. is an integrated solid waste services company that provides solid waste collection, transfer, disposal, and recycling services in mostly exclusive and secondary...

Techs for License: Lighting
Multi-Color Quantum Well-Based LEDs

A process to enhance the electron-hole wave functions overlap – resulting in high-efficiency quantum well light-emitting diodes (LEDs) emitting in the green and yellow wavelengths – has been developed. This proposed technique changes the polarity of the structure and diminishes the piezoelectric effect. It...

This invention integrates an organic light-emitting diode (OLED), a power-generation device (photovoltaic or PV cell), and an energy-storage device (lithium-ion...

Products: Lighting
Polycarbonate Diffuser Sheet

The Makrolon® Lumen XT diffuser sheet from Sheffield Plastics (Sheffield, MA), a Bayer MaterialScience LLC Business, was developed specifically as a diffusion lens for LED lighting. It offers three distinct...

Products: Lighting Technology
Surface-Mountable LED Component

The Micro SM4 from Bridgelux (Livermore, CA) reduces component count, cost, complexity, and size of lighting systems — enabling a high performance LED solution for diffuse and directional lighting, such as...

Products: Lighting
LED Downlight Holder

IDEAL Industries, Inc. (Sycamore, IL) has introduced the LED-LOK™ downlight holder that mates with all puck-style LED light engines and is designed for OEMS with features that enable luminaire design freedom. Plated...

Products: Lighting
LED Panel-Mount Assembly

New weather-resistant panel-mount assemblies from Bivar (Irving, CA) offer a variety of options to accommodate a range of challenging environments. They are available in steel, brass, and anodized aluminum packages;...

Global Lighting Technologies (GLT) Inc. (Brecksville, OH) offers a 2 × 2 ft.2 LED flat panel downlight assembly as an efficient replacement for fluorescent lay-in troffers used in recessed...

Products: Lighting Technology
High-Brightness Oval Through-Hole LED

Avago Technologies (San Jose, CA) has introduced the HLMP-Lx75, HLMP-Hx74/75, and HLMP-Ax74/75 series of high-brightness oval throughhole LEDs for electronic signage applications. The LEDs’ matched RGB...

Application Briefs: Lighting
Industrial LED Hall Lighting
Jenoptik, Jena, Germany
LEiDS, Backnang-Waldrems, Germany

The Lucid power high-bay light-emitting diode (LED) system from Jenoptik and LEiDS was developed for use in high halls and buildings. The hall and...

University of Illinois researchers have developed a method to chemically etch patterned arrays in the semiconductor gallium arsenide - used in solar cells, lasers, light-emitting diodes (LEDs), field...

News: Green Design & Manufacturing
Self-Healing Electronics Could Reduce Waste

When one circuit within an integrated chip cracks or fails, the whole chip – or even the whole device – is a loss. University of Illinois engineers have now developed a self-healing system that restores electrical conductivity to a cracked circuit in less time than it takes to blink.

Water splitting in photo-electrochemical cells to yield hydrogen is a promising way to sustainable fuels. A team of Swiss and U.S. scientists have now made major progress in...

Imec, Polyera, and Solvay have achieved a new world-record efficiency of 8.3% for polymer-based single junction organic solar cells in an inverted device stack. These performance results...

News
Engineers Fly the World's First 'Printed' Aircraft

Engineers at the University of Southampton have designed and flown the world's first "printed" aircraft, which could revolutionize the economics of aircraft design. The wings, integral control surfaces, and access hatches of the unmanned air vehicle (UAV) were printed on an EOS EOSINT P730 nylon...

News: Semiconductors & ICs
Battery-Less Chemical Detector Utilizes Semiconductor Nanowires

Lawrence Livermore researchers have developed a nanosensor that relies on semiconductor nanowires rather than traditional batteries as a power source. The device overcomes the power requirement of traditional sensors and is simple, highly sensitive, and can detect various molecules...

News
Biosensor Tracks Marine Pollutants Economically, Rapidly

A new antibody-based biosensor developed by researchers at the Virginia Institute of Marine Science processes samples in less than 10 minutes and detects pollutants at levels as low as just a few parts per billion, at the cost of pennies per sample. The device is small and sturdy enough to...

News: Energy
New Battery Design Could Give Electric Vehicles a Jolt

Researchers at the Massachusetts Institute of Technology (MIT) developed a lightweight, inexpensive alternative to existing batteries for electric vehicles and the power grid. The new battery relies on an architecture called a semi-solid flow cell, in which solid particles are suspended in a...

News
Graphite-Based Material is 10X Stronger Than Steel

Scientists at the University of Technology Sydney (UTS) developed a composite material based on graphite that is as thin as paper and 10 times stronger than steel. This material has the potential to revolutionize the automotive, aviation, electrical, and optical industries.

Graphite paper is a...

A research team funded by the Air Force Office of Scientific Research has pioneered the use of micro-plasmas in a revolutionary approach to illumination, and doctors Gary Eden and...

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