The Future of OLED Lighting
Organic light-emitting diodes (OLEDs) are currently a hot topic in the lighting industry. With major companies such as Osram, Philips, and General Electric displaying prototype products and announcing commercial availability of OLED panels for prototype lighting applications, it is difficult to ignore the industry buzz: “OLEDs are the future of lighting!”
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Prototype of a Red Golden Dragon Plus LED Sets New Record
Developers at OSRAM Opto Semiconductors have succeeded in increasing the efficiency of red thin-film LEDs by 30% – a new record. The latest generation of thin-film chips benefit from an optimized chip platform which has potential for further improvements. This boost in efficiency is opening up new LED applications in general illumination, in projection and in the industrial sector.
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White OLED Outlook Brightens with Efficiency Breakthrough
GE Global Research, the technology development arm for the General Electric Company (NYSE: GE), GE Lighting and Konica Minolta (KM) have achieved a major breakthrough that brings the companies closer to making high-efficiency organic light-emitting diode (OLED) lighting devices a reality. GE and KM scientists have demonstrated illumination-quality white OLEDs using “solution-coatable” materials that are essential for producing OLEDs at a low cost.
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Successful Extraction of Light from Semiconductors with the Highest Efficiency
Wang XueLun, Near-Field Nano-Engineering Group, Nanotechnology Research Institute, and the National Institute of Advanced Industrial Science and Technology, succeeded in extracting light from a semiconductor into air with the highest efficiency.
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Solid-state Illumination Reduces Nitrates in Leafy Green Vegetables
Searching for ways to improve the nutritional quality of leafy green vegetables, Lithuanian researchers have found success with new technology that features high-density photosynthetic photon flux generated by a solid-state illuminator. Read more »
Berkeley Researchers Light Up White OLEDs - A New Way To Process White OLEDs
Using polymer nanoparticles to house light-emitting ‘inks’, scientists have made a thin film OLED using iridium-based guest molecules to emit various colors of visible light.
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NREL Finds a Way to Give LEDs the Green Light
NREL scientists found a way to generate a tricky combination of green and red that may just prove to be the biggest boost for illumination since Edison's light bulb.
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RTI International Develops New SSL Technology to Make Energy-Efficient Lighting
RTI International has developed a revolutionary lighting technology that is more energy efficient than the common incandescent light bulb and does not contain mercury, making it environmentally safer than the compact fluorescent light (CFL) bulb.
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Cree Breaks 200 Lumen Per Watt Efficacy Barrier
Cree, Inc. (Nasdaq: CREE), a market leader in LED lighting, announces another industry-best reported efficacy record of 208 lumens per watt for a white power LED. This R&D result passes a significant milestone within the solid-state lighting industry as well as demonstrates Cree’s relentless drive to increase the performance of its LEDs. Read more »
Cree Study Shows LED Lighting is Best Bet for Energy Efficiency
A new report on the life-cycle energy usage of energy-efficient lighting by Cree, Inc. shows that LED lighting products are now more efficient than traditional lighting products when compared across the high-volume applications of recessed downlighting and display spotlighting. Evaluating light fixtures and applications, the white paper’s energy comparisons demonstrate that LEDs offer clear advantages in terms of energy costs and environmental impact over traditional lighting such as ...
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Cree Achieves 186 Lumens per Watt from a High-Power LED
Cree, Inc. (Nasdaq: CREE), a market leader in LED lighting, announces it has achieved industry-best reported R&D results of 186 lumens per watt for a white power LED. Read more »
3M Claims Record Efficacy for Green LEDs
3M Claims Record Efficacy for Green LEDs Green LED | November 24, 2009 Scientists at 3M have unveiLed a color-conversion technology that doubles the efficiency of green LEDs, compared with currently-available green emitters. The St. Paul, Minnesota-based company says that the technology could lead to accelerated adoption of LEDs in demanding applications such as LCD display backlights and pico-projectors. Read more »
OSRAM LED Produces Warm White Light with High Efficiency and True Colors
OSRAM Opto Semiconductors has developed an LED that offers high efficiency, excellent color rendering and a pleasant warm white light. The prototype is the first to offer the three important properties that together are essential for general illumination applications, namely a color temperature of 3000 K, a color rendering index of 82 and an efficiency of 104 lm/W.
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Ultrathin LEDs Create New Classes of Lighting and Display Systems
A new process for creating ultrathin, ultrasmall inorganic light-emitting diodes (LEDs) and assembling them into large arrays offers new classes of lighting and display systems with interesting properties, such as see-through construction and mechanical flexibility, that would be impossible to achieve with existing technologies.
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OSRAM Study: LED Life-Cycle Assessment
An OSRAM Opto Semiconductors` study on the life-cycle assessment (LCA) of LED lamps shows the latest generation of lamps achieves a very high score for environmental friendliness.
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