Trends

Trends

Technology | Jul 28, 2010
Research for OLED mass production
Research for OLED mass production The development of cost-effective processes for volume production of organic light emitting diodes (OLEDs) is the focus of the research work carried out under the CombOLED project. “The objective of this project, which is being funded by the EU and coordinated by OSRAM, is to create the necessary conditions for introducing the new light sources into lighting applications”, said Bernhard Stapp, Head of Solid State Lighting at OSRAM Opto Semiconductors. Read more »
Technology | Jul 28, 2010
The OLLA Project - Final Milestone: Europe’s Most Efficient OLED Lighting Tile Demonstrated
The OLLA Project - Final Milestone: Europe’s Most Efficient OLED Lighting Tile Demonstrated At the end of the project period, the OLLA project* consortium presents its final milestone: the basic technology for a white OLED (Organic Light-Emitting Diode) light source, with an efficacy of 50.7 lumens per watt at an initial brightness of 1.000 cd/m² based on the Novaled PIN OLED technology. The OLLA project is a joint basic research consortium, headed by Philips Lighting. Read more »
Technology | Jul 28, 2010
New efficieny record for OLEDs
MUNICH, Germany — A research group of the Dresden Technical University has achieved record energy efficiencies for OLEDs. The achievement brings the organic LED technology closer to industrial volume production. The research team achieved an efficiency of 26, 22 and 3.1 percent for red, green and blue organic LEDs which combined form a white light source. Read more »
Technology | Jul 28, 2010
World Record White OLED Performance Exceeds 100 lm/W
World Record White OLED Performance Exceeds 100 lm/W Universal Display Corporation (UDC) has successfully demonstrated a record-breaking white organic light-emitting diode (WOLED) with a power efficacy of 102 lm/W at 1000 cd/m2 using its proprietary, high-efficiency phosphorescent OLED technology. Read more »
Technology | Jul 28, 2010
New CALiPER Benchmark Report: Comparison of T12 and T8 Fluorescent Lamps and LED Linear Replacement Lamps
The U.S. Department of Energy (DOE) has published a new CALiPER Benchmark Report, presenting a comparison of T12 and T8 linear fluorescent lamps with commercially available LED linear replacement lamps. CALiPER testing addressed a range of standard lighting measures, including power usage, luminous flux, photometric distribution, source and luminaire efficacy, correlated color temperature (CCT), and color-rendering index (CRI) for the lamps tested separately and in troffers. Read more »
Technology | Jul 28, 2010
Low–Cost LEDs to Slash Household Electric Bills
Low–Cost LEDs to Slash Household Electric Bills The EPSRC Press Office recently announced: Engineering and Physical Sciences Research Council (EPSRC), the Cambridge University based Centre for Gallium Nitride has developed a new way of making GaN LEDs that could see household lighting bills reduced by up to 75% within five years. Read more »
Technology | Jul 28, 2010
E-Static Shadows: OSRAM LED in Electronic Textiles
E-Static Shadows: OSRAM LED in Electronic Textiles "E-Static Shadows" is an experimental cross-disciplinary research project by designer and researcher Dr. Zane Berzina and architect Jackson Tan from insquarelab in collaboration with TITV – Textile Research Institute Greiz in Thüringen, Germany, the Computing Department at Goldsmiths and Queen Mary University of London. Read more »
Technology | Jul 28, 2010
LUXEON® Rebel Lumen Maintenance Exceeds ENERGY STAR® Guidelines
Philips Lumileds’ announced today that test data for its LUXEON Rebel LEDs shows performance that exceeds ENERGY STAR® guidelines intended to ensure quality solid-state luminaire development. The data shows that LUXEON Rebel LEDs have average lumen maintenance of 99% after 6,000 hours, far surpassing the 91.8% ENERGY STAR requirements for residential fixtures as well as available published data for other power LEDs. Read more »
Technology | Jul 28, 2010
Compact 72-W Neutral White and 18-W Warm White LED Emitter with Record Lumen Efficiency
Optoelectronics Packaging & Materials Labs at the University of California developed a multi-chip integrated compact white LED single emitter with an import power of 72,84W, producing a total of 6543 lm at a CCT of 4455K that has reached a record lumen efficiency of 89,8 lm/W, and a multi-chip integrated warm white LED compact single emitter with an input power of 18,62W, producing a total of 1444lm at a CRI of 91,3 and a CCT of 3928K that has reached a record lumen efficiency of 77,4lm/W, according to the reports issued by the US National Institute of Standards and Technology on December 8, 2008. Read more »
Technology | Jul 28, 2010
SRI and SDK Announce Breakthrough Performance in Organic Light-Emitting Diode (OLED) Devices for SSL Applications
SRI and SDK Announce Breakthrough Performance in Organic Light-Emitting Diode (OLED) Devices for SSL Applications SRI International, an independent nonprofit research institute, and Showa Denko K.K. (SDK), a Japan-based chemical industry company in partnership with Itochu Plastics Inc. (CIPS), have achieved record-breaking results using SRI’s new cavity organic light-emitting diode (COLED) technology and SDK’s light-emitting polymers to produce a highly efficient light source that could one day replace incandescent and fluorescent light bulbs. Read more »
Technology | Jul 28, 2010
OSRAM Study: LED Life-Cycle Assessment
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. Read more »
Technology | Jul 28, 2010
Ultrathin LEDs Create New Classes of Lighting and Display Systems
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. Read more »
Technology | Jul 28, 2010
OSRAM LED Produces Warm White Light with High Efficiency and True Colors
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. Read more »
Technology | Jul 28, 2010
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 »
White Paper | Technology | Jul 28, 2010
Cree Study Shows LED Lighting is Best Bet for Energy Efficiency
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 incandescent, halogen and compact fluorescent bulbs. Read more »
Technology | Jul 28, 2010
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 »
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