Scientists have developed multicolor LEDs without heavy metals. These nanocrystals consist of a few hundred to thousand atoms and have a considerable potential as highly efficient light emitters, as was demonstrated by the team of Professor Uli Lemmer and Professor Annie K. Powell from KIT as well as Professor Geoffrey A. Ozin from the University of Toronto. In a joint project, the scientists have now succeeded in manufacturing highly efficient LEDs from the silicon nanocrystals. So far, manufacture of silicon LEDs has been limited to the red visible spectr...

Cree, Inc. (Nasdaq: CREE) has illuminated the Walmart Neighborhood Market in Mt. Pleasant, WI with energy-efficient LED lighting. Cree® interior lighting products, including more than 400 CS18™ LED linear luminaires, will fully illuminate the Neighborhood Market – from the sales floor and pharmacy to restrooms, vestibules and backroom areas. Cree LED lighting will also be installed in the parking lot and exterior areas of the store. Walmart estimates that the CS18 luminaires, designed for low maintenance and long life, will save approxima...

Power Integrations announced RDR-347, an LED-downlight reference design. The new circuit demonstrates the capabilities of the recently launched LYTSwitch™ IC family. The RDR-347 12 W reference design, based on the LYT4313E, delivers a power factor greater than 0.95 and reduces total harmonic distortion (THD) to less than 10% - easily meeting EN61000-3-2C requirements. Efficiency is greater than 86% at 120 VAC – industry-leading performance for an isolated solution capable of operating with a wide range of dimmers. This performance is possible...

Excelitas Technologies, has launched its first UV LED solution, CurX for the printing and curing industry. The CurX UV-LED module is a linear, scalable, high-end UV LED curing “flood” module available in 365 nm, 385 nm and 395 nm ranges of UV output. It is well suited for demanding applications such as digital ink printing, screen printing, flexo printing, offset printing, and the curing of coatings, adhesives, glues, and varnishes. The CurX UV-LED module, which incorporates LED technology from Nichia, delivers up to 50 percent higher ir...

Dialight (LSE: DIA.L), announced its innovation program has developed an industry leading solid state power supply with an expected life of 20 years.  Dialight’s new power supply technology guarantees long-life performance even in the most demanding applications. “Dialight has once again set the bar with our latest power supply design, providing our customers with reliable and efficient illumination for up to two decades in the harshest environments around the world,” said Roy Burton, Dialight’s Group Chief Executive. “Unexpected lightin...

Monocrystal introduces ultra-large high quality sapphire window. Advancements in the development of its proprietary crystal growing technology allow Monocrystal to meet increasing demand from the emerging optical markets for large size sapphire windows and blanks up to 12 inches. Advancements in modified KY method make it possible for Monocrystal to grow 120 kg sapphire crystals on scale. This technological advantage enables Monocrystal to offer a wide range of optical products which were not available on the market before. “We are happy to be the company pushing the...

“Delta Electronics’ Ring of Celestial Bliss” was the most eye-catching lantern display at today’s official opening of the 2013 Taiwan Lantern Festival. Considered the world’s biggest lantern, the “Delta Electronics’ Ring of Celestial Bliss” is a 10m tall, 70m wide and 270° circular, high-resolution structure where visitors can enjoy two films: “Sun and Moon”” and “Four Seasons”. Based on the overall design concept of “Everlasting” the giant lantern encourages the public to protec...

Enhance high value products such as fresh produce with high quality lighting Exact Effect, the new spotlight fitting for the grocery retail category from Philips, delivers excellent-quality light that helps improve the look of fresh food. It is available across a range of product specifications including track and surface-mounted options. Exact Effect is one of five key highlights in the new Philips UK Spring Collection 2013. Exact Effect features a highly efficient LED light engine and high-performance optics that bring out the detail of retailers produce by increasin...

Carved into a granite cliff in the North Okanagan in close proximity to Vernon, British Columbia, Sparkling Hill Resort is celebrated for its organic and modern flair-notably its creative use of $10 million in Swarovski Crystal elements that provide an atmosphere of calm and serenity. Setting its sights on newly engaging, more energy-efficient LED hotel lighting, the European-influenced resort and wellness center recently specified 2,500 GE LED replacement lamps for its award-winning facility. The switch means an annual 828,000 kilowatt hours (kWhs) energy reduction at...

Sharp has announced to add a 100W COB LED, known as GW7GAL50SGC LED to its Zenigata family. The new LED will output 14,000 lm, and achieve efficacy of 143 lm/W for SSL lighting applications such as street lights and high-bay lighting. Compared to the existing family members, the new LED will be larger and also be hexagonal in shape, whereas the existing Zenigata products are rectangular. The 50W Mega Zenigata LEDs measure 20×24 mm. The new 100W device is 86.8 mm measured from one point of the hexagon to the opposite point, and 75 mm measu...

Cree extends the KR Series LED downlight portfolio, delivering greatly improved performance at pricing to match incumbent fluorescent downlights. With new lumen packages of up to 2650 delivered lumens, the KR Series replaces 18- to 42-watt fluorescents. Cree is further expanding the range of LED downlight applications by introducing the KR4™ downlight, which features an impressive, high-lumen, 4-inch aperture, with options similar to the 6-inch KR6™ downlight. With new standard 0- to 10-V dimming, sloped-ceiling and wall-wash trim options, the KR Series...

Japanese Chemical engineering firm Showa Denko K.K. has cooperated with Masayoshi Shigyo, a professor at Yamaguchi University’s Faculty of Agriculture, to develop new LED lighting technology to spur plant growth in factory controlled conditions, by changing the blue-red ratio through each stage of a plant's development. The technology shortens the growth period of leaf lettuce, for example, to two weeks from three weeks using conventional methods. With growing corporate interest in the vegetable factory business, Showa Denko said the new technique offers si...

IDEC Corp has utilized blue LED elements and yellow fluorescent materials to develop pseudo white LED modules. Under IDEC’s new method, an LED device can be packaged just by covering it with a gel-like silicon resin sheet containing a fluorescent material and heating it. Compared with a conventional method that packages an LED device by inpouring liquid resin, the new method can reduce the time used for packaging process to 1/9. With the conventional method, a "dam" is formed around an LED device on the substrate to keep the resin. Then, t...

- Latest energy-efficient LED technology entertainment lighting for bars, clubs and concerts - ACME, a manufacturer of professional entertainment and stage LED lighting equipment, has announced the new energy-efficient LED MS700PE moving head light, which combines the latest LED technology with excellent optics and great features. This 180W LED light, designed for use in bars, clubs, concerts or the theater, is the latest addition to the wide selection of ACME's specialized entertainment and stage lighting products. By connecting LED MS700PE t...

Soraa has received an award from the U.S. Department of Energy for its outstanding work in the development of high-efficiency m-plane LEDs grown on low-defect density bulk GaN substrates. The company demonstrated a very high peak internal quantum efficiency (IQE of 88%), low efficiency droop (10% from 10Acm-2 to 100A.cm-2) and perfect wavelength stability (up to 200A.com-2) at a wavelength of 450nm LEDs. Soraa’s GaN on GaN LEDs handle more current and emit substantially more light (about ten times) per area of LED wafer material than the conventiona...

Laytec has upgraded in-situ GaN LED monitoring system. LED manufacturers would know the emission wavelength of the final device during MOCVD growth. Today, according to the Solid State Lighting road map, the wavelength variation across a wafer should be less than 1 nm. This means a less than 1 K (10C) variation of the GaN surface temperature during InGaN MQW growth. LayTec’s Pyro 400 is widely used for enabling fab-wide GaN surface temperature uniformity in many LED manufacturers production lines. Meanwhile, more complex LED structur...

Cree, Inc. (Nasdaq: CREE) delivers another industry first with a barrier-breaking 276 lumen-per-watt white R&D power LED. This significant milestone exceeds Cree’s previous R&D industry record of 254 lumens per watt and demonstrates Cree’s continued commitment to innovate and accelerate the adoption of LED lighting. Cree’s innovative SC³ Technology™ Platform, available today in Cree XLamp® LEDs, enables this record-breaking R&D result. The SC³ Technology Platform features advancements in LED chip ar...

Back in May 2011 Philips announced that they are investing €40 million in a new OLED lighting production line in Aachen. Philips inaugurated the new line - which has been producing OLEDs since Q3 2012 in fact (but it's only official now). Philips say that this new line is the largest and "most modern" OLED lighting line in the world. The clean-room is approximately 2,000-square meter in size. The new line is adjacent to Philips' pilot line that's been producing OLEDs since 2007. Philips plans to produce all their panels in the old ...

GE Lighting's (NYSE: GE) Evolve™ LED Scalable Cobrahead fixture has earned a Best-in-Class designation in the "Roadway Lighting" category in the 2012 Next Generation Luminaires™ (NGL) Solid-State Lighting Design Competition. Sponsored by the U.S. Department of Energy (DOE), the Illuminating Engineering Society of North America, and the International Association of Lighting Designers, the NGL awards were created to recognize excellence in energy-efficient LED commercial lighting unit design. The Evolve™ ...

Soraa has developed the next generation of its high external quantum efficiency GaN on GaN LEDs, which outperform the best-documented LED laboratory result by Nichia Chemical Co. at current densities of 100 A/cm2 and beyond as described in the paper, "White light emitting diodes with super-high luminous efficacy," J. Phys. D: Appl. Phys. 43, 354002). Soraa has published a paper on its ground breaking LEDs, entitled, "Bulk GaN based violet light-emitting diodes with high efficiency at very high current density" in Applied Physics Letters, ...

At the beginning of the new year Tridonic landed a big breakthrough with OLED modules for professional lighting. Available in series, the new lighting module from the OLEDmodule LUREON REP product range for the first time achieves a luminous flux of more than 100 lumens, at dimensions of 99 x 99 mm². In addition, LUREON REP achieves a system efficiency of over 50 lm/W in neutral white, which is much higher than that achieved by comparable products on the market.

Fairchild Semiconductor, will demonstrate LED driver applications, including the highly integrated PFC and PWM controllers, during Strategies in Light 2013, February 12-14, 2013, at the Santa Clara Convention Center, Santa Clara, Calif., In booth #200, Fairchild experts will showcase a range of LED lighting solutions, including: The FL7730 single-stage primary side regulation (PSR) controller with power factor correction (PFC), TRIAC and analog dimming compatibility, as well as the FL7732 for non-dimming applications. The FL7730/32 are active...

Atlas Box, a Massachusetts-based manufacturer of protective packaging for electronics and heavy equipment, has embarked on a plan to reduce energy consumption by 55 % in two facilities by installing LED lighting systems. The two-year retrofit project for installing lighting controls and other energy efficiency measures got underway thanks to a no upfront cost financing program set up by the local utility, National Grid. For Atlas’s interior warehouse lighting, Groom Energy installed a Digital Lumens system enabling occupancy-based lighting and the ability to track ...

Nicknamed “The King” of NASCAR®, Richard Petty has endorsed Cree® LED lighting after enthusiastically transforming his 100,000 square-foot garage with state-of-the-art LED fixtures by Cree, Inc. (Nasdaq: CREE). More than 700 Cree LED luminaires now illuminate the Petty’s Garage complex, which specializes in the restoration of high-performance vehicles, stock cars, drag racers and Petty signature cars. Partnering with Greenleaf Energy Solutions, Petty’s Garage installed Cree’s industry-leading LED lighting, fe...

LED Lighting Depot has entered the LED reseller marketplace with its own product range and a unique calculator that allows you shoppers to calculate the savings they will make over a product’s lifetime. The LED Lighting Depot site stocks Verbatim, Phillips and Toshiba brands, as well as the Lumaera brand – which is exclusively available through the retailer. Supplying a full range of domestic LEDs, from spotlights to downlights, and dimmable bulbs to outdoor and garden lights, LED Lighting Depot is also the only retailer in the marketplace to offe...

Azzurro Semiconductor AG’s Sales & Marketing vice president Erwin Ysewijn told to Digitimes that, the company has turned out sample 8-inch Ga-on-Si LED epitaxial wafers and plans to begin volume production as soon as the end of Q2 of 2013. According to Ysewijn , Azzurro has spent about one year in preparation for volume production. LED makers can either procure Azzurro-made finished GaN-on-Si LED epitaxial wafers for LED chips, or procure Si-substrate wafers with GaN films for LED epitaxial wafers. LED chips made from GaN-on-Si epita...

TWH and TWP LED outdoor wall-mounted luminaires deliver more than 100,000 hours of maintenance-free operation. Acuity Brands, Inc. (NYSE: AYI) now offers its popular Lithonia Lighting® TWH and TWP outdoor wall-mounted luminaires with LED technology. TWH and TWP LED luminaires are identical in size to their traditional counterparts and offer a familiar, classic appearance while delivering ultra-reliable, energy-efficient LED illumination. With an expected service life of more than 20 years, the TWH and TWP LED luminaires are virtua...

HexaTech demonstrated optically pumped, AlGaN-based lasers grown on single crystalline AlN substrates , to develop its UV-C LEDs. Hexatech AlN wafer production process Laser structures fabricated at HexaTech and tested in collaboration with North Carolina State University (NCSU) featured lasing thresholds as low as 85 kW/cm2 at wavelengths of 264 and 280 nm. HexaTech says this AlN substrate platform is suited for UV-C opto-electronic applications. “Our recent results show convincing evidence of the feasibility of a solid-state UV-C ...

Eleven leading German OLED companies and research institutions announced the successful completion of the OLED (Organic Light Emitting Diode) related project; So-Light. This € 14.7 m project was supported by the German Ministry of Education and Research (BMBF) over a three and a half year period and addressed the complete value chain, from primary OLED materials through to OLED-lighting applications. Several of the promising innovations created within the project will now be brought to market by the participants of the So-Light project. The proje...

A wide range of the latest LED Lighting products, showcased at The Economic Times Acetech, Ahmedabad NTL Lemnis, the LED Lighting company, showcased a wide range of products of their globally acclaimed brand, “Pharox” at The Economic Times Acetech, Ahmedabad, organized from 1th to 3rd February, 2013.     NTL Lemnis, the JV Company between the lighting electronics major from India, NTL Electronics India Ltd. and the global frontrunner in the field of LED based sustainable lighting solutions, Lemnis Lighting of the Ne...