GE released a good news that scientists from GE Global Research, the technology development arm for the General Electric Company, GE Lighting, and the University of Maryland-as part of a two-year solid-state lighting program with the U.S. Department of Energy had successfully demonstrated a 1,500-lumen LED bulb (a standard 100-watt halogen PAR38 bulb produces 1,500 lumens) that addresses key barriers to more widespread adoption of LED bulbs for general lighting.  

GE has taken advantage of jet engine technology to produce 1,500 lumens LED bulbs which are half the size and weight of a 600-lumen LED downlight, and this without the thermal problems that come with high-power LEDs. Read on for more details. Because specializes in jet engines, GE has lots fluidics experts and technologies that allow it to study air flow and cooling. This helped it develop the cooling technology, using jet engine know-how, used in this prototype LED bulb:

World renowned Cleantech group announced its 2010 top 100 Cleantech companies on October 14th, 2010. LatticePower has been listed in the 100 list, the top 10 of Asia-Pacific and one of three companies from China who shares the prestige.

Skin cancer may be treated with light in the near future. A US study has show that a newly designed LED-powered device may be used in the treatment of skin cancer.

The research which are comprise of John Rogers from the University of Illinois in Urbana-Champaign (UIUC), as well as scientists from China, Singapore and South Korea, Chemistry World reports, have jointly developed flexible sheets of LED devices, that can be safely inserted under the skin to produce glowing tattoos. In order to make the LED arrays flexible, the team selected to use a low cost, flexible, biocompatible polymer as a substrate. Polydimethylsiloxane (PDMS) seemed like an obvious choice.

Veeco Instruments Inc. (Nasdaq: VECO), announced that Hangzhou Silan Azure Co.

AIXTRON AG announced that in the second quarter of 2010, Formosa Epitaxy Inc. (FOREPI), placed an order for a 56x2-inch AIX G5 HT MOCVD reactor which will be used for ultra-high brightness (UHB) GaN-based LEDs. Planned to be shipped in the fourth quarter of 2010 it will join FOREPI’s multiple high throughput Planetary Reactor systems at the company’s state-of-the-art facility in Lung-Tan, Taoyuan, Taiwan.

LED chip maker Epistar had successfully developed a record efficacy of 168 lm/W for red-emitting AlGaInP LED chips in their lab. The small-area LED chips measure 14x14 mil (0.36 x 0.36 mm), and have an efficacy of 180 lm/W at 6mA. The red LED chips have a horizontal structure to satisfy chip-on-board (COB) packages for lighting applications which require multiple chips mounted in series on non-conductive substrates.

AIXTRON AG announced an order from ETH Zurich for a Black Magic Plasma Enhanced CVD system to be installed at the Nanotechnology Center in Ruschlikon, Switzerland. The Nanotechnology Center is a unique, public private partnership between IBM Research and ETH Zurich. The new system, used for single wall carbon nanotube deposition, is 6-inch in configuration and will be commissioned by the local AIXTRON support team in the first quarter of 2011.

 

LED North America has acquired a new technology that extends the life of light-emitting diode lamps from DOE's Oak Ridge National Laboratory. The firm plans to use the graphite foam to passively cool components in LED lamps. Cooling LED lamps is critical to increasing their efficiency, considering that each 10-degree decrease in temperature can double the life of the lighting components.

Sensor Electronic Technology, Inc. (SETI) has shifted the power of UV LEDs operating in the germicidal wavelength range from 30 mW up to 100 mW. At present, this level of single chip performance is not yet available in SETI's production LEDs, high power UV LED lamps are available under the UVCLEAN® trademark with germicidal powers up to 50 mW.

Unveils Partnership with Easylite and First Customer Implementation to Usher in a New Era in Cost-Effective, Easy-to-Implement Wireless Lighting Control

Cooperate with Easylite, Daintree developed a new control platform for SSL and other energy-efficient lighting options. And lighting control systems can save money. The new ControlScope software platform without requiring new wiring to connect with fixtures, switches, sensors, and other devices, can control installations that scale from a small office to an entire enterprise and reside on the Wireless Area Controller (WAC).

James Klett of Energy's Oak Ridge National Laboratory (ORNL) has developed a graphite foam technology that can help cool LED light fixtures and extend their lifespan, which has been licensed to LED North America.

Cree, Inc. has achieved a major breakthrough in the development and wide scale commercialization of silicon carbide (SiC) technology with the demonstration of high quality, 150-mm SiC substrates with micropipe densities of less than 10/cm2.

Littelfuse, Inc. (NASDAQ/NGS:LFUS) has introduced the PLED5HT Series circuit protection device that increases LED lighting string reliability. This new device, available in an SOT-89 package, maintains LED string brightness while improving LED reliability for the growing market for outdoor LED lighting and high-intensity LED applications with current draw up to 700 mA.

Veeco Instruments Inc. announced that it has agreed to sell its Metrology business to Bruker Corporation (Nasdaq: BRKR), a leading provider of high-performance scientific instruments and solutions for molecular and materials research, for $229 million in cash. The transaction has been approved by the Board of Directors of both companies and is expected to close in the fourth quarter of 2010, pending regulatory review and subject to customary closing conditions.

AIXTRON AG today signed a contract with Sanan Optoelectronics Co. Ltd., on the supply of a double digit number of multiple CRIUS® II and AIX G5 MOCVD systems. The AIXTRON new generation MOCVD systems will be delivered between the fourth quarter of 2010 and the first quarter of 2011 and installed at Sanan’s new manufacturing facilities in Wuhu, Anhui, China. Earlier this year Sanan had announced their plans to invest into China’s largest LED manufacturing and research centre capable of operating up to 200 MOCVD systems.

The ultra-flat Orbeos OLED panel wins the Electron d’Or Award for product of the year in the Opto/Display category. The jury of renowned industry and research experts selected OSRAM’s light, energy-efficient Orbeos surface-emitting diode froma total of seven products.

According to researchers at Chonbuk National University and electronic components companyLG Innotek in South Korea, they have been using SAG to improve the performance of vertical nitride LEDs grown on sapphire. Compared with conventional vertical LEDs, a 21% increase in light output can be achieved in vertical nitride LEDs.

Solar, Infrared and LED experts met to discuss advances in photonic materials and devices at the 2010 International Symposium in Chicago on July 12 and 13. The Quantum-functional Semiconductor Research Center of Dongguk University, the Microphysics Laboratory of the University of Illinois at Chicago and Sivananthan Laboratories Inc. jointly organized.

According to a document from the Ministry of Education, Science and Technology to the APEC regional audience, the Korean innovation plan for LED had made a success that the next generation InGaN blue light's efficiency was increased by 30 percent. The document gives an outline of how the results were achieved. The results, in terms of technical details were said to be because of zinc oxide nanorod optical waveguide effects.

 Osram Opto Semiconductor's 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.

Italian designer Francesca Castagnacci created a pair of heels which were made from strands of fiber optics as thin as human hair and lit by a LED.

Panasonic Electric Works Co Ltd designed a total efficiency of 104.6lm/W (6,800lm, 65W) LED base light for office use.

Led by Braveheart Investment Group, the Strathclyde Innovation Fund and the Alpha EIS Fund has invested £150,000 to exploit micro-LED arrays developed at its Institute of Photonics. Scottish Enterprise's Scottish Seed Fund also joined them.   The arrays begin as a single large LED structure. MicroLEDs from 2 to 100µm across have been made.

AIXTRON AG today announced a multiple tool order from Sanan OptoElectronics Co. Ltd., headquartered in Xiamen, China. The Sanan order for multiple CRIUS® 31x2 inch tools was placed at the end of 2009. The local AIXTRON support team has successfully commissioned the new HB GaN LED growth reactors at Sanan’s new purpose-built facility in Tianjin in the first two quarters of 2010.

All ten stadiums of the soccer World Cup are equipped with energy saving lighting technology by OSRAM. The LED luminaires LEDbeam produced by BEKA demonstrate how LED in particular are able to add that certain something to a stadium. The luminaires are for example used in the Durban and Cape Town stadiums. In Cape Town’s football temple the LED trace wave shapes of high quality white light.

OSRAM LED installation at the Siemens headquarters in Munich turns public viewing into an impressive event