Learning Center
Conventional LEDs are made from a variety of inorganic semiconductor materials. The following table shows the available colors with wavelength range, voltage drop and material:
Tackling Gate Oxide Road Block to Ge/Iii-V Logic Ics
An international research team has been exploring the role of gate oxide border traps in devices being developed for future electronics.The researchers presented their results at the 2012 International Electron ...
Circuit Schematic - Driving High Brightness LED
HB (high-brightness) LEDs require a large amount of current to operate. When driving HB LEDs from a voltage source, you can set the required current with a suitable series resistor. If the voltage source is a ...
Graphite Substrate Exploration for Vertical Nitride LEDs -2
The impact of using a vertical current injection structure was also seen in a higher external quantum effi- ciency (EQE) of 16.2% at 350mA, com- pared with 13.2% for the LLED. At 550mA, the VLED EQE fell 11.9%, ...
Graphite Substrate Exploration for Vertical Nitride LEDs -1
Light output power increased 23% over conventional lateral LEDs. Korea's universities have used aluminum-alloyed graphite as a thermally conducting substrate to improve the light output power performance of ...
The Movement of the Harvey LED Task Lamp By David Oxley
Created by David Oxley, the Harvey LED task lamp consists of joints held together with magnets rather than springs or cantilevers. This design allows for a wider variety of movement than a typical lamp would be ...
Design Miami 2012's Top Lighting Designs
Mathieu Matégot Floor Lamp, ca.1950 Tubular steel, folded and perforated sheet steel 21 in diameter Images courtesy of art.sy December 5th through the 9th marked the exhibition of Design Miami at the ...
David Derksen's Science Inspired Lighting
David Derksen has had a continual fascination with the beauty, form and manufacturing techniques found in scientific glassware. From this interest the Flask Vase, Flask Light and Dewar Light were born. ...
Federal Phase out of Incandescents Misunderstood – Stop ...
I There is no incandescent apocalypse imminent, so you can save yourself the trouble of hoarding incandescent bulbs from Home Depot, as well as save yourself from unusual stares at the sales counter. ...
Recycled Decanter Pendants by Lee Broom
Not just for storing liquor, these pretty decanters were repurposed into pendant lamps. The designer Lee Broom created these beauties for Coquine, a bar in London. Very fitting, right? Photo courtesy ...
Winter Update: Can Ceiling Fans Improve Heating Costs?
Most people know that ceiling fans improve cooling costs but what about heating costs? Can ceiling fans help reduce your heating costs? Fanimation Fan Per Energy Star: - When Using the ...
More for Your Money: Diy Lightbulb Lamp
Make your blown out incandescent light bulbs worth something by turning them into a bold and interesting lamp piece. Not only do these little lamps look cool and industrial, they also will last you a lifetime. ...
Philips Lumiblade: The Future of Lighting
Philips Lighting, they always seem to be on the forefront of making lighting history. Philips designs light bulbs, ballasts and even electrical accessories, but beyond that they have created a very large design ...
Delight Your Heart with The Warm Glow of Leds &Amp; Rechargeable ...
The warm glowing heart for evening snuggles comes easier with the low heat, energy efficient technology of LEDs. Huggable, covered in thousand of roses, able to illuminate a room with warm feelings, ...
Kitchen Lighting & Design: The Essentials
Kitchen lighting has come along way since the introduction of electricity, just over 100 years ago. Table lamps, pendants, accent lighting and ceiling lights have replaced candles, fireplaces and the warm ...
Adding The Essence of Snow with Louis Poulsen
Created by Louis Poulsen, this floor lamp turns your space into a dramatic one. When turned on, the Snow Floor Lamp creates an enchanting setting not typical to traditional decor. Image courtesy of ...
Diy Cluster House Chandelier by Hutch Studio
This house pendant lamp was created by Hutch studio, made from 33 paper houses cut out of the pages of vintage 50′s cookbooks. Held together with simple string and a spiraling wire, the houses create a ...
Can Fireflies Help to Create a Breakthrough in LED Technology
i It’s debatable, but perhaps fireflies might have been the inspiration Edison used to create the light bulb. Nevertheless, fireflies have not only fascinated admirers at night, but scientists as well. ...
Hauling, Cutting, Burning Wood – NO! Burning Fuel – NO! What ...
What if your fireplace could be wall mounted, not use fuel and still heat your home? What if it looked attractive and raised the temperature of your house considerably? With no hauling, cutting and stacking ...
Led Tape Light Carpet – an Illuminating Idea!
LED Tape Light Rug Image courtesy of IMU Design LED tape light crocheted into a carpet? A unique application for LED tape light that can be walked on, sat on and even slept on. These are not your ...
