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IEEE Spectrum March 2010 Richard Stevenson |
Lasers Get the Green Light Compact green-light sources could slash the cost of laser TV |
IEEE Spectrum January 2010 Richard Stevenson |
Winner: NanoGaN's Crystal Method NanoGaN's substrates will grow better, cheaper lasers |
Chemistry World January 26, 2015 Matthew Gunther |
Blue LEDs may be caught in a trap Blue LEDs are notoriously difficult to make, which has slowed down the production of cheap, highly efficient white LED light bulbs. Now, UK scientists think they know why. |
IEEE Spectrum October 2005 Salvatore Coffa |
Light From Silicon For decades, silicon was a semiconducting dim bulb, but now we can make it into LEDs that match the best made from more exotic materials |
Technology Research News October 6, 2004 |
Crystal structure tunes nanowires A new process that controls the crystal structure of nanowires made from specific semiconductors may enable electronic components, such as light-emitting diodes and laser diodes, with tunable properties. |
IEEE Spectrum January 2011 Richard Stevenson |
LED Lighting: Blue + Yellow = White Giving LEDs the blues was the key to replacing the incandescent bulb |
IEEE Spectrum February 2006 Holonyak & Feng |
The Transistor Laser Ultrafast transistors that output optical and electrical signals open a new computing frontier. |
Technology Research News April 23, 2003 |
Casting yields non-carbon nanotubes Researchers from the University of California at Berkeley have developed a method of making minuscule tubes of gallium nitride that have useful electrical and optical properties. |
IEEE Spectrum July 2010 Richard Stevenson |
The World's Best Gallium Nitride A little Polish company you've never heard of is beating the tech titans in a key technology of the 21st century |
Technology Research News April 21, 2004 Kimberly Patch |
Material Grabs More Sun Silicon solar cells capture only some of the spectrum of sunlight, limiting their efficiency. A mix of several metals and oxygen could lead to solar cells that capture much more sunlight. The key is misaligning the material's crystal structure by infusing it with oxygen atoms. |
Popular Mechanics January 27, 2010 Adam Hadhazy |
17 Projects Shaping the Future of LED Lights The Department of Energy announced $37 million in grants earlier this month in its sixth round of funding for solid-state lighting. The cash will go toward basic research, product development and manufacturing of light-emitting diodes and carbon-containing organic light-emitting diodes. |
IEEE Spectrum August 2008 Neil Savage |
Cheaper LEDs Possible by Growing Gallium Nitride on Silicon Engineers take a step toward cheaper solid-state lighting. |
Technology Research News December 11, 2002 Kimberly Patch |
Material soaks up the sun The semiconductor indium nitride got a raw deal a few decades back when it was misclassified as a mediocre photovoltaic. It turns out the stuff could be a champ at changing sunlight into electricity. If all goes according to plan, indium nitride will make for more efficient solar cells. |
IEEE Spectrum May 2007 Michael Riordan |
Tales of Nakamura In Brilliant!: Shuji Nakamura and the Revolution in Lighting Technology, author Bob Johnstone weaves a lucid, captivating narrative around Nakamura's struggles to achieve his luminous dream. |
Chemistry World January 17, 2013 David Bradley |
Casting a shadow over green light bulbs New research suggests that the environmental legacy of the toxic metals in CFLs and LEDs, including copper, lead, mercury and zinc, needs to be given greater consideration by policymakers formulating strategies to cut energy use. |
National Defense June 2011 Grace V. Jean |
New Semiconductor Readied for Mass Production Researchers have been developing gallium nitride semiconductors for nearly two decades. |
Reactive Reports Issue 40 David Bradley |
Lighting Up with Nanowires Semiconductor nanowires are beginning to emerge as rather versatile building blocks for creating photodetectors, LEDs and lasers |
Technology Research News June 1, 2005 |
Nano LEDs Made Easier Researchers have devised a relatively simple method of making arrays of nanoscale light-emitting diodes. The light-emitting diodes could eventually be used in lasers and in nanoscale lamps used in sensors and microscopes, according to the researchers. |
Chemistry World January 30, 2009 Phillip Broadwith |
White LEDs to Plummet in Price Home and office lighting using white LEDs is one step closer to becoming reality now that researchers in Cambridge have developed technology which could slash the cost of their production. |
IEEE Spectrum September 2006 J R Minkel |
A Tabletop UV Microscope With the recent demonstration of a high-resolution ultraviolet microscope that fits on a tabletop, semiconductor manufacturing and basic science researchers alike may soon have a far easier time getting the images they need. |
IEEE Spectrum May 2011 Wager & Hoffman |
Thin, Fast, and Flexible Semiconductors Amorphous oxide semiconductors promise to make flat-panel displays faster and sharper than today's silicon standby. |
IEEE Spectrum January 2012 Richard Stevenson |
LED Bulbs for Less In 2012, there will finally be a first-rate LED bulb you can afford |
Chemistry World April 2010 |
LEDs to light up the world White light emitting diodes are set for a bright future in the household and commercial lighting markets. |
Military & Aerospace Electronics June 2005 Lee, Hillman & Kim |
Industry News: How to Predict Failure Mechanisms in LED and Laser Diodes Optical circuits provide an opportunity for meeting military and avionics performance needs. But predicting the reliability of these products can be difficult for the reliability engineer with little experience in optoelectronic technology. Here's where an engineer can start. |
BusinessWeek March 1, 2004 Dawson & Tashiro |
For High Technology, A Bolt From The Blue New diodes promise denser disks and brighter bulbs -- just for starts |
Fast Company September 14, 2011 Rachel Z. Arndt |
Fifty Bucks For A Lightbulb? Say Hello To LED Bulbs We're told LED bulbs will brighten our future. Just not yet. |
The Motley Fool April 4, 2007 Dan Bloom |
Light at the End of the Tunnel for Cree? The manufacturer has been struggling, but its day may be coming. Definitely perform due diligence before investing, though. |
Technology Research News April 7, 2004 |
Nano ribbons coil into rings Researchers from the Georgia Institute of Technology have found a way to coax microscopic zinc oxide ribbons to spontaneously coil, slinky-like, into perfect rings. |
IEEE Spectrum November 2010 Bedair et al. |
Spintronic Memories to Revolutionize Data Storage Superdense MRAM chips based on the bizarre property of electron spin could replace all other forms of data storage |
Chemistry World October 7, 2014 |
Inventors of blue LED win physics Nobel The 2014 Nobel prize in physics has been awarded to Isamu Akasaki and Hiroshi Amano, of Nagoya University, Japan, and Shuji Nakamura of the University of California, Santa Barbara, US, for the invention of efficient blue light emitting diodes. |
IndustryWeek September 1, 2008 Jill Jusko |
Low-Cost LED Lighting Advances Breakthrough by Purdue University could help reduce energy consumption. |
IEEE Spectrum February 2012 Miles et al. |
Using Lasers to Find Land Mines and IEDs A laser could ionize a distant puff of air and thus safely detect the fumes from buried explosives |
IEEE Spectrum September 2008 Peide D. Ye |
Beyond Silicon's Elemental Logic In the quest for speed, key parts of micro-processors may soon be made of gallium arsenide or other III-V semiconductors |
IEEE Spectrum June 2011 Richard Stevenson |
Silicon Is Key to Quest for $5 LED Lightbulb Bridgelux process grows gallium-nitride on high-volume silicon wafers |
AboutSafety May 8, 2001 |
Laser Safety Guidelines for understanding the dangers of lasers and the importance of working with them safely... |
Chemistry World December 4, 2006 Richard Van Noorden |
Hydrogen Gets Promiscuous Hydrogen is a more promiscuous element than chemists have appreciated: it can form up to six strong chemical bonds in some solids, researchers report. |
Chemistry World March 1, 2007 Richard Van Noorden |
World's Blackest Material Unveiled Researchers have unveiled the least shiny material ever made, a chunk of pure darkness that has the most anti-reflective coating known to science. |
Chemistry World May 29, 2012 Laura Howes |
CuF computation contradicts textbooks Aron Walsh from the University of Bath, UK, who worked on the calculations, describes cuprous fluoride as the 'missing semi-conductor' between zinc oxide and gallium nitride. |
IEEE Spectrum March 2012 Bernie Weir |
The Subtle Circuitry Behind LED Lighting The circuitry behind LED lighting poses tricky challenges |
PC Magazine August 30, 2004 Alfred Poor |
LEDs Light Up LCD TVs Light-Emitting Diodes could offer richer colors and more environmentally friendly LCD monitors. |
CFO November 1, 2004 John Edwards |
Let There Be Cheaper Light In the long run, LED devices can generate big savings in energy consumption. |
IEEE Spectrum January 2011 Paul Wallich |
The Lightbulb That Really Is a Better Idea LED bulbs change the lighting equation |
Chemistry World June 11, 2012 Catherine Bacon |
Which energy saving light bulb is best for sensitive skin? UK researchers have compared the UV emissions given off by different types of energy saving light bulbs so that people with photosensitive skin can reduce their exposure to UV light. |
Fast Company March 2014 Jon Gertner |
How Philips Altered The Future Of Light Their Innovation Lab is banal so that Philips can gauge the effect of something radical, in this case the impact of new types of LED lights -- lights that turn cerulean blue or sunset pink; lights that dim or brighten wirelessly. |
Technology Research News December 17, 2003 |
Chemists grow nano menagerie Researchers from Sandia National Laboratories have found a simple way to make tiny, complicated shapes from zinc oxide, including arrays of vertically-aligned rods, flat disks, and columns that resemble stacks of coins. |
IEEE Spectrum December 2007 Joshua J Romero |
Japanese Engineers Turn High-k Dielectric Transistor Problem on Its Head One gate metal and two high-k dielectrics could mean a cheaper and easier 45-nanometer CMOS manufacturing process for transistors. |
IEEE Spectrum May 2006 Harry Goldstein |
GaAsing Up Cellphones Gallium arsenide transistors could power tiny, blazingly fast multimedia handsets. |
Technology Research News December 3, 2003 |
Spin material handles heat Researchers from the Royal Institute of Technology in Sweden have doped, or mixed the semiconductor zinc oxide with the metal manganese to make a ferromagnetic semiconductor material that retains its magnetic properties at temperatures as high as 177 degrees Celsius. |
The Motley Fool April 19, 2007 Rich Duprey |
LEDing the Way to Profits With the world deciding to turn off the lights and some big players deciding that alternatives are needed right away, opportunities abound for investors to profit from the bright lights of the LED industry. |
Technology Research News December 15, 2004 |
See-Through Circuits Speed up Researchers have moved transparent semiconductors forward with an indium gallium zinc oxide mixture that can be deposited on plastic, is transparent, and potentially performs one to three orders of magnitude better than today's plastic transistors. |