Led by Young Duck Kim, a postdoctoral research scientist in James Hone's group at Columbia Engineering, a team of scientists from Columbia, Seoul National University (SNU), and Korea Research Institute of Standards and Science ...
Nanomaterials
Jun 15, 2015
13
9075
Technology developed by the University of Cincinnati and industry partners can do something that neither blinds nor existing smart windows can do. This patent-pending research, supported by the National Science Foundation, ...
Optics & Photonics
Jun 10, 2015
1
108
A congressional deal to finance the government chips away at some Obama administration energy and environmental programs, but leaves largely intact the president's plans on global warming—at least until Republicans take ...
Environment
Dec 11, 2014
3
0
US-based researcher Shuji Nakamura, one of three scientists to win the Nobel Prize Tuesday for Physics, said he was delighted to see his "dream of LED lighting" become a reality.
General Physics
Oct 7, 2014
0
0
In the United States, the start of 2014 marked the end of an era—the "death" of incandescent light bulbs. Not that all 40- and 60-watt incandescent light bulbs simultaneously stopped working on January 1, 2014, but their ...
Condensed Matter
Aug 22, 2014
1
0
Chemists at Ludwig-Maximilians-Universitaet (LMU) in Munich have developed a novel type of red phosphor material, which significantly enhances the performance of white-emitting LEDs.
Materials Science
Jun 23, 2014
1
78
Not too long ago, I wrote a review of several 60 watt-equivalent bulbs that use light-emitting diodes. I touched on a few ideas about the future of light bulbs that prompted some conversation both online and in the office.
Energy & Green Tech
Apr 2, 2014
20
1
LEDs are durable and save energy. Now researchers have found a way to make LED lamps even more compact while supplying more light than commercially available models. The key to success: transistors made of the semiconductor ...
Energy & Green Tech
Mar 4, 2014
0
0
As the world moves away from incandescent light bulbs, light-emitting diodes (LEDs) are growing in popularity. They use significantly less energy and have far longer lifetimes than do the traditional incandescent bulbs, which ...
General Physics
Feb 27, 2014
0
8
The average amount of electricity consumed in U.S. homes has fallen to levels last seen more than a decade ago, back when the smartest device in people's pockets was a Palm pilot and anyone talking about a tablet was probably ...
Energy & Green Tech
Dec 30, 2013
3
0
