Many take dim view of new-fangled Christmas lights
(AP) -- To Steven Walls, it's beginning to look nothing like Christmas, anywhere he goes.
Energy & Green Tech
Dec 21, 2009
10
0
Page 6 - News tagged with led bulbs
All That Glitters Is Now Gold
(PhysOrg.com) -- In full sunlight at mid-day, gold objects are brilliant and richly colored. Put those same objects in a dark interior room with only fluorescent lamps, however, and they will look pale and slightly greenish ...
Engineering
Oct 1, 2009
0
0
Wavelength stable green InGaN micro LEDs monolithically grown on silicon substrate
With their superior efficiency, stability, and device volume properties, conventional light emitting diodes (LEDs) have already revolutionized the lighting and display world. LEDs are typically stacks of semiconductor thin ...
Nanophysics
Oct 13, 2022
0
6
Save energy, money with Philips AmbientLED 12.5 watt
The world's first LED replacement for a 60-watt incandescent bulb is now also the first to earn ENERGY STAR qualification. Philips Lighting announced today that the Philips AmbientLED 12.5 watt (also sold professionally under ...
Energy & Green Tech
Feb 16, 2011
0
0
NIST 'Vision Science Facility' aims for lighting revolution
Light-emitting diodes, or LEDs, have become popular with backpackers and cyclists who mount them on headbands for a reliable, hands-free source of illumination. Now, a new lab at the National Institute of Standards and Technology ...
Other
Sep 29, 2010
0
0
Gadgets: Consumer Electronics Show 2010 roundup
With the annual Consumer Electronic Show taking over Las Vegas last week, an endless number of products were introduced and on display.
Consumer & Gadgets
Jan 14, 2010
0
0
