By contrast, traditional light sources emit unpolarized light or linearly ... making data rates faster and more secure. Incandescent lights, seemingly old and obsolete in the age of LEDs, have ...

"LED light sources with good color characteristics are now commonly rated for 120-150 lumens/watt," McGowan says. That's ten ...

bulbs is that incandescent lights use a filament that heats up to produce light, while LED lights operate by passing an ...

Bright, twisted light can be produced with technology similar ... Usually photons from a blackbody source are randomly polarized -- their waves may oscillate along any axis. The new study revealed ...

Many countries have phased out incandescent bulbs because they waste energy by making heat The US is scrapping a ban on energy-inefficient light bulbs which was due to come in at the beginning of ...

A light source consisting of a long glass tube containing ... because they use considerably less power and last much longer than incandescent lighting. However, due to their tubular design and ...