News tagged with infrared light

New way to generate terahertz radiation

(Phys.org) -- Cornell researchers have developed a new method of generating terahertz signals on an inexpensive silicon chip, offering possible applications in medical imaging, security scanning and wireless ...

Jul 11, 2012
4.9 / 5 (12) 4

Spitzer discovers young stars with a 'hula hoop'

(Phys.org) —Astronomers using NASA's Spitzer Space Telescope have spotted a young stellar system that "blinks" every 93 days. Called YLW 16A, the system likely consists of three developing stars, two of ...

Jul 31, 2013
4.3 / 5 (6) 0

Sweeping the dust from a cosmic lobster

(Phys.org)—A new image from ESO's VISTA telescope captures a celestial landscape of glowing clouds of gas and tendrils of dust surrounding hot young stars. This infrared view reveals the stellar nursery ...

Feb 20, 2013
5 / 5 (2) 0

UKIRT discovers 'impossible' binary stars

(Phys.org) -- A team of astronomers have used the United Kingdom Infrared Telescope (UKIRT) on Hawaii to discover four pairs of stars that orbit each other in less than 4 hours. Until now it was thought that ...

Jul 05, 2012
4.8 / 5 (18) 18

Nanocrystal infrared LEDs can be made cheaply

(Phys.org) -- Light-emitting diodes at infrared wavelengths are the magic behind such things as night vision and optical communications, including the streaming data that comes through Netflix. Cornell researchers have advanced ...

May 10, 2012
3.8 / 5 (6) 0