Within the electromagnetic middle ground between microwaves and visible light lies terahertz radiation, and the promise of "T-ray vision."
Optics & Photonics
Nov 14, 2019
2
465
A technology that has enabled ever-faster delivery of voice and data over the Internet and other telecommunications platforms could play a front-and-center role in NASA's quest to develop a super-small instrument for gathering ...
Space Exploration
Oct 24, 2019
0
14
At human scale, controlling temperature is a straightforward concept. Turtles sun themselves to keep warm. To cool a pie fresh from the oven, place it on a room-temperature countertop.
Nanomaterials
Aug 10, 2019
0
490
Researchers have used an extremely bright mid-infrared laser to perform an analytical technique known as spectroscopic ellipsometry. The new approach captures high-resolution spectral information in less than a second and ...
Optics & Photonics
Jul 2, 2019
0
0
Researchers at EPFL have come up with a new middle infrared light source that can detect greenhouse and other gases, as well as molecules in a person's breath. The compact system, which resembles a tiny suitcase, contains ...
Analytical Chemistry
Apr 4, 2019
2
53
A new study reveals asteroid impacts on ancient Mars could have produced key ingredients for life if the Martian atmosphere was rich in hydrogen. An early hydrogen-rich atmosphere on Mars could also explain how the planet ...
Space Exploration
Mar 26, 2019
1
90
A new astronomical spectrograph built by a Penn State-led team of scientists provides the highest precision measurements to date of infrared signals from nearby stars, allowing astronomers to detect planets capable of having ...
Astronomy
Feb 21, 2019
0
20
Laser physicists have succeeded in reducing the acquisition time for data required for reliable characterization of multidimensional electron motions by a factor of 1000.
Optics & Photonics
Feb 6, 2019
0
7
If extraterrestrial intelligence exists somewhere in our galaxy, a new MIT study proposes that laser technology on Earth could, in principle, be fashioned into something of a planetary porch light—a beacon strong enough ...
Astronomy
Nov 5, 2018
22
2049
A cheap, compact technique for analyzing samples at infrared wavelengths using visible-wavelength components could revolutionize medical and material testing.
Optics & Photonics
Nov 1, 2018
0
10
