Carbon is not just the most important element for life, it also has fascinating properties of its own. Graphene—a pure carbon sheet just one atom thick—is one of the strongest materials. Roll graphene into a cylinder ...
Nanomaterials
Nov 28, 2017
0
3
Reflected sunlight is the source of the illumination for visible wavelength images such as the one above. However, at longer infrared wavelengths, direct thermal emission from objects dominates over reflected sunlight. This ...
Space Exploration
Oct 31, 2017
0
5
This spooky sight, imaged by the NASA/ESA Hubble Space Telescope, resembles fog lit by a streetlamp swirling around a curiously shaped hole – and there is some truth in that. While the 'fog' is dust and gas lit up by the ...
Astronomy
Oct 30, 2017
0
15
Scientists will use NASA's James Webb Space Telescope to study sections of the sky previously observed by NASA's Great Observatories, including the Hubble Space Telescope and the Spitzer Space Telescope, to understand the ...
Astronomy
Oct 4, 2017
1
51
Engineers at Caltech have for the first time developed a light detector that combines two disparate technologies—nanophotonics, which manipulates light at the nanoscale, and thermoelectrics, which translates temperature ...
Nanophysics
Jun 28, 2017
0
18
The best way to study the atmospheres of distant worlds with the James Webb Space Telescope, scheduled to launch in late 2018, will combine two of its infrared instruments, according to a team of astronomers.
Astronomy
May 9, 2017
0
374
A new reconfigurable device that emits patterns of thermal infrared light in a fully controllable manner could one day make it possible to collect waste heat at infrared wavelengths and turn it into usable energy.
Optics & Photonics
Apr 13, 2017
1
1266
Stars are bursting into life all over this image from ESA's Herschel space observatory. It depicts the giant molecular cloud RCW106, a massive billow of gas and dust almost 12 000 light-years away in the southern constellation ...
Astronomy
Feb 20, 2017
0
10
Just as the new calendar year begins, and with it a feeling of new beginnings, so this network of dust and gas shows a portion of sky where star birth is yet to take hold.
Astronomy
Jan 3, 2017
15
345
Duke University researchers believe they have overcome a longstanding hurdle to producing cheaper, more robust ways to print and image across a range of colors extending into the infrared.
Nanophysics
Dec 14, 2016
0
423
