A thorough understanding of galaxy evolution depends in part on an accurate measurement of the abundance of metals in the intergalactic medium—the space between stars—but dust can impede observations in optical wavelengths. ...
Astronomy
Jun 1, 2022
1
818
Today's society generates ever more internet data traffic for applications such as ultra-high-definition video, cloud services and 5G mobile connections. This decades-long continual exponential growth of data traffic has ...
Optics & Photonics
Apr 22, 2022
0
13
The recent launches of the James Webb Space Telescope (Webb) and the Imaging X-ray Polarimetry Explorer (IXPE) by NASA and its international partners are excellent reminders that the universe emits light or energy in many ...
Astronomy
Feb 2, 2022
1
61
Data traffic is rapidly growing and can soon overload the current internet infrastructure. The key to solve this overload problem is to improve the data transmission over optical fibers. Vinicius Oliari defended his Ph.D. ...
Optics & Photonics
Jan 24, 2022
0
39
NASA's Laser Communications Relay Demonstration (LCRD) will use laser communications systems to transmit data from space to Earth. Below are six things you need to know about NASA's revolutionary LCRD mission.
Space Exploration
Nov 18, 2021
0
51
In a new publication from Opto-Electronic Advances, Shreeniket Joshi and Amirkianoosh Kiani from Ontario Tech University, Ontario, Canada, discuss hybrid artificial neural networks and analytical model for prediction of optical ...
Nanomaterials
Nov 5, 2021
0
16
Researchers have developed a fast and energy-efficient laser-writing method for producing high-density nanostructures in silica glass. These tiny structures can be used for long-term five-dimensional (5D) optical data storage ...
Optics & Photonics
Oct 28, 2021
4
2079
An international team of astronomers has unveiled the nature of hundreds of gamma-ray emitting sources, discovering that most of them belong to the class of active galaxies known as blazars.
Astronomy
Oct 11, 2021
0
1341
Optical coherence tomography (OCT) is a non-invasive imaging method that can provide 3D information of biological samples. The first generation of OCT systems were based on time-domain imaging, using a mechanical scanning ...
Optics & Photonics
Jul 29, 2021
0
358
Data and signals can be transmitted quickly and reliably with glass fibers—as long as the fiber does not break. Strong bending or tensile stress can quickly destroy it. An Empa team has now developed a fiber with a liquid ...
Polymers
Jul 29, 2021
0
214
