Optical logical operations have sparked major interest in the past decade since they can enable many applications, particularly those involving high-throughput and on-the-fly data processing such as secured wireless communication ...
Optics & Photonics
May 26, 2020
0
15
The first images from the National Science Foundation's 4-meter Inouye Solar Telescope, released in late January, revealed the Sun in jaw-dropping detail. The telescope's size—it is the largest solar telescope in the world—allowed ...
Space Exploration
Apr 20, 2020
0
11
More than 99% of our Internet data is carried by optical fibers but with our data demands increasing, we are pushing our existing fiber networks to their limits. One way to increase the capacity of fibers is to transmit signals ...
Optics & Photonics
Feb 28, 2020
0
45
Lightning—one, two, three—and thunder. For centuries, people have estimated the distance of a thunderstorm from the time between lightning and thunder. The greater the time gap between the two signals, the further away ...
Earth Sciences
Feb 21, 2020
34
3938
Patients with diabetes have to test their blood sugar levels several times a day to make sure they are not getting too high or too low. Studies have shown that more than half of patients don't test often enough, in part because ...
Analytical Chemistry
Jan 27, 2020
1
427
Physicists from the University of Würzburg have converted electrical signals into photons and radiated them in specific directions using a low-footprint optical antenna that is only 800 nanometers in size.
Nanophysics
Jan 8, 2020
0
205
How our eyes detect and respond to changes in light intensity is determined by specialized cells in the eye called photoreceptors. In addition to converting light into electrical signals, effectively allowing us to see, rod-shaped ...
Biotechnology
Nov 20, 2019
0
140
Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have developed an optical switch that routes light from one computer chip to another in just 20 billionths of a second—faster ...
Optics & Photonics
Nov 14, 2019
2
159
Astronomers from Max Planck Institute for Extraterrestrial Physics in Germany have observed a new outburst from SSS1, a luminous transient supersoft X-ray source in the nearby galaxy NGC 300. The newly detected event could ...
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
