Just as a meter stick with hundreds of tick marks can be used to measure distances with great precision, a device known as a laser frequency comb, with its hundreds of evenly spaced, sharply defined frequencies, can be used ...
Optics & Photonics
Jun 22, 2020
0
1041
We've all experienced turbulent air and water, but did you know light can be turbulent too?
Optics & Photonics
Jun 17, 2020
4
272
Xu Yi, assistant professor of electrical and computer engineering at the University of Virginia, collaborated with Yun-Feng Xiao's group from Peking University and researchers at Caltech to achieve the broadest recorded spectral ...
Optics & Photonics
May 22, 2020
0
352
Researchers at the National Institute of Standards and Technology (NIST) have used state-of-the-art atomic clocks, advanced light detectors, and a measurement tool called a frequency comb to boost the stability of microwave ...
Optics & Photonics
May 21, 2020
3
1504
In our information society, the synthesis, distribution, and processing of radio and microwave signals are ubiquitous in wireless networks, telecommunications, and radars. The current tendency is to use carriers in higher ...
Optics & Photonics
Apr 20, 2020
0
301
A team from the Department of Energy's Oak Ridge National Laboratory has conducted a series of experiments to gain a better understanding of quantum mechanics and pursue advances in quantum networking and quantum computing, ...
Optics & Photonics
Jan 23, 2020
0
326
Professor Kaoru Minoshima from the University of Electro-Communications and NEOARK Corporation have succeeded in prototyping a greatly improved magneto-optic effect measurement device as part of the ERATO MINOSHIMIA Intelligent ...
Optics & Photonics
Nov 19, 2019
0
5
Accurately measuring frequencies of light is required for timekeeping. It's also a critical component in many science experiments and technologies, from military defense to detecting air pollution, tests of fundamental physics ...
Optics & Photonics
Oct 3, 2019
0
9
Researchers have announced a prototype for a laser at the heart of the first space-based gravitational wave observatory, known as the Laser Interferometer Space Antenna (LISA) mission. The team's new laser nearly meets the ...
Optics & Photonics
Sep 18, 2019
0
35
Nature has a way of finding optimal solutions to complex problems. For example, despite the billions of ways for a single protein to fold, proteins always fold in a way that minimizes potential energy. Slime mold, a brainless ...
General Physics
Jun 26, 2019
0
1
