Optical frequency combs can enable ultrafast processes in physics, biology, and chemistry, as well as improve communication and navigation, medical testing, and security. The Nobel Prize in Physics 2005 was awarded to the ...
Optics & Photonics
Oct 8, 2018
4
257
Researchers in the School of Engineering & Applied Science at Washington University in St. Louis have discovered a novel route to encode chaos on light in an optomechanical microresonator system.
Optics & Photonics
May 9, 2016
1
787
In two new studies, researchers at the National Institute of Standards and Technology (NIST) have greatly improved the efficiency and power output of a series of chip-scale devices that generate laser light at different colors ...
Optics & Photonics
Mar 28, 2023
0
253
What if there were a gadget that could within short order check whether you have COVID or the flu—or maybe it would even pick up that you have diabetes without knowing it? The device could figure all this out without you ...
Optics & Photonics
Dec 29, 2022
1
153
For the first time, scientists were able to create ultrashort dark and bright light pulses that are linked together in tiny glass rings called microresonators. Each of the flashes consist of many different, precisely defined ...
Optics & Photonics
Jan 27, 2022
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49
Researchers including a postdoc at the University of Massachusetts Amherst have created a gear-shaped photonic crystal microring that increases the strength of light-matter interactions without sacrificing optical quality. ...
Optics & Photonics
Jan 26, 2022
1
71
Scientists at the University of Bath in the UK have found a way to bind together two photons of different colors, paving the way for important advancements in quantum-electrodynamics—the field of science that describes ...
Optics & Photonics
Mar 2, 2021
0
8351
Low-noise microwave signals are of critical importance in numerous applications such as high-speed telecommunication and ultrafast data processing. Conventionally, such signals are generated with bulky and delicate microwave ...
Optics & Photonics
Sep 29, 2020
0
135
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
Optical microresonators convert laser light into ultrashort pulses travelling around the resonator's circumference. These pulses, called "dissipative Kerr solitons," can propagate in the microresonator maintaining their shape.
Optics & Photonics
Sep 9, 2019
0
91
