A team of University of Otago/Dodd-Walls Centre scientists have created a novel device that could enable the next generation of faster, more energy efficient internet. Their breakthrough results have been published in the ...
Optics & Photonics
Apr 18, 2019
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Russian physicists have developed a method for drastically narrowing the emission spectrum of an ordinary diode laser, like that in a laser pointer. This makes their device a useful replacement for the more complex and expensive ...
Optics & Photonics
Nov 2, 2018
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Recently, a research team led by Prof. Guo Guangcan from the University of Science and Technology of China (USTC) demonstrated nonreciprocal routing between any two modes with different frequencies through radiation pressure ...
Optics & Photonics
Mar 6, 2023
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Microresonators based frequency combs, microcombs, have attracted huge interest in the last decades for their revolutionary performance of compact size, flexible comb spacing, and broad bandwidth. Wide applications of microcombs ...
Optics & Photonics
Feb 2, 2023
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Kerr microcombs are sets of equidistant spectral lines generated by pumping a high-Q microresonator with a resonant continuous-wave single-mode laser. They have arguably created a new field in cavity nonlinear photonics, ...
Optics & Photonics
Oct 13, 2022
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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
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Researchers from Aston University and ITMO University demonstrated a new method to fabricate optical microresonators with unprecedented precision of less than the diameter of a single hydrogen atom and 100 times less than ...
Optics & Photonics
Aug 16, 2016
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(PhysOrg.com) -- Researchers from the NIST Center for Nanoscale Science and Technology and Purdue University have designed and fabricated an on-chip microresonator that converts continuous laser light into ultra-short pulses ...
Optics & Photonics
Jan 19, 2012
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Whispering-gallery-mode (WGM) microresonators are opening up many new research directions that enable the detection of proteins, enzymes and DNA, down to single molecules. A new class of sensors makes use of active microresonators ...
Optics & Photonics
Mar 16, 2021
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