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Search results for soliton

Optics & Photonics Feb 19, 2020

Intelligent control of mode-locked femtosecond pulses by time-stretch-assisted spectral analysis

Researchers in China led by Lilin Yi at Shanghai Jiao Tong University developed apparatus and software algorithms allowing automatic 'intelligent control' over the femtosecond pulses generated by mode-locked fiber lasers. ...

General Âé¶¹ÒùÔºics Jan 10, 2020

New research uses optical solitons in lasers to explore naturally-occurring supramolecules

Curtis Menyuk, professor of computer science and electrical engineering at the University of Maryland, Baltimore County (UMBC), has collaborated with a team directed by Philip Russell at the Max-Planck Institute for the Science ...

Materials Science Oct 21, 2019

Schools of molecular 'fish' could improve display screens

Take a dive into what may be the world's smallest coral reef. Scientists at the University of Colorado Boulder are using a type of material called liquid crystals to create incredibly small, swirling schools of "fish," according ...

Optics & Photonics Oct 16, 2019

Always on beat: Ultrashort flashes of light under optical control

Ultrashort laser pulses have enabled scientists and physicians to carry out high-precision material analyses and medical procedures. Âé¶¹ÒùÔºicists from the University of Bayreuth and the University of Göttingen have now discovered ...

Optics & Photonics Oct 3, 2019

Exoplanets to medical tests: Tiny frequency devices open up new applications

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 ...

Mathematics Sep 20, 2019

Mathematician describes movement in a flat strip of plasma for first time

A RUDN University mathematician has for the first time proved the theorem of existence and uniqueness of solutions of the Zakharov-Kuznetsov equation in a strip. Such theorems are very rare for partial differential equations. ...

General Âé¶¹ÒùÔºics Sep 10, 2019

Making waves with metamaterials

For Jordan Raney, assistant professor in the Department of Mechanical Engineering and Applied Mechanics, cutting-edge science sometimes involves whacking a rubber disc with a hammer.

Optics & Photonics Sep 9, 2019

Making and controlling crystals of light

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.

General Âé¶¹ÒùÔºics Aug 12, 2019

Patterns typically observed in water can also be found in light

Sometimes in shallow water, a type of wave can form that is much more stable than ordinary waves. Called solitons, these phenomena emerge as solitary waves and can travel long distances while maintaining their shape and speed, ...

Optics & Photonics Jul 31, 2019

Laser solitons: Theory, topology and potential applications

In almost all situations, even in a vacuum, light cannot travel endlessly without dissipating. Pulses of light known as solitons that propagate along fibres for long distances without changing their shape or losing focus ...

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