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Search results for soliton

Optics & Photonics Mar 19, 2021

Researchers reveal missing optical localized gap modes

Electromagnetically induced transparency (EIT) is a typical quantum destructive interference effect, which possesses many striking properties such as elimination of optical absorption, reduction of group velocity and remarkable ...

Quantum Âé¶¹ÒùÔºics Mar 9, 2021

Breaking the warp barrier for faster-than-light travel

If travel to distant stars within an individual's lifetime is going to be possible, a means of faster-than-light propulsion will have to be found. To date, even recent research about superluminal (faster-than-light) transport ...

Optics & Photonics Mar 4, 2021

New microcomb could help discover exoplanets and detect diseases

Tiny photonic devices could be used to find new exoplanets, monitor health, and make the internet more energy efficient. Researchers from Chalmers University of Technology, Sweden, now present a game-changing microcomb that ...

Optics & Photonics Feb 22, 2021

Optical frequency combs with a new dimension

Periodic pulses of light forming a comb in the frequency domain are widely used for sensing and ranging. The key to the miniaturization of this technology toward chip-integrated solutions is the generation of dissipative ...

Nanophysics Jan 22, 2021

Observing chiral edge states in gapped nanomechanical graphene

Edge states are an emerging concept in physics and have been explored as an efficient strategy to manipulate electrons, photons and phonons for next-generation hybrid electro-optomechanical circuits. Scientists have used ...

Cell & Microbiology Jan 13, 2021

Scientists model protein behavior of archaeal viruses to crack protein folding mystery

Scientists from the Pacific Quantum Center of Far Eastern Federal University (FEFU) report that the slipknot-structure AFV3-109 protein folds and unfolds depending on temperature. The protein is typical for the archaea, viruses ...

General Âé¶¹ÒùÔºics Dec 18, 2020

Speed of magnetic domain walls found to be fundamentally limited

A team of researchers from MIT and several institutions in Korea has found that the speed of magnetic domain wall movement is fundamentally limited. In their paper published in the journal Science, the group describes testing ...

Optics & Photonics Dec 15, 2020

An elusive effect, captured on a chip, that promises new technologies

A single laser is shot through a microscopic comb, which splits into a rainbow of colors. It all happens in a highly controlled manner on a tiny photonic resonator, and could pave the way toward more accurate clocks, the ...

Mathematics Nov 23, 2020

Six years in 120 pages: Researchers shed light on Ricci flows

Differential geometry is the study of space geometry. Multiple natural phenomena, from universal expansion to thermal expansion and contraction, can come down to spatial evolution. The two core conjectures in this field, ...

General Âé¶¹ÒùÔºics Nov 13, 2020

In-plane antiferromagnets host a rich class of particle-like spin textures

Compared with the chiral spin textures in ferromagnets, their antiferromagnetic counterparts can be manipulated by spin currents with a more direct approach due to the absence of the skyrmion Hall effect, and much lower power ...

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