Search results for zero-energy quasiparticles

Quantum Physics Aug 16, 2018

Scientists create anti-laser for a condensate of ultracold atoms

An international team of scientists developed the world's first anti-laser for a nonlinear Bose-Einstein condensate of ultracold atoms. For the first time, scientists have demonstrated that it is possible to absorb the selected ...

Superconductivity Apr 6, 2016

Scientists measure energetic gaps in iron-based superconductors

Scientists from the Faculty of Physics of the Lomonosov Moscow State University conducted a study evaluating the appearance of the superconducting state in iron-based superconductors with two energetic gaps. The report on ...

Nanomaterials Jun 28, 2022

Valleytronics researchers fabricate novel 2D material enjoying long-life excitons

The emerging field of valleytronics, which exploits the momentum preference of excited electrons, or excitons, in a variety of optoelectronic devices, is closely tied to the fabrication of novel 2D materials just atoms thick. ...

Quantum Physics Mar 31, 2021

Quantum material's subtle spin behavior proves theoretical predictions

Using complementary computing calculations and neutron scattering techniques, researchers from the Department of Energy's Oak Ridge and Lawrence Berkeley national laboratories and the University of California, Berkeley, discovered ...

Quantum Physics Feb 28, 2018

Physicists build bizarre molecules called 'Rydberg polarons'

Using lasers, U.S. and Austrian physicists have coaxed ultracold strontium atoms into complex structures unlike any previously seen in nature.

Condensed Matter Dec 27, 2023

Engineers pair laser light to crystal lattice vibrations to enhance optical properties of 2D material

Engineers at Columbia University and theoretical collaborators at the Max Planck for the Structure and Dynamics of Matter have found that pairing laser light to crystal lattice vibrations can enhance the nonlinear optical ...

General Physics Jan 30, 2023

Modulating magnetism in a Weyl semi-metal using current-assisted domain wall motion

Spintronic devices are emerging technologies that exploit the intrinsic spin of electrons to store and process data. These technologies have the potential to outperform conventional electronics both in terms of speed and ...

Nanophysics Jul 14, 2021

New mechanism of superconductivity discovered in graphene

Superconductivity is a physical phenomenon where the electrical resistance of a material drops to zero under a certain critical temperature. Bardeen-Cooper-Schrieffer (BCS) theory is a well-established explanation that describes ...

Nanomaterials Nov 30, 2020

Scientists explain how to store cipher data in magnetic skyrmions

Scientists of Far Eastern Federal University (FEFU) with international collaborators have proposed direct magnetic writing of skyrmions, i.e., magnetic quasiparticles, and skyrmion lattices, within which it is possible to ...

Quantum Physics Aug 14, 2018

A new artificial quantum material for future high-efficiency computers

Scientists at Tsinghua University and Institute of Physics, Chinese Academy of Sciences in Beijing, have demonstrated the ability to control the states of matter, thus controlling internal resistance, within multilayered, ...

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