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Search results for zero-energy quasiparticles

Nanophysics Oct 18, 2021

Researchers observe translation symmetry breaking in twisted bilayer graphene

Magic-angle twisted bilayer graphene is a material made of two sheets of graphene placed on top of each other, with one sheet twisted at precisely 1.05 degrees with respect to the other. This material has been found to be ...

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 ...

General Âé¶¹ÒùÔºics Jun 3, 2021

Stripes give away Majoranas

Majorana particles have been getting bad publicity: a claimed discovery in ultracold nanowires had to be retracted. Now Leiden physicists open up a new door to detecting Majoranas in a different experimental system, the Fu-Kane ...

Quantum Âé¶¹ÒùÔºics May 25, 2021

Rice physicists' RAMBO reveals magnetic phenomenon useful for quantum simulation and sensing

Sometimes things are a little out of whack, and it turns out to be exactly what you need.

Quantum Âé¶¹ÒùÔºics 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 Âé¶¹ÒùÔºics Jan 18, 2021

One-dimensional quantum nanowires fertile ground for majorana zero modes

Why is studying spin properties of one-dimensional quantum nanowires important?

Nanophysics Dec 23, 2020

Nanomaterial theory describes strongly correlated electrons in quantum dots

Osaka City University scientists have developed mathematical formulas to describe the current and fluctuations of strongly correlated electrons in quantum dots. Their theoretical predictions could soon be tested experimentally.

Optics & Photonics Dec 17, 2020

Enhanced interactions through strong light-matter coupling

Why do two-dimensional exciton-polaritons interact? The exciton-polariton quasiparticle is part light (photon), and part matter (exciton). Their excitonic (matter) part confers them the ability to interact with other particles, ...

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 ...

General Âé¶¹ÒùÔºics May 27, 2020

New type of coupled electronic-structural waves discovered in magnetite

An international team of scientists uncovered exotic quantum properties hidden in magnetite, the oldest magnetic material known to mankind. The study reveals the existence of low-energy waves that indicate the important role ...

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