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Search results for quantized conductance

Quantum Âé¶¹ÒùÔºics Jan 11, 2025

Quantum breakthrough may lead to sustainable chiral spintronics

A team of physicists led by The City College of New York's Lia Krusin-Elbaum has developed a novel technique that uses hydrogen cations (H+) to manipulate relativistic electronic bandstructures in a magnetic Weyl semimetal—a ...

Quantum Âé¶¹ÒùÔºics Dec 12, 2024

Âé¶¹ÒùÔºicists uncover strong light-matter interactions in quantum spin liquids

Âé¶¹ÒùÔºicists have long theorized the existence of a unique state of matter known as a quantum spin liquid. In this state, magnetic particles do not settle into an orderly pattern, even at absolute zero temperature. Instead, ...

General Âé¶¹ÒùÔºics Dec 10, 2024

Particle that only has mass when moving in one direction observed for first time

For the first time, scientists have observed a collection of particles, also known as a quasiparticle, that's massless when moving one direction but has mass in the other direction. The quasiparticle, called a semi-Dirac ...

Nanophysics Dec 3, 2024

New method realize ohmic contacts in n-type MoSâ‚‚ transistors at cryogenic temperatures

Semiconducting transition metal dichalcogenides (TMDs) are a class of layered materials exhibiting unique optoelectronic properties that could be leveraged to develop transistors, sensors and other nanoelectronics. Despite ...

Condensed Matter Nov 6, 2024

Quantum vortices confirm superfluidity in supersolid

Supersolids are a new form of quantum matter that has only recently been demonstrated. The state of matter can be produced artificially in ultracold, dipolar quantum gases. A team led by Innsbruck physicist Francesca Ferlaino ...

General Âé¶¹ÒùÔºics Oct 23, 2024

Tracking down nuclear fission's elusive scission neutron with a supercomputer

Nuclear fission—when the nucleus of an atom splits in two, releasing energy—may seem like a process that is fully understood. First discovered in 1939 and thoroughly studied ever since, fission is a constant factor in ...

Condensed Matter Sep 25, 2024

A detailed microscopic theory: Lifting the veil of topological censorship

Topological protection provides unprecedented robustness of physical phenomena against all kinds of perturbations; but in doing so, it exercises topological censorship by hiding all kinds of interesting and important microscopic ...

Condensed Matter Sep 2, 2024

Study predicts a new quantum anomalous crystal in fractionally filled moiré superlattices

Moiré superlattices, structures that arise when two layers of two-dimensional (2D) materials are overlaid with a small twist angle, have been the focus of numerous physics studies. This is because they have recently been ...

General Âé¶¹ÒùÔºics Aug 16, 2024

Photon entanglement could explain the rapid brain signals behind consciousness

Understanding the nature of consciousness is one of the hardest problems in science. Some scientists have suggested that quantum mechanics, and in particular quantum entanglement, is the key to unraveling the phenomenon.

Quantum Âé¶¹ÒùÔºics Aug 14, 2024

Âé¶¹ÒùÔºicists throw world's smallest disco party with a levitating ball of fluorescent nanodiamond

Âé¶¹ÒùÔºicists at Purdue are throwing the world's smallest disco party. The disco ball itself is a fluorescent nanodiamond, which they have levitated and spun at incredibly high speeds. The fluorescent diamond emits and scatters ...

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