Search results for fermionic model

Quantum Physics Jun 18, 2020

Quantum rings in the grip of laser light

Ultracold atoms trapped in appropriately prepared optical traps can arrange themselves in surprisingly complex, hitherto unobserved structures, according to scientists from the Institute of Nuclear Physics of the Polish Academy ...

Superconductivity Oct 11, 2019

Controlling superconducting regions within an exotic metal

Researchers at EPFL have created a metallic microdevice in which they can define and tune patterns of superconductivity. Their discovery, which holds great promise for quantum technologies of the future, has just been published ...

Quantum Physics May 25, 2017

Harvard team creates a cold-atom Fermi–Hubbard antiferromagnet

(Phys.org)—A team at Harvard University has found a way to create a cold-atom Fermi–Hubbard antiferromagnet, which offers new insight into how electrons behave in solids. In their paper published in the journal Nature, ...

Superconductivity Aug 1, 2012

Researchers find unusual behavior in Josephson junction superconductor-topological insulator devices

(Phys.org) -- Researchers at Stanford have been investigating the special properties of a Josephson junction when constructed as hybrid superconducting-topological insulator devices and have found what appears to be some ...

Quantum Physics May 3, 2019

A quantum leap in particle simulation

A group of scientists at the Department of Energy's Fermilab has figured out how to use quantum computing to simulate the fundamental interactions that hold together our universe.

Quantum Physics Jul 23, 2020

Quantum physicists crack mystery of 'strange metals,' a new state of matter

Even by the standards of quantum physicists, strange metals are just plain odd. The materials are related to high-temperature superconductors and have surprising connections to the properties of black holes. Electrons in ...

Superconductivity Jan 19, 2023

Quantum simulator enables first microscopic observation of charge carriers pairing

Using a quantum simulator, researchers at the Max Planck Institute of Quantum Optics (MPQ) have observed pairs of charge carriers that may be responsible for the resistance-free transport of electric current in high-temperature ...

Nanomaterials Mar 6, 2014

Boron gets a nano refresh: Scientists find stable 2D structures with unique properties

(Phys.org) —The National Nanotechnology Initiative defines nanotechnology as the understanding and control of matter at the nanoscale, at dimensions of approximately 1 and 100 nanometers, where unique phenomena enable novel ...

General Physics Jul 18, 2019

Improving the signal-to-noise ratio in quantum chromodynamics simulations

Over the last few decades, the exponential increase in computer power and accompanying increase in the quality of algorithms has enabled theoretical and particle physicists to perform more complex and precise simulations ...

Condensed Matter Feb 5, 2018

Controlling quantum interactions in a single material

The search and manipulation of novel properties emerging from the quantum nature of matter could lead to next-generation electronics and quantum computers. But finding or designing materials that can host such quantum interactions ...

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