Search results for fermionic model

General Physics Dec 18, 2020

Researchers set new bounds on the mass of leptoquarks

At the most fundamental level, matter is made up of two types of particles: leptons, such as the electron, and quarks, which combine to form protons, neutrons and other composite particles. Under the Standard Model of particle ...

General Physics Nov 29, 2012

Researchers observe drop of resistance in the flow of a superfluid Fermi gas

(Phys.org)—Physicists working at the Institute for Quantum Electronics in Switzerland have succeeded in building an apparatus that has allowed for the observation of the drop of resistance in the flow of a superfluid Fermi ...

Quantum Physics Aug 19, 2019

Scientists unveil first quantum simulation of 3-D topological matter with ultracold atoms

Physicists from the Hong Kong University of Science and Technology (HKUST) and Peking University (PKU) have successfully created the world's first 3-D simulation of topological matter consisting of ultracold atoms. Previous ...

Nanophysics Sep 10, 2018

Graphene enables clock rates in the terahertz range

Graphene—an ultrathin material consisting of a single layer of interlinked carbon atoms—is considered a promising candidate for the nanoelectronics of the future. In theory, it should allow clock rates up to a thousand ...

General Physics Dec 21, 2016

JILA atomic clock mimics long-sought synthetic magnetic state

Using their advanced atomic clock to mimic other desirable quantum systems, JILA physicists have caused atoms in a gas to behave as if they possess unusual magnetic properties long sought in harder-to-study solid materials. ...

Quantum Physics May 23, 2013

A quantum simulator for magnetic materials

Physicists understand perfectly well why a fridge magnet sticks to certain metallic surfaces. But there are more exotic forms of magnetism whose properties remain unclear, despite decades of intense research. An important ...

Plasma Physics Mar 13, 2019

Quantum-critical conductivity of the Dirac fluid in graphene

Graphene is expected to behave like a quantum-critical, relativistic plasma known as "Dirac fluid" near charge neutrality in which massless electrons and holes rapidly collide. In a recent study now published in Science, ...

Quantum Physics Aug 1, 2018

Team discovers a first-of-its-kind material for the quantum age

A UCF physicist has discovered a new material that has the potential to become a building block in the new era of quantum materials, those that are composed of microscopically condensed matter and expected to change our development ...

Quantum Physics Dec 13, 2016

Scientists create a quantum computer memory cell of a higher dimension than a qubit

Scientists from the Institute of Physics and Technology of the Russian Academy of Sciences and MIPT have let two electrons loose in a system of quantum dots to create a quantum computer memory cell of a higher dimension than ...

Quantum Physics May 22, 2012

First Bose-Einstein condensate of erbium produced

Francesca Ferlaino’s research team at the University of Innsbruck is the first to successfully create a condensate of the exotic element erbium. The Innsbruck experimental physicists hold the world record in attaining ...

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