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Search results for fermionic model

Quantum Âé¶¹ÒùÔºics Aug 23, 2023

Scientists develop fermionic quantum processor

Researchers from Austria and the U.S. have designed a new type of quantum computer that uses fermionic atoms to simulate complex physical systems. The processor uses programmable neutral atom arrays and is capable of simulating ...

General Âé¶¹ÒùÔºics Aug 2, 2023

In some materials, immutable topological states can be entangled with other manipulable quantum states

Rice University physicists have shown that immutable topological states, which are highly sought for quantum computing, can be entangled with other manipulable quantum states in some materials.

General Âé¶¹ÒùÔºics Jul 6, 2023

Âé¶¹ÒùÔºicists generate first snapshots of fermion pairs, shed light on how electrons form superconducting pairs

When your laptop or smartphone heats up, it's due to energy that's lost in translation. The same goes for power lines that transmit electricity between cities. In fact, around 10 percent of the generated energy is lost in ...

Condensed Matter Jun 21, 2023

Heterostructure lets excitons carry more information for quantum applications

Excitons are electron-hole pairs in semiconductors that are electrostatically bound by strong Coulombic interactions. In ultrathin 2D semiconductors that are a few atoms thick (typically ~0.7 nm), the decreased z-dimension ...

Condensed Matter May 22, 2023

Toward the realization of chiral spin liquids and non-Abelian anyons in quantum simulators

Chiral spin liquids are one of the most fascinating phases of matter ever imagined by physicists. These exotic liquids exhibit quasi-particles known as non-Abelian anyons that are neither bosons nor fermions, and whose manipulation ...

Quantum Âé¶¹ÒùÔºics Apr 7, 2023

A new quantum approach to solve electronic structures of complex materials

If you know the atoms that compose a particular molecule or solid material, the interactions between those atoms can be determined computationally, by solving quantum mechanical equations—at least, if the molecule is small ...

Condensed Matter Mar 21, 2023

Semiconductor lattice marries electrons and magnetic moments

A model system created by stacking a pair of monolayer semiconductors is giving physicists a simpler way to study confounding quantum behavior, from heavy fermions to exotic quantum phase transitions.

Condensed Matter Mar 16, 2023

Study uncovers the fundamental mechanisms underlying the formation of polarons in 2D atomic crystals

Polarons are localized quasiparticles that result from the interaction between fermionic particles and bosonic fields. Specifically, polarons are formed when individual electrons in crystals distort their surrounding atomic ...

Condensed Matter Mar 14, 2023

Realization of photonic p-orbital higher-order topological insulators

In condensed matter systems, an essential characteristic of electrons besides charge and spin is the orbital degree of freedom (ODoF). It plays a crucial role in understanding unconventional properties in solid-state materials ...

Condensed Matter Feb 6, 2023

An extension of FermiNet to discover quantum phase transitions

Architectures based on artificial neural networks (ANNs) have proved to be very helpful in research settings, as they can quickly analyze vast amounts of data and make accurate predictions. In 2020, Google's British AI subsidiary ...

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