Search results for quantum anomalous hall

Condensed Matter Feb 16, 2026

Using light to probe fractional charges in a fractional Chern insulator

In some quantum materials, which are materials governed by quantum mechanical effects, interactions between charged particles (i.e., electrons) can prompt the creation of quasiparticles called anyons, which carry only a fraction ...

Condensed Matter Feb 15, 2026

Strong correlations and superconductivity observed in a supermoiré lattice

Two or more graphene layers that are stacked with a small twist angle in relation to each other form a so-called moiré lattice. This characteristic pattern influences the movement of electrons inside materials, which can ...

Condensed Matter Feb 10, 2026

Current flows without heat loss in newly engineered fractional quantum material

A team of US researchers has unveiled a device that can conduct electricity along its fractionally charged edges without losing energy to heat. Described in Nature Physics, the work, led by Xiaodong Xu at the University of ...

Condensed Matter Jan 16, 2026

Understanding the unusual chirality-driven anomalous Hall effect via scattering theory

A new framework for understanding the nonmonotonic temperature dependence and sign reversal of the chirality-related anomalous Hall effect in highly conductive metals has been developed by scientists at Science Tokyo. This ...

Condensed Matter Jan 14, 2026

New state of matter discovered in a quantum material

At TU Wien, researchers have discovered a state in a quantum material that had previously been considered impossible. The definition of topological states should be generalized.

Condensed Matter Jan 12, 2026

A new valve for quantum matter: Steering chiral fermions by geometry alone

A collaboration between Stuart Parkin's group at the Max Planck Institute of Microstructure Physics in Halle (Saale) and Claudia Felser's group at the Max Planck Institute for Chemical Physics of Solids in Dresden has realized ...

Condensed Matter Dec 23, 2025

Rare Hall effect reveals design pathways for advanced spintronic materials

Scientists at Ames National Laboratory, in collaboration with Indranil Das's group at the Saha Institute of Nuclear Physics (India), have found a surprising electronic feature in transitional metal-based compounds that could ...

Condensed Matter Dec 22, 2025

Anything-goes 'anyons' may be at the root of surprising quantum experiments

In the past year, two separate experiments in two different materials captured the same confounding scenario: the coexistence of superconductivity and magnetism. Scientists had assumed that these two quantum states are mutually ...

Nanophysics Oct 16, 2025

Ultrasensitive sensor maps magnetization textures in rhombohedral graphene

Graphene, which is comprised of a single layer of carbon atoms arranged in a hexagonal lattice, is a widely used material known for its advantageous electrical and mechanical properties. When graphene is stacked in a so-called ...

Condensed Matter Sep 17, 2025

Ultrathin films of ferromagnetic oxide reveal a hidden Hall effect mechanism

Researchers from Japan have discovered a unique Hall effect resulting from deflection of electrons due to "in-plane magnetization" of ferromagnetic oxide films (SrRuO3). Arising from the spontaneous coupling of spin-orbit ...

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