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Search results for inversion symmetry

Quantum Âé¶¹ÒùÔºics Nov 7, 2022

The charge dynamics of a non-centrosymmetric magnetic Weyl semimetal

In work published in npj Quantum Materials, a team led by Prof. Leonardo Degiorgi in the Department of Âé¶¹ÒùÔºics at ETH Zurich has studied the broadband charge dynamics (i.e., longitudinal optical conductivity) of the ferromagnetic ...

General Âé¶¹ÒùÔºics Oct 25, 2022

Spintronics: A new tool at BESSY II for chirality investigations

Information on complex magnetic structures is crucial to understand and develop spintronic materials. Now, a new instrument named ALICE II is available at BESSY II. It allows magnetic X-ray scattering in reciprocal space ...

Quantum Âé¶¹ÒùÔºics Sep 30, 2022

Layer Hall effect and hidden Berry curvature in antiferromagnetic insulators

Every time a new Hall effect is discovered, a wave of research is inspired. The first experiment on a new type of Hall effect, the layer Hall effect, had been reported by Xu's group at Harvard University. In the layer Hall ...

Optics & Photonics Sep 2, 2022

Dual-polarization two-dimensional valley photonic crystals

The introduction of topology in photonic systems has attracted considerable attention not only for the elaborate molding of light but also for its practical applications in novel photonic devices. Originally, the quantum ...

Analytical Chemistry Jun 28, 2022

Exploiting symmetries: Speeding up the computational study of solid solutions

Symmetry is a prevalent feature of nature at all scales. For example, our naked eyes can easily identify symmetries in the bodily shape of countless organisms. Symmetry is also very important in the fields of physics and ...

Nanophysics May 12, 2022

Quantum one-way street in topological insulator nanowires

Very thin wires made of a topological insulator could enable highly stable qubits, the building blocks of future quantum computers. Scientists see a new result in topological insulator devices as an important step towards ...

Condensed Matter Feb 17, 2022

Uncovering unexpected properties in a complex quantum material

Anew study describes previously unexpected properties in a complex quantum material known as Ta2NiSe5. Using a novel technique developed at Penn, these findings have implications for developing future quantum devices and ...

Soft Matter Feb 15, 2022

Researchers use supercomputers for largest-ever turbulence simulations

Despite being among the topics most researched on supercomputers, a fundamental understanding of the effects of turbulent motion on fluid flows still eludes scientists. A new approach developed at TU Darmstadt and running ...

General Âé¶¹ÒùÔºics Feb 14, 2022

Time crystals that persist indefinitely at room temperature could have applications in precision timekeeping

We have all seen crystals, whether a simple grain of salt or sugar, or an elaborate and beautiful amethyst. These crystals are made of atoms or molecules repeating in a symmetrical three-dimensional pattern called a lattice, ...

General Âé¶¹ÒùÔºics Feb 8, 2022

A new paradigm to break the electromagnetic reciprocity in 3D bulk metamaterials

Transistors based on semiconductor materials are widely used electronic components with many remarkable properties. For instance, they have a nonreciprocal electrical response, which means that they can isolate two parts ...

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