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Superconductivity Feb 15, 2021

Two-dimensional superconductivity and anisotropic transport at potassium tantalate interfaces

Unique electronic structures found at materials interfaces can allow unconventional quantum states to emerge. In a new report on Science, Changjiang Liu and a research team at the Argonne National Laboratory, University of ...

Condensed Matter Feb 5, 2021

Bimeronium: A new member of the topological spin textures family

Topological spin textures in magnetic systems are intriguing objects that exhibit exotic physics and have potential applications in information storage and processing. The most fundamental and exemplary topological spin texture ...

General Physics Feb 1, 2021

Ultralow magnetic damping of a common metallic ferromagnetic film

Ultralow damping is of key importance for spintronic and spin-orbitronic applications in a range of magnetic materials. However, the number of materials that are suited for charge-based spintronic and spin-orbitronic applications ...

Materials Science Jan 13, 2021

Anisotropy of surface oxide formation influences the transient activity of a surface reaction

Metal surfaces play a role as catalysts for many important applications—from fuel cells to the purification of car exhaust gases. However, their behavior is decisively affected by oxygen atoms incorporated into the surface.

General Physics Jan 11, 2021

There's no way to measure the speed of light in a single direction

Special relativity is one of the most strongly validated theories humanity has ever devised. It is central to everything from space travel and GPS to our electrical power grid. Central to relativity is the fact that the speed ...

General Physics Jan 7, 2021

Researchers question fundamental study on the Kondo effect

The Kondo effect influences the electrical resistance of metals at low temperatures and generates complex electronic and magnetic orders. Novel concepts for data storage and processing, such as using quantum dots, are based ...

Nanophysics Jan 6, 2021

Researchers fabricate arrays of atomically smooth iron-coated silicon pyramids with unusual magnetic properties

Ultra-small integrated circuits have revolutionized mobile phones, home appliances, cars, and other everyday technologies. To further miniaturize electronics and enable advanced functions, circuits must be reliably fabricated ...

Quantum Physics Nov 30, 2020

Hitting the quantum 'sweet spot': Researchers find best position for atom qubits in silicon

Researchers from the Centre of Excellence for Quantum Computation and Communication Technology (CQC2T) working with Silicon Quantum Computing (SQC) have located the 'sweet spot' for positioning qubits in silicon to scale ...

General Physics Nov 13, 2020

In-plane antiferromagnets host a rich class of particle-like spin textures

Compared with the chiral spin textures in ferromagnets, their antiferromagnetic counterparts can be manipulated by spin currents with a more direct approach due to the absence of the skyrmion Hall effect, and much lower power ...

Materials Science Nov 12, 2020

Antiferromagnetic material's giant stride toward commercial application

The quest for high throughput intelligent computing paradigms—for big data and artificial intelligence—and the ever-increasing volume of digital information has led to an intensified demand for high-speed and low-power ...

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