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Search results for quantized conductance

Optics & Photonics Aug 10, 2022

Scientists twirl liquid light into time-periodic cluster

Researchers from Skoltech, the University of Iceland, and the University of Southampton have demonstrated the formation of an odd never-before-seen entity from the realm of quantum physics: a cluster of optical vortices with ...

Optics & Photonics May 26, 2022

Tunable quantum traps for excitons

Researchers at ETH Zurich have succeeded for the first time in trapping excitons—quasiparticles consisting of negatively charged electrons and positively charged holes—in a semiconductor material using controllable electric ...

Quantum Âé¶¹ÒùÔºics May 6, 2022

In balance: Quantum computing needs the right combination of order and disorder

Research conducted within the Cluster of Excellence "Matter and Light for Quantum Computing" (ML4Q) has analyzed cutting-edge device structures of quantum computers to demonstrate that some of them are indeed operating dangerously ...

Quantum Âé¶¹ÒùÔºics May 4, 2022

Hydrogen-tuned topological insulators may lead to new platforms in sustainable quantum electronics

A team led by City College of New York physicist Lia Krusin-Elbaum is behind research that could open a breadth of new quantum device platforms for harnessing emergent topological states for nano-spintronics and fault-tolerant ...

Condensed Matter Mar 30, 2022

When a band falls flat: Searching for flatness in materials

Finding the right ingredients to create materials with exotic quantum properties has been a chimera for experimental scientists, due to the endless possible combinations of different elements to be synthesized.

Quantum Âé¶¹ÒùÔºics Mar 4, 2022

Vacuum fluctuations break topological protection

A hallmark of so-called topological quantum states is that they are protected against local perturbations. ETH physicists now demonstrate that in the paradigmatic case of the integer quantum Hall effect, vacuum fluctuations ...

Condensed Matter Nov 8, 2021

Discovery of segmented Fermi surface induced by Cooper pair momentum on a hybrid material platform

In a new report now published in Science, primary authors Zhen Zhu, Michal Papaj, and an international research team in physics, materials science, and condensed matter at the Jiao Tong University, China, Massachusetts Institute ...

Nanophysics Nov 3, 2021

Quantifying spin in WTe2 for future spintronics

A RMIT-led, international collaboration published this week has observed large in-plane anisotropic magnetoresistance (AMR) in a quantum spin Hall insulator and the spin quantization axis of the edge states can be well-defined.

Optics & Photonics Sep 30, 2021

Study unveils the quantum nature of the interaction between photons and free electrons

For several decades, physicists have known that light can be described simultaneously as a wave and a particle. This fascinating 'duality' of light is due to the classical and quantum nature of electromagnetic excitations, ...

Condensed Matter Sep 29, 2021

Correlated electrons 'tango' in a perovskite oxide at the extreme quantum limit

A team led by the Department of Energy's Oak Ridge National Laboratory has found a rare quantum material in which electrons move in coordinated ways, essentially "dancing." Straining the material creates an electronic band ...

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