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Search results for quantum Hall

Nanomaterials Jul 26, 2019

Âé¶¹ÒùÔºicists discover new quantum trick for graphene: magnetism

Sometimes the best discoveries happen when scientists least expect it. While trying to replicate another team's finding, Stanford physicists recently stumbled upon a novel form of magnetism, predicted but never seen before, ...

Quantum Âé¶¹ÒùÔºics Jul 25, 2019

Quantum uncertainty helps solve an old problem

Controlling how electrons zip through a material is of central importance to build novel electronic devices. How the electronic motion is affected by magnetic fields is an old problem that has not been fully resolved, yet ...

General Âé¶¹ÒùÔºics Jul 23, 2019

Unconventional phenomena triggered by acoustic waves in 2-D materials

Researchers at the Center for Theoretical Âé¶¹ÒùÔºics of Complex Systems (PCS), within the Institute for Basic Science (IBS, South Korea), and colleagues have reported a novel phenomenon, called Valley Acoustoelectric Effect, ...

Optics & Photonics Jul 23, 2019

Âé¶¹ÒùÔºicists have let light through the plane of the world's thinnest semiconductor crystal

In every modern microcircuit hidden inside a laptop or smartphone, you can see transistors—small semiconductor devices that control the flow of electric current, i.e. the flow of electrons. If we replace electrons with ...

General Âé¶¹ÒùÔºics Jul 22, 2019

A torque on conventional magnetic wisdom

Âé¶¹ÒùÔºicists at the University of Illinois at Urbana-Champaign have observed a magnetic phenomenon called the "anomalous spin-orbit torque" (ASOT) for the first time. Professor Virginia Lorenz and graduate student Wenrui Wang, ...

Quantum Âé¶¹ÒùÔºics Jul 16, 2019

Limitation exposed in promising quantum computing material

Quantum computers promise to perform operations of great importance believed to be impossible for our technology today. Current computers process information via transistors carrying one of two units of information, either ...

Optics & Photonics Jul 15, 2019

Coupled exploration of light and matter

n quasiparticles known as polaritons, states of light and matter are strongly coupled. The group of Prof. Ataç İmamoğlu has now developed a new approach to study nonlinear optical properties of polaritons in strongly correlated ...

Quantum Âé¶¹ÒùÔºics Jun 26, 2019

Research reveals exotic quantum states in double-layer graphene

Researchers from Brown and Columbia Universities have demonstrated previously unknown states of matter that arise in double-layer stacks of graphene, a two-dimensional nanomaterial. These new states, known as the fractional ...

Engineering Jun 24, 2019

Fingerprint spectroscopy within a millisecond

To guarantee high quality pharmaceuticals, manufacturers need not only to control the purity and concentration of their own products, but also those of their suppliers. Researchers at the Fraunhofer Institute for Applied ...

General Âé¶¹ÒùÔºics Jun 3, 2019

Tuning the topological insulator Sb2Te3: Just add iron

Iron-doping of the topological insulator Sb2Te3 results in useful electronic and magnetic properties, quantified in a recent FLEET study at the University of Wollongong.

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