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Search results for quantum Hall

Nanophysics Feb 25, 2019

Graphite offers up new quantum surprise

Researchers at The University of Manchester in the UK, led by Dr. Artem Mishchenko, Prof Volodya Fal'ko and Prof Andre Geim, have discovered the quantum Hall effect in bulk graphite—a layered crystal consisting of stacked ...

General Âé¶¹ÒùÔºics Feb 21, 2019

Event-based data collection enriches neutron scattering research and new product development

Scientists using neutron scattering methods to look at the behavior of materials under stress or during phase changes and chemical reactions can view processes from new angles using event-based data. Understanding phase changes ...

Condensed Matter Feb 8, 2019

Scientists image conducting edges in a promising 2-D material

A research team comprised of scientists at the University of California, Riverside, and the University of Washington has for the first time directly imaged "edge conduction" in monolayer tungsten ditelluride, or WTe2, a newly ...

Quantum Âé¶¹ÒùÔºics Feb 6, 2019

Controllable electron flow in quantum wires

Princeton researchers have demonstrated a new way of making controllable "quantum wires" in the presence of a magnetic field, according to a new study published in Nature.

General Âé¶¹ÒùÔºics Dec 21, 2018

Cold atoms offer a glimpse of flat physics

These days, movies and video games render increasingly realistic 3-D images on 2-D screens, giving viewers the illusion of gazing into another world. For many physicists, though, keeping things flat is far more interesting.

Condensed Matter Dec 18, 2018

Magnetoresistance ratio enhancement in Heusler-based alloy

Magnetic field sensors can enhance applications that require efficient electric energy management. Improving magnetic field sensors below the picoTesla range could enable a technique to measure brain activity at room temperature ...

Materials Science Dec 13, 2018

Scientists get first look at geometric phase effect in a chemical reaction

In the simplest chemical reaction in nature, the a well-known conical intersection exists between the ground and first excited state. Therefore, the H + H2 reaction and its isotopic variants have long been the benchmark system ...

Nanophysics Nov 19, 2018

Scientists create atomic scale, 2-D electronic kagome lattice

Scientists from the University of Wollongong (UOW), working with colleagues at China's Beihang University, Nankai University, and Institute of Âé¶¹ÒùÔºics at Chinese Academy of Sciences, have successfully created an atomic scale, ...

Quantum Âé¶¹ÒùÔºics Nov 13, 2018

A magnetic method to control the transport of chiral Majorana fermions

The Majorana fermion, a particle that is its own antiparticle, was originally introduced as a putative elementary particle by Ettore Majorana in 1937, and the chiral Majorana fermion was experimentally observed in topological ...

General Âé¶¹ÒùÔºics Nov 9, 2018

Sending spin waves into an insulating 2-D magnet

Quantum Hall ferromagnets are among the purest magnets in the world—and one of the most difficult to study. These 2-D magnets can only be made in temperatures less than a degree above absolute zero and in high magnetic ...

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