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Search results for quantum Hall

Condensed Matter Sep 22, 2024

Researchers observe an antiferromagnetic diode effect in even-layered MnBiâ‚‚Teâ‚„

Antiferromagnets are materials in which the magnetic moments of neighboring atoms are aligned in an alternating pattern, resulting in no net macroscopic magnetism. These materials have interesting properties that could be ...

Condensed Matter Sep 11, 2024

Overcoming magnetic disorder: Toward low-energy topological electronics

Overcoming magnetic disorder is key to exploiting the unique properties of quantum anomalous Hall (QAH) insulators. A Monash-led team has demonstrated that the breakdown in topological protection is caused by magnetic disorder, ...

Condensed Matter Sep 6, 2024

Researchers advance new class of quantum critical metal that could advance electronic devices

A new study led by Rice University's Qimiao Si has unveiled a new class of quantum critical metal, shedding light on the intricate interactions of electrons within quantum materials. Published in Âé¶¹ÒùÔºical Review Letters on ...

Condensed Matter Sep 6, 2024

Âé¶¹ÒùÔºicists capture images of atoms flowing along a boundary without resistance despite obstacles in their path

Typically, electrons are free agents that can move through most metals in any direction. When they encounter an obstacle, the charged particles experience friction and scatter randomly like colliding billiard balls.

Quantum Âé¶¹ÒùÔºics Sep 4, 2024

Quantum error correction research reveals fundamental insights into quantum systems

As scientists and researchers increasingly look to quantum computing to aid in complex problem-solving and advance our understanding of the universe—quantum error correction has become a critical area of scientific inquiry.

Condensed Matter Sep 2, 2024

Study predicts a new quantum anomalous crystal in fractionally filled moiré superlattices

Moiré superlattices, structures that arise when two layers of two-dimensional (2D) materials are overlaid with a small twist angle, have been the focus of numerous physics studies. This is because they have recently been ...

Condensed Matter Aug 15, 2024

Âé¶¹ÒùÔºicists uncover new phenomena in fractional quantum Hall effects

Imagine a two-dimensional flatland, instead of our three-dimensional world, where the rules of physics are turned on their head and particles like electrons defy expectations to reveal new secrets. That's exactly what a team ...

Condensed Matter Jul 26, 2024

'Kink state' control may provide pathway to quantum electronics

The key to developing quantum electronics may have a few kinks. According to a team led by researchers at Penn State, that's not a bad thing when it comes to the precise control needed to fabricate and operate such devices, ...

Quantum Âé¶¹ÒùÔºics Jul 12, 2024

Artificial intelligence could help make quantum computers a reality

Could artificial intelligence help overcome one of quantum computing's biggest roadblocks?

Condensed Matter Jul 11, 2024

Observation of 3D acoustic quantum Hall states

The quantum Hall effect (QHE) is one of the most notable discoveries in condensed matter physics, opening the door to topological physics. Extending QHE into three dimensions is an inspiring but challenging endeavor. This ...

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