In a first, US researchers have observed fractional excitons, a new class of quantum particles, that were only theoretically ...

Spin is the intrinsic angular momentum of ... The basis for the new study is the quantum Hall effect. Klaus von Klitzing received the Nobel Prize in Physics in 1985 for its detection.

Physicists in Germany have developed a new way of defining the standard unit of electrical resistance. The advantage of the ...

This phenomenon is known as the quantum spin Hall effect. An illustrative example of a spintronics circuit using silver (Ag) to demonstrate spin current manipulation via the Spin Hall Effect. This ...

Physicists have identified an unprecedented quantum phenomenon that allows precise manipulation of electron spin and ...

Their work ("Quantum Spin Hall Effect in Graphene") would usher in a new era of materials science dealing with topological insulators. In two-dimensions, an ideal topological insulator would have ...

To develop viable spintronics, physicists must understand the quantum ... Hall torque effect. "We utilized anomalous Hall torque to create a nanoscale device known as a spin-torque oscillator.

Researchers have discovered an innovative way to manipulate electronic properties in a magnetic Weyl semimetal using hydrogen ...

Physics: Current Generated by the Quantum Hall Effect Has Additional Magnetic Properties Dec. 17, 2024 — The quantum Hall effect, a fundamental effect in quantum mechanics, not only generates an ...

These particles are distinguished by their chirality or "handedness" linked to their spin and momentum ... novel quantum phenomena such as Quantum Anomalous Hall (QAH) effect, which describes ...