A theoretical framework published on the arXiv preprint server proposes that a new class of materials, called superconducting altermagnets, could generate and carry spin currents without any energy ...

How does a black hole generate a magnetic field and how can it be measured and visualized? Alan CroftSeattle, Washington As ...

A research team has discovered a new way to control tiny magnetic properties inside materials using electric current, which ...

Gallium nitride, a semiconductor that can operate at high voltages, temperatures, and frequencies, has enabled technologies ...