Velocity gradients prove key to explaining large-scale magnetic field structure

All celestial bodies—planets, suns, even entire galaxies—produce magnetic fields, affecting such cosmic processes as the solar wind, high-energy particle transport, and galaxy formation. Small-scale ...
Nature

Magnetic Resonance Imaging Gradient Coil Design and Performance

Magnetic Resonance Imaging (MRI) relies on the precise performance of gradient coils to achieve high spatial resolution and rapid imaging sequences. These coils generate spatially varying magnetic ...
EurekAlert!

Co/Co3O4@N-doped carbon nanosheets with gradient magnetic heterointerfaces: Optimizing impedance matching and energy dissipation for enhanced electromagnetic wave absorption

·Co/Co 3 O 4 @NC nanosheets with gradient magnetic heterointerfaces have been fabricated by the high-temperature carbonization/low-temperature oxidation processes ...
Semiconductor Engineering

Field-free spin-orbit torque-induced switching of perpendicular magnetization in a ferrimagnetic layer with a vertical composition gradient

Bias-field-free switching scheme for perpendicular ferrimagnets with g-DMI provides a strategy for efficient and compact SOT device design. “Current-induced spin-orbit torques (SOTs) are of interest ...
sciencex

Flexible material will enable to transform magnetic fields into electricity

Scientists have created flexible composite material on the base of polymers and nanoparticles of cobalt ferrite, that is able to transform magnetic fields into electric tension. Such transformation ...