spin wave


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Related to spin wave: Magnon

spin wave

n. Physics
A wave propagated through a crystal lattice as a result of shifts in atomic magnetic fields associated with the spin angular momentum of electrons in the lattice.
References in periodicals archive ?
A large international collaboration led by researchers from Nanjing University, Peking University, Munich Technical University and ANSTO used the TAIPAN triple axis spectrometer at ANSTO and PUMA the triple axis spectrometer at FRM-II in Munich to determine low energy spin wave excitations associated with the exotic magnetic state in ?
Spin wave devices are advantageous over their optical counterparts because they are more scalable due to their wavelengths being shorter than light.
However, even if we would assume, as is conventional, that ("clothed") partons within the proton are defined, the proton wave function, [PSI], could not be factorized into separate valence quark spin wave functions (|[[chi].
He and his contributors describe ferrous magnets, spin waves that play an important role in very small magnetic systems, magnetic sensors, magnetic nano-contacts, quantized models in lateral confinement, Brillouin light scattering studies of spin dynamics (in patterned nano-elements from a single layer to multilayered structures), non-uniform magnetization dynamics in ultra-small ferromagnetic planar elements, mode structures of ferromagnetic squares, spin waves in the inhomogeneous internal field of nano-structured rings, and localized spin wave modes excited by polarized current.
We have developed approximate expressions for the neutron spin wave function and the projection of the spin on the field as the neutron moves in space where the field direction and magnitude changes.
A well known example of the Nambu-Goldstone mode is the spin wave or magnon in a ferromagnet.
Our idea was to use such spin wave interactions for generating efficient spin currents," Kurebayashi explained.
NIST researchers have imaged the spatial structure of a standing spin wave for the first time in a dilute gas.
The spin wave logic device is very elegant from a physical point of view, but whether it will really make a device is very difficult to say," New Scientist quoted Del Atkinson from Durham University in the UK as saying.
The most prominent directions of research are the exploration of nonlinear effects in MCs, tailoring effective damping, developing theoretical models of the spin wave scattering in nanoscale, investigating effects of the broken periodicity and fractal structures on magnonic spectra.
Spectroscopy and coherence measurements on the hybrid system will be made in order to address fundamental aspects such as spin wave generation, detection, coherence, or wave propagation down to mK temperatures and at ultra-low power (atto-watts).