Writing magnetic memory with ultrashort light pulses
Laser pulses are the shortest stimulus known to control the magnetization of materials and to
switch magnetic devices on the picosecond to femtosecond timescales. Femtosecond laser …
switch magnetic devices on the picosecond to femtosecond timescales. Femtosecond laser …
Progress towards ultrafast spintronics applications
The discovery of ultrafast demagnetization by Bigot and Beaurepaire in 1996 launched the
field of ultrafast magnetism–the study of sub-picosecond magnetization dynamics in …
field of ultrafast magnetism–the study of sub-picosecond magnetization dynamics in …
The 2017 magnetism roadmap
Building upon the success and relevance of the 2014 Magnetism Roadmap, this 2017
Magnetism Roadmap edition follows a similar general layout, even if its focus is naturally …
Magnetism Roadmap edition follows a similar general layout, even if its focus is naturally …
Optically induced ultrafast magnetization switching in ferromagnetic spin valves
The discovery of spin-transfer torque (STT) enabled the control of the magnetization
direction in magnetic devices in nanoseconds using an electrical current. Ultrashort optical …
direction in magnetic devices in nanoseconds using an electrical current. Ultrashort optical …
Single pulse all-optical toggle switching of magnetization without gadolinium in the ferrimagnet Mn2RuxGa
Energy-efficient control of magnetization without the help of a magnetic field is a key goal of
spintronics. Purely heat-induced single-pulse all-optical toggle switching has been …
spintronics. Purely heat-induced single-pulse all-optical toggle switching has been …
Accelerating ultrafast magnetization reversal by non-local spin transfer
When exciting a magnetic material with a femtosecond laser pulse, the amplitude of
magnetization is no longer constant and can decrease within a time scale comparable to the …
magnetization is no longer constant and can decrease within a time scale comparable to the …
Comparing all-optical switching in synthetic-ferrimagnetic multilayers and alloys
We present an experimental and theoretical investigation of all-optical switching by single
femtosecond laser pulses. Our experimental results demonstrate that, unlike rare-earth …
femtosecond laser pulses. Our experimental results demonstrate that, unlike rare-earth …
The role of ultrafast magnon generation in the magnetization dynamics of rare-earth metals
B Frietsch, A Donges, R Carley, M Teichmann… - Science …, 2020 - science.org
Ultrafast demagnetization of rare-earth metals is distinct from that of 3d ferromagnets, as rare-
earth magnetism is dominated by localized 4f electrons that cannot be directly excited by an …
earth magnetism is dominated by localized 4f electrons that cannot be directly excited by an …
Engineering single-shot all-optical switching of ferromagnetic materials
Since it was recently demonstrated in a spin-valve structure, magnetization reversal of a
ferromagnetic layer using a single ultrashort optical pulse has attracted attention for future …
ferromagnetic layer using a single ultrashort optical pulse has attracted attention for future …
Picosecond optospintronic tunnel junctions
Perpendicular magnetic tunnel junctions (p-MTJs), as building blocks of spintronic devices,
offer substantial potential for next-generation nonvolatile memory applications. However …
offer substantial potential for next-generation nonvolatile memory applications. However …