Magnetic amorphous alloys

P Hansen - Handbook of magnetic materials, 1991 - Elsevier
The structural disorder of magnetic MT, MR and RT alloys (T: magnetic transition metals, R:
rare earths, M: not T and R) gives rise to significant changes of the mechanical, electrical …

Magneto-optical recording materials and technologies

P Hansen - Journal of magnetism and magnetic materials, 1990 - Elsevier
Thin films of amorphous rare-earth transition-metal alloys represent a suitable class of
materials for magneto-optical information storage. They are ferrimagnets and exhibit a …

Media for erasable magnetooptic recording

P Hansen, H Heitmann - IEEE transactions on magnetics, 1989 - ieeexplore.ieee.org
Amorphous rare-earth-transition-metal alloys are considered as materials for magnetooptic
information storage. They can be prepared by evaporation or sputtering on glass or polymer …

Mean-field analysis of ternary and quaternary rare earth-transition metal alloys for thermomagnetic recording

R Hajjar, M Mansuripur - IEEE Transactions on Magnetics, 1989 - ieeexplore.ieee.org
A mean-field model developed to analyze ternary (TbFeCo) and quaternary (TbGdFeCo,
TbDyFeCo) alloys of interest in thermomagnetic recording is based on the localized mean …

Thermomagnetic switching on rare‐earth transition‐metal alloy magneto‐optic disks

JH Crasemann, P Hansen, M Rosenkranz… - Journal of applied …, 1989 - pubs.aip.org
The thermomagnetic switching behavior of magneto‐optic disks with amorphous TbFeCo
and GdTbFe films was investigated on a test recorder. Domain length, write and erase fields …

Control of wall coercivity and its effect on dynamic characteristics in magneto-optic materials

T Satoh, Y Takatsuka, H Yokoyama… - IEEE transactions on …, 1991 - ieeexplore.ieee.org
By observing thermomagnetically recorded domains of amorphous TbFeCo (Cr) thin films
inside a polarized microscope, wall coercivities were estimated from the field which was …

DyFeCo magnetooptical memory with reflective film structure

Y Ioth, T Takase - IEEE transactions on magnetics, 1991 - ieeexplore.ieee.org
The magnetic properties and magnetooptic effects of amorphous DyFeCo thin films with
various compositions and thicknesses were investigated. The product of magnetization …

Thin-Film Rare Earth–Transition Metal Alloys for Magnetooptic Recording

BS Krusor, GAN Connell - Physics of Thin Films, 1991 - Elsevier
Amorphous rare earth-transition metal (RE-TM) alloys have been studied extensively in
recent years because they offer a combination of material and magnetic properties that is …

Domain observation and its compositional dependence in RE-TM magneto-optical media

T Sato, K Nagato, A Kawamoto… - IEEE Transactions …, 1988 - ieeexplore.ieee.org
Recording domains in magnetooptical media were observed with a polarizing microscope.
Regularly shaped domains were observed for transition-metal-rich compositions, whereas …

Numerical simulation of recorded bit in magneto-optical media having thermally different protective layers

Y Yoneyama, K Nagato, A Kawamoto… - IEEE Transactions on …, 1988 - ieeexplore.ieee.org
The influence of the thermal properties of the media in a multilayered magnetooptical disk
on thermomagnetic recording characteristics such as recorded bit size and sensitivity has …