A SINGLE CRYSTAL OF RARE EARTHS-GALLIUM-GARNET AND THIN FILM ARRANGEMENT WITH A SINGLE GARNET SUBSTRATE

A magnetic device has a monocrystalline garnet substrate bearing a magnetic layer, in particular for use as information storage. Magmetic device having a monocrystalline substrate bearing a magnetic layer, with the substrate having a composition on the basis of rare earth metal gallium garnet of the...

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Bibliographic Details
Main Authors MATEIKA, DIETER, LAURIEN, ROLF
Format Patent
LanguageEnglish
German
Published 13.10.1982
Subjects
AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE
APPARATUS THEREFOR
BASIC ELECTRIC ELEMENTS
CHEMISTRY
CRYSTAL GROWTH
ELECTRICITY
INDUCTANCES
MAGNETS
METALLURGY
PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE
REFINING BY ZONE-MELTING OF MATERIAL
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE
SINGLE-CRYSTAL-GROWTH
TRANSFORMERS
UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL ORUNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL
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Summary:A magnetic device has a monocrystalline garnet substrate bearing a magnetic layer, in particular for use as information storage. Magmetic device having a monocrystalline substrate bearing a magnetic layer, with the substrate having a composition on the basis of rare earth metal gallium garnet of the general formula A3+3-xBx2+Ga3+5-x-2yCy2+D4+x+yO12, wherein A=gadolinium and/or smarium and/or neodym and/or yttrium B=calcium and/or strontium C=magnesium D=zirconium and/or tin and 0<x</=0.7; 0<y</=0.7 and x+y</=0.8.
Bibliography:Application Number: EP19800200671