DE112019001920T5 - Texturierte planare hexagonale ferrite vom m-typ und verfahren zu deren verwendung - Google Patents

Texturierte planare hexagonale ferrite vom m-typ und verfahren zu deren verwendung Download PDF

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Publication number
DE112019001920T5
DE112019001920T5 DE112019001920.1T DE112019001920T DE112019001920T5 DE 112019001920 T5 DE112019001920 T5 DE 112019001920T5 DE 112019001920 T DE112019001920 T DE 112019001920T DE 112019001920 T5 DE112019001920 T5 DE 112019001920T5
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Prior art keywords
grain
oriented
ferrite
hexagonal
type
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DE112019001920.1T
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German (de)
English (en)
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Yajie Chen
Kevin Ring
Li Zhang
Michael S. White
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Rogers Corp
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Rogers Corp
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    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/342—Oxides
    • H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
    • H01F1/348—Hexaferrites with decreased hardness or anisotropy, i.e. with increased permeability in the microwave (GHz) range, e.g. having a hexagonal crystallographic structure
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    • C04B35/2608—Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
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