Perovskite type cubic phase doped bismuth ferrite magneto-optical material and preparation method and application thereof

The invention provides a perovskite type cubic phase doped bismuth ferrite magneto-optical material and a preparation method and application thereof. The chemical formula of the magneto-optical material is Bi1-xSrxFe1-xTixO3, wherein x is equal to 0.2-0.5. The magneto-optical material belongs to a c...

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Hauptverfasser:	CHEN XIN, ZHUANG NAIFENG, LIN NANQIAN, HU XIAOLIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMICAL SURFACE TREATMENT CHEMISTRY COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL COATING MATERIAL WITH METALLIC MATERIAL COATING METALLIC MATERIAL COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING DIFFUSION TREATMENT OF METALLIC MATERIAL FREQUENCY-CHANGING INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL LIME, MAGNESIA METALLURGY NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS REFRACTORIES SLAG SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:	The invention provides a perovskite type cubic phase doped bismuth ferrite magneto-optical material and a preparation method and application thereof. The chemical formula of the magneto-optical material is Bi1-xSrxFe1-xTixO3, wherein x is equal to 0.2-0.5. The magneto-optical material belongs to a cubic crystal system, has a space group, can be prepared by adopting a radio frequency magnetron sputtering method, and has the advantages of simple process, short period, good reproducibility and the like. The magneto-optical material obtained by the invention has the advantages of novel structure,good optical and magnetic properties, remarkable magneto-optical effect and the like, is matched with crystal lattices of silicon, and is expected to be applied in the fields of silicon-based integrated optical isolators and the like. 本发明提供一种钙钛矿型立方相掺杂铁酸铋磁光材料及其制备方法和应用。所述磁光材料的化学式为BiSrFeTiO，=0.2~0.5，其属于立方晶系，空间群为，并可采用射频磁控溅射法制备，具有工艺简单，周期短，重现性好等优点。本发明所得磁光材料具有结构新颖、光学和磁学性能良好、磁光效应显著等优点，且其与硅的晶格相匹配，有望在硅基集成光隔离器等领域获得应用。