Au-CsPbX3/PMMA nano composite material and preparation method thereof

The invention relates to an Au-CsPbX3/PMMA nano composite material and a preparation method thereof, and the preparation method comprises the following steps: (1) synthesis of visible light band gap adjustable CsPbX3 nanocrystal; (2) effective hybridization of Au nanoparticles and the CsPbX3 nanocry...

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Bibliographische Detailangaben
Hauptverfasser:	LIU HAITAO, LU XUE, YANG XINYU, XU QIN, YAN XIAOLIAN, GUO SHANSHAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADHESIVES BASIC ELECTRIC ELEMENTS CHEMISTRY 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 DEVICES USING STIMULATED EMISSION DYES ELECTRICITY FREQUENCY-CHANGING MANUFACTURE OR TREATMENT OF NANOSTRUCTURES MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NANOTECHNOLOGY NATURAL RESINS NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PAINTS PERFORMING OPERATIONS PHYSICS POLISHES SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF TRANSPORTING
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Beschreibung
Zusammenfassung:	The invention relates to an Au-CsPbX3/PMMA nano composite material and a preparation method thereof, and the preparation method comprises the following steps: (1) synthesis of visible light band gap adjustable CsPbX3 nanocrystal; (2) effective hybridization of Au nanoparticles and the CsPbX3 nanocrystal; and (3) adjustment of the absorption band gap of a fiber-optic communication band of Au-CsPbX3nanocrystal; (4) effective composite of the Au-CsPbX3 nanocrystal and PMMA to obtain the Au-CsPbX3 / PMMA nanocomposite material; the beneficial effects are as follows: (1) the all-inorganic perovskite CsPbX3 (X=Cl, Br and I) nanocrystal at the core of the material system has good nonlinear saturation absorption characteristics; (2) the Au-CsPbX3 (X=Cl, Br and I) nanocrystal has potential research value of in the fiber-optic communication band; and (3) the Au-CsPbX3 (X=Cl, Br and I) / PMMA nanocomposite material has great potential of use as saturable absorbers (SA). 本发明涉及种Au-CsPbX/PMMA纳米复合材料及其制备方法，包含如下步骤：(1)可见光带隙可调C