Multifunctional Fe3O4@SiO2Janus Particles

Ruotong Zhao; Tianhao Han; Dayin Sun; Dan Shan; Zhengping Liu; Fuxin Liang

doi:10.6023/a20060208

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JOURNAL ARTICLE

Multifunctional Fe₃O₄@SiO₂Janus Particles

Ruotong Zhao Tianhao Han Dayin Sun Dan Shan Zhengping Liu Fuxin Liang

Year: 2020 Journal: Acta Chimica Sinica Vol: 78 (9)Pages: 954-954 Publisher: Science Press

DOI: 10.6023/a20060208

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Abstract

采用溶剂热法和溶胶-凝胶法制备了顺磁性Fe3O4@SiO2颗粒,以Pickering乳液界面保护法实现颗粒表面分区获得Fe3O4@SiO2 Janus颗粒,进一步选区复合生长Pt或Ag纳米颗粒制备Fe3O4@SiO2-Pt和Fe3O4@SiO2-Ag Janus颗粒.Fe3O4@SiO2-Pt Janus颗粒的Pt一侧进行催化过氧化氢的反应,具有自驱动功能.因其顺磁性和两亲性,Fe3O4@SiO2-Ag Janus颗粒能够作为磁响应颗粒乳化剂稳定油水乳液,并将Ag的催化功能引入界面.

Keywords:

Chemistry Janus Nanotechnology Mineralogy

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Iron oxide chemistry and applications

Physical Sciences → Energy → Renewable Energy, Sustainability and the Environment

Catalysis and Hydrodesulfurization Studies

Physical Sciences → Engineering → Mechanical Engineering

Nanomaterials for catalytic reactions

Physical Sciences → Chemistry → Organic Chemistry

Multifunctional Fe₃O₄@SiO₂Janus Particles

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