Preparation of hollow nickel ferrite microspheres and their magnetic properties

Jing Jing Li, Yun Zhao, Han Sheng Li, Qin Wu, Qing Ze Jiao*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Citation (Scopus)

Abstract

Hollow nickel ferrite microspheres with a diameter of about 1.5 to 2.5 μm were synthesized using an emulsion-based solvothermal method in combination with calcination at 550°C. The structures and morphologies of the nickel ferrite microspheres were characterized using an X-ray diffractometer, a transmission electron microscopy and a field emission scanning electron microscopy. Magnetization measurement was carried out using a vibrating sample magnetometer at room temperature. The saturation magnetization and coercivity of nickel ferrite microspheres could reach 19.41 emu/g and 202.28 Oe, respectively. Hollow nickel ferrite microspheres might be used as catalysts, magnetic materials and microwave absorbers.

Original languageEnglish
Title of host publicationProceedings of 2014 International Conference on Material Science and Engineering
EditorsPing Chen
PublisherTrans Tech Publications Ltd.
Pages488-491
Number of pages4
ISBN (Electronic)9783038352600
DOIs
Publication statusPublished - 2014
Event2014 International Conference on Material Science and Engineering, ICMSE2014 - Xi'an, China
Duration: 8 Aug 20149 Aug 2014

Publication series

NameAdvanced Materials Research
Volume1035
ISSN (Print)1022-6680
ISSN (Electronic)1662-8985

Conference

Conference2014 International Conference on Material Science and Engineering, ICMSE2014
Country/TerritoryChina
CityXi'an
Period8/08/149/08/14

Keywords

  • Ferrite
  • Hollow
  • Magnetic property
  • Microsphere

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