Functional Group and Magnetic Properties of Fe3O4 Ferrofluids: The Impact of Dispersion Agent Composition

Ahmad Taufiq*, Rosy Eko Saputro, Sunaryono, Yuanita Amalia Hariyanto, Nurul Hidayat, Arif Hidayat, Nandang Mufti, Hendra Susanto, Mujamilah

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

21 Citations (Scopus)

Abstract

This work was aimed to identify the functional group and magnetic properties of the Fe3O4 ferrofluids coated by oleic acid regarding different compositions of olive oil as a dispersing agent. The results of the x-ray diffraction (XRD) data presented that the phase of the samples was a Fe3O4 phase, which was identified based on the diffraction peaks with highest peak at 35.6° with the particle size of 8.8 nm. The results of the Fourier transform infrared (FTIR) characterization on the ferrofluids showed those functional groups representing the existence of magnetic and dispersing agent particles. Based on the data analysis of the magnetization data, the composition of the dispersing agent influenced the saturation magnetization with the highest value of approximately 18 emu/gram. Therefore, the prepared ferrofluids in this work open a potency to be applied in various fields, such as for an antibacterial agent.

Original languageEnglish
Article number012010
JournalJournal of Physics: Conference Series
Volume1093
Issue number1
DOIs
Publication statusPublished - 10 Oct 2018
Externally publishedYes
Event2017 International Conference on Mathematics, Science, and Education, ICoMSE 2017 - Malang, East Java, Indonesia
Duration: 29 Aug 201730 Aug 2017

Keywords

  • FeO
  • Ferrofluid
  • dispersing agent
  • iron sand
  • magnetization

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