Fabrication of magnetic FePt patterns from Langmuir-Blodgett films of platinum-iron oxide core-shell nanoparticles

Qijie Guo, Xiaowei Teng, Hong Yang

Research output: Contribution to journalArticlepeer-review

Abstract

The design and fabrication of magnetic FePt microstructures from platinum-iron oxide core-shell nanoparticles using patterned Langmuir-Blodgett (pLB) method were discussed. The characteristics of the FePt patterns were investigated using scanning electron microscopy, powder x-ray diffraction, atomic force microscopy (AFM), magnetic force microscopy and superconducting quantum interference device (SQUID) magnetometer. The topology of the sample patterns of pLB films on silicon substrates were investigated using tapping-mode AFM. It was observed that the magnetic properties of the final fct-phase patterns were tuned by varying the experimental conditions.

Original languageEnglish (US)
Pages (from-to)1337-1341
Number of pages5
JournalAdvanced Materials
Volume16
Issue number15 SPEC. ISS.
DOIs
StatePublished - Aug 3 2004
Externally publishedYes

ASJC Scopus subject areas

  • General Materials Science
  • Mechanics of Materials
  • Mechanical Engineering

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