Agglomeration and magnetic self-assembly of bare and polymer-modified Fe3O4 nanoparticles under ambient and applied fields

Key Points

• Magnetic self-assembly of Fe3O4 nanoparticles occurs effectively under applied fields, enhancing their agglomeration.
• Key evidence shows significant changes in particle interactions when subjected to varying field strengths.
• Observational analysis across different conditions reveals how polymer modification influences self-assembly processes.
• These findings indicate potential for improved applications in nanotechnology based on magnetic properties.