Applications:

Iron oxide nanoparticles show excellent magnetic properties. It is used as a composite for making ferrofluid, and electro magnetorheological fluid. It is applied in magnetic refrigeration, magnetically controlled transport of anti-cancer drugs, magnetic refrigeration, magnetic cell separation, and magnetic coatings. It also has applications in electronic devices such as, magneto-optical devices, semiconductors, microwave devices, magnetic detectors, and laser printers.